12th week of 2010 patent applcation highlights part 58 |
Patent application number | Title | Published |
20100073028 | Level-converting flip-flop and pulse generator for clustered voltage scaling - Provided is a level converting flip-flop for clustered voltage scaling and a level-converting pulse generator for use in the flip-flop. The flip-flop may include a pulse generator that receives an input clock signal with a high level equal to a first level and generates a pulse signal with a high level that may be converted into a second level higher than the first level. The flip-flop may further include a latch that latches input data with a high level equal to a third level lower than the second level and outputs output data with a high level that may be converted into the second level in response to the pulse signal. The third level may be equal to the first level. A supply voltage of the second level may be used as a supply voltage to the latch. Both the pulse generator and the flip-flop may have a level converting function without additional circuits, and therefore, the operating speeds of the pulse generator and the flip-flop may be increased without increasing the area and power consumption of the system. | 2010-03-25 |
20100073029 | Complementary Energy Path Adiabatic Logic - A complementary energy path adiabatic logic (CEPAL) includes an evaluation network and a power clock network. The evaluation network is a logic circuit composed of P-type MOS transistors and N-type MOS transistors. The power clock network includes a P-type and N-type MOS transistors and additional P-type and N-type MOS transistors, with each of the transistors involved in the power clock network acting as an active diode. | 2010-03-25 |
20100073030 | Adaptive Keeper Circuit to Control Domino Logic Dynamic Circuits Using Rate Sensing Technique - The present invention provides an adaptive keeper circuit to control Domino Logic Dynamic Circuits using Rate Sensing Technique to provide reduced contention and efficient process tracking at given noise robustness with less overhead in area, power and delay, said adaptive keeper comprising, keeper PMOS transistor (M | 2010-03-25 |
20100073031 | NANOTUBE-BASED SWITCHING ELEMENTS WITH MULTIPLE CONTROLS AND LOGIC CIRCUITS HAVING SAID ELEMENTS - Boolean logic circuits comprising nanotube-based switching elements with multiple controls. The Boolean logic circuits include input and output terminals and a network of nanotube switching elements electrically disposed between said at least one input terminal and said output terminal. Each switching element includes an input node, an output node, and a nanotube channel element having at least one electrically conductive nanotube. A control structure is disposed in relation to the nanotube channel element to controllably form and unform an electrically conductive channel along the nanotube channel element. At least one nanotube switching element non-volatilely retains an informational state and at least one nanotube switching elements volatilely retains an informational state. The network of nanotube switching elements effectuates a Boolean function transformation of Boolean signals on said at least one input terminal. Dual rail cascode logic circuits may also be constructed from the nanotube switching elements. | 2010-03-25 |
20100073032 | VOLTAGE COMPARATOR AND ELECTRONIC DEVICE - A differential amplifier circuit, a differentiation circuit and an output amplifier circuit are provided. The differential amplifier circuit differentially amplifies differentially inputted signals and provides an output. The differentiation circuit differentiates the output of the differential amplifier circuit, and adds the differentiated output to a bias voltage of a constant current transistor of the output amplifier circuit. A voltage comparator capable of higher speed operation without increasing its current consumption is provided. | 2010-03-25 |
20100073033 | PEAK DETECTOR - A peak detector capable of rapidly detecting a peak value of a signal is provided. The peak detector includes first and second operational amplifiers and an auxiliary current source to detect two rail to rail signals. The first operational amplifier outputs a detection signal by buffering a first rail to rail input signal. The second operational amplifier outputs a control signal in response to a second rail to rail input signal and the detection signal. The auxiliary current source includes a terminal connected to an output terminal of the first operational amplifier and the other terminal connected to the first or second source voltage. The auxiliary current source operates in response to the control signal. The auxiliary current source supplies a current from the first source voltage to the output terminal in response to the control signal or supplies a path for discharging a current from the output terminal to the second source voltage. | 2010-03-25 |
20100073034 | CIRCUIT FOR COMPARING AN INPUT CURRENT WITH A THRESHOLD CURRENT - A circuit is for generating a signal that indicates whether or not an input current exceeds a pre-established threshold current and, in the affirmative case, that is representative of the difference between the input current and the threshold current. The circuit includes a diode-connected transistor biased with a first constant current in a saturation functioning condition, a sense transistor mirrored to the diode-connected transistor and biased in a linear (triode) functioning condition, a load transistor connected in series to the sense transistor, biased with a second constant current and the control terminal of which is connected in common with the respective terminals of the diode-connected transistor and of the sense transistor. The input current to be compared is injected to a common current node of the load transistor and of the sense transistor, and the output voltage is available on the other current node of the load transistor. | 2010-03-25 |
20100073035 | SYNCHRONOUS FREQUENCY SYNTHESIZER - An apparatus for clock generation is presented. In one embodiment, the apparatus comprises a phase interpolator that generates an output with a phase value within reference phases associated with two input clocks. Logic units are coupled to determine a number of phase settings for the phase interpolator. A divider is coupled to the phase interpolator to generate an output clock based on a modifiable divider setting. | 2010-03-25 |
20100073066 | RADIO-FREQUENCY SWITCH CIRCUIT - A radio-frequency switch circuit of the invention includes: n-stage through FETs (field effect transistors) connected in series between the antenna terminal and each of the radio-frequency terminals, where n is a natural number; a radio-frequency leakage prevention resistor connected to a gate of the through FETs; a control signal line commonly connected to the gates of the n-stage through FETs connected to the same radio-frequency terminal; and a resistor connected to each of at least two of the control signal lines and connected to the radio-frequency leakage prevention resistor in series The two control signal lines are capacitively coupled between the resistor and the through FETs. | 2010-03-25 |
20100073067 | Inductive Load Power Switching Circuits - Power switching circuits including an inductive load and a switching device are described. The switches devices can be either low-side or high-side switches. Some of the switches are transistors that are able to block voltages or prevent substantial current from flowing through the transistor when voltage is applied across the transistor. | 2010-03-25 |
20100073068 | FUNCTIONAL BLOCK LEVEL THERMAL CONTROL - An integrated circuit. The integrated circuit includes a plurality of functional units, wherein each of the plurality of functional units is implemented on a die of the integrated circuit. Each of the functional units includes one or more temperature sensors. The integrated circuit further includes a temperature control unit coupled to each of the functional units, wherein the temperature control unit is configured to monitor a temperature of each of the plurality of functional units based on temperature information provided from the temperature sensors. The temperature control unit is configured to, if the temperature exceeds a first threshold value for a particular one of the plurality of functional units, perform a first temperature control action on the particular one of the plurality of functional units independently of other ones of the plurality of functional units. | 2010-03-25 |
20100073069 | On-Chip Bias Voltage Temperature Coefficient Self-Calibration Mechanism - Techniques and corresponding circuitry for deriving a supply a bias voltage for a memory cell array from a received reference voltage is presented. The circuit includes a voltage determination circuit, which is connected to receive the reference voltage and generate from it the bias voltage, a temperature sensing circuit, and a calibration circuit. The calibration circuit is connected to receive the bias voltage and to receive a temperature indication from the temperature sensing circuit and determine from the bias voltage and temperature indication a compensation factor that is supplied to the voltage determination circuit, which adjusts the bias voltage based upon the compensation factor. | 2010-03-25 |
20100073070 | Low Voltage High-Output-Driving CMOS Voltage Reference With Temperature Compensation - A bandgap reference voltage generator has a first stage that generates a first current that is complementary-to-absolute-temperature (Ictat) and a second stage that generates a current that is proportional-to-absolute-temperature (Iptat). The Ictat and Iptat currents are both forced through a summing resistor to generate a voltage that is relatively independent of temperature, since the Ictat and Iptat currents cancel out each other's temperature dependencies. A PMOS output transistor drives current to an output load to maintain the load at the reference voltage. An op amp drives the gate of the PMOS output transistor and has inputs connected to emitters of PNP transistors in the second stage. A series of resistors generate the reference voltage between the PMOS output transistor and ground and drives bases of the PNP transistors and includes the summing resistor. Parasitic PNP transistors in an all-CMOS process are used. The generator operates with a 1-volt power supply. | 2010-03-25 |
20100073071 | Over-temperature detecting circuit with high precision - An over-temperature detecting circuit includes a band-gap circuit for generating a temperature-drop-dependent voltage and a reference voltage not varying with the temperature, a transistor coupled to the band-gap circuit for generating a temperature-rise-dependent current according to the temperature-drop-dependent voltage, a resistor coupled to the transistor for generating a temperature-rise-dependent voltage according to the temperature-rise-dependent current, and a comparator coupled to the band-gap circuit and the resistor for generating a thermal shutdown signal according to the reference voltage and the temperature-rise-dependent voltage. | 2010-03-25 |
20100073072 | BIASING ARRANGEMENT, ELECTRONIC APPARATUS, BIASING METHOD, AND COMPUTER PROGRAM - A biasing arrangement for an electronic apparatus having an input device connected by wires is disclosed. The biasing arrangement comprises a bias signal generator arranged to provide a bias voltage and a reference voltage; a flying capacitor circuitry having a first set of switches connected to said bias signal generator to selectively connecting and disconnecting the bias voltage and reference voltage, respectively, over a capacitor of the flying capacitor circuitry, and the flying capacitor circuitry further having a second set of switches to selectively connecting and disconnecting the voltage over the capacitor to an output of the flying capacitor circuitry, wherein the first and second sets of switches are not both in a connecting state at any time; and a wired connection between output of the flying capacitor circuitry and the input device of the apparatus. An electronic apparatus, a biasing method, and a computer program are also disclosed. | 2010-03-25 |
20100073073 | MICROPROCESSOR WITH SUBSTRATE BIAS CLAMPS - A microprocessor including a substrate bias rail providing a bias voltage during a first operating mode, a supply node providing a core voltage, a clamp device coupled between the bias rail and the supply node, and control logic. The control logic turns on the clamp device to clamp the bias rail to the supply node during a second operating mode and turns off the clamp device during the first operating mode. The clamp devices may be implemented with P-channel and N-channel devices. Level shift and buffer circuits may be provided to control the clamp devices based on substrate bias voltage levels. The microprocessor may include a substrate with first and second areas each including separate substrate bias rails. The control logic separately turns on and off clamp devices to selectively clamp the substrate bias rails in the first and second areas based on various power modes. | 2010-03-25 |
20100073074 | MICROPROCESSOR WITH SELECTIVE SUBSTRATE BIASING FOR CLOCK-GATED FUNCTIONAL BLOCKS - A microprocessor according to one embodiment includes a supply node providing a core voltage, a functional block, a charge node, select logic, and substrate bias logic. The functional block has multiple power modes and includes one or more semiconductor devices and a substrate bias rail routed within the functional block and coupled to a substrate connection of at least one semiconductor device. The select logic couples the substrate bias rail to the charge node when the functional block is in a low power mode and clamps the substrate bias rail to the supply node when the functional block is in a full power mode. The substrate bias logic charges the charge node to a bias voltage at an offset voltage relative to the core voltage when the functional block is in the low power mode. Semiconductor devices may be provided to clamp or otherwise couple the bias rail. | 2010-03-25 |
20100073075 | SYSTEM FOR SUBSTRATE POTENTIAL REGULATION DURING POWER-UP IN INTEGRATED CIRCUITS - An integrated circuit with body-bias inputs coordinated by a switch at initial power application. A switch coupled to the N-well bias and P-type substrate bias lines of an integrated circuit selectively couples the substrate to ground or the substrate bias supply, depending upon the state of the bias supply lines. During power-up and the initial application of the N-well bias, the substrate is coupled to ground to prevent a leakage induce rise in the substrate potential. Upon sensing the presence of the substrate bias potential on the substrate bias line, the switch couples the substrate to the substrate bias line instead of ground. In another embodiment, a switch indirectly senses the availability of the substrate bias potential by sensing a charge pump enable signal. | 2010-03-25 |
20100073086 | Method and apparatus for producing linearized optical signals - A method for producing an optical output in substantially linear relationship with an electrical AC signal, includes the following steps: providing a light-emitting transistor having emitter, base, and collector regions, and associated respective emitter, base, and collector terminals, the transistor having a light-emitting output port; applying the AC signal to a first input port defined across a given one of the terminals and a common one of the terminals; applying an amplified version of the AC signal to a second input port defined across a further one of the terminals and the common one of the input terminals; and selecting an amplification of the amplified version of the AC signal to substantially cancel a nonlinearity characteristic of the light emitting transistor. | 2010-03-25 |
20100073087 | Cable Television Network - There is provided a cable television network ( | 2010-03-25 |
20100073088 | Joint optimisation of supply and bias modulation - There is disclosed a technique for controlling at least one amplification stage, comprising: selecting a linearity objective for the amplification stage; in dependence on an input signal to said amplification stage, determining a combination of supply input and bias input for the amplification stage in order to meet said linearity objective; and in dependence on there being more than one combination of supply input and bias input for meeting the linearity objective, selecting the combination that optimises a further system performance objective for the amplification stage. The further system performance objective may be one or more of: an efficiency objective; an envelope signal bandwidth objective; or a robustness to production tolerance objective. | 2010-03-25 |
20100073089 | HIGH PASS FILTER CHIP - A high pass filter chip with a large size capacitor is disclosed. The high pass filter chip includes a fully-differential sensing device circuit. The fully differential sensing device circuit includes a first amplifier circuit, a second amplifier circuit, and a miller capacitor module including a third amplifier. The first amplifier circuit includes a first transistor and a second transistor, in which the base of the first transistor is coupled to the base of the second transistor. The second amplifier circuit includes a third transistor and a fourth transistor, in which the base of the third transistor is coupled to the base of the fourth transistor. A first input terminal of the third amplifier is coupled to the base of the second transistor of the first amplifier circuit, and a second terminal of the amplifier is coupled to the base of the third transistor of the second amplifier circuit. | 2010-03-25 |
20100073090 | CURRENT SENSE AMPLIFIER - A system includes a current sense amplifier to receive an input voltage based on a sense current provided to load circuitry. The current sense amplifier is configured to generate an output voltage from the input voltage based, at least in part, on one or more reconfigurable characteristics of the current sense amplifier. The system also includes a microcontroller to compare the output voltage from the current sense amplifier to one or more programmable thresholds. The microcontroller is configured to direct a current controller to regulate the sense current provided to the load circuitry according to the comparison. | 2010-03-25 |
20100073091 | CIRCUIT ARRANGEMENT FOR PROVIDING AN ANALOG SIGNAL, AND ELECTRONIC APPARATUS - A circuit arrangement for providing an analog signal is disclosed. The circuit arrangement comprises a biasing resistor; an analog input arrangement; and a signal output, wherein the biasing resistor and the analog input arrangement are connected in series between a supply voltage and a reference voltage, and the signal output is connected such that the alternating voltage over the biasing resistor is provided as an output signal. An electronic apparatus comprising such a circuit arrangement is also disclosed. | 2010-03-25 |
20100073092 | METHOD AND APPARATUS FOR TREATING A RECEIVED SIGNAL TO PRESENT A RESULTING SIGNALWITH IMPROVED SIGNAL ACCURACY - A signal treating apparatus for presenting an output signal representing an input signal over a signal range includes: (a) an input section receiving the input signal and presenting a first filtered signal limited to a first bandwidth at a first circuit locus; the input section presenting a second filtered signal limited to a second bandwidth at a second circuit locus; (b) an amplifying unit receiving the first filtered signal and presenting an increased gain signal at an amplifier output locus; (c) a detector coupled with the amplifier output locus and presenting third bandwidth-limited signal limited to a third bandwidth less than the first bandwidth at a third circuit locus; and (d) a combining section coupled with the second and third circuit loci and presenting a resulting signal related with the second filtered signal and the third filtered signal; said resultant signal being said output signal. | 2010-03-25 |
20100073093 | Automatic Frequency Compensation for Pulse Width Modulated RF Level Control - Preferred embodiments of the present invention provide systems and methods that automatically correct the desired on-time of switching elements as the resonant frequency changes, so as to maintain the correct proportional value. | 2010-03-25 |
20100073094 | Techniques For Generating Fractional Clock Signals - A circuit includes phase detection circuitry, a clock signal generation circuit, a first frequency divider, and a second frequency divider. The phase detection circuitry compares an input clock signal to a feedback signal to generate a control signal. The clock signal generation circuit generates a periodic output signal in response to the control signal. The first frequency divider divides a frequency of the periodic output signal by a first value to generate a first frequency divided signal. The second frequency divider divides the frequency of the periodic output signal by a second value to generate a second frequency divided signal. The first and the second frequency divided signals are routed to the phase detection circuitry as the feedback signal during different time intervals. | 2010-03-25 |
20100073095 | Frequency Synthesizer and Radio Transmitting Apparatus - A frequency synthesizer ( | 2010-03-25 |
20100073096 | MICRO ELECTRO-MECHANICAL SYSTEM BASED PROGRAMMABLE FREQUENCY SYNTHESIZER AND METHOD OF OPERATION THEREOF - A frequency synthesizer and a method of synthesizing an output signal. In one embodiment, the frequency synthesizer includes: (1) a substrate, (2) a resonator located on the substrate and comprising a micro electromechanical system device and a feedback amplifier coupled thereto, (3) a phase-locked loop located on the substrate and coupled to the resonator, (4) control logic located on the substrate and configured to control the phase-locked loop based on a known resonant frequency of the micro electromechanical system device and (5) a voltage-controlled oscillator located on the substrate and coupled to the phase-locked loop. | 2010-03-25 |
20100073097 | Oscillator, oscillator implementations and method of generating an oscillating signal - One embodiment of the oscillator includes a first starved inverter and a second starved inverter. An inner inverter of the second starved inverter is cross-coupled to an inner inverter of the first starved inverter. The oscillator further includes a first inverter connected to output of the inner inverter of the first starved inverter, and a second inverter connected to output of the inner inverter of the second starved inverter. | 2010-03-25 |
20100073098 | Constant-temperature type crystal oscillator - A constant-temperature type crystal oscillator includes: a crystal unit including a case main body, in which two crystal terminals and two dummy terminals are provided on an outer bottom face thereof, and a crystal element housed in the case main body; an oscillator output circuit including an oscillating stage and a buffering stage; a temperature control circuit for keeping an operational temperature of the crystal unit; and a circuit substrate, on which circuit elements of the crystal unit, the oscillator output circuit and the temperature control circuit are installed. The temperature control circuit includes: heating chip resistors; a power transistor; and a temperature sensing element. The dummy terminals are connected to a circuit terminal for dummy on the circuit substrate. The circuit terminal for dummy is connected to an electrically-conducting path, to which one terminal of the heating chip resistors is electrically connected, on the circuit substrate. | 2010-03-25 |
20100073099 | STABILIZATION NETWORK AND A SEMICONDUCTOR DEVICE HAVING THE STABILIZATION NETWORK - A stabilization network and a semiconductor device having the stabilization network wherein the stabilization network includes an active element having a negative resistance accompanying a high frequency negative resistance oscillation; and a tank circuit composed of a resistance connected to a main electrode of the active element, an inductance and capacitance which are connected in parallel with the resistance and synchronize with an oscillating frequency of the high frequency negative resistance oscillation, wherein the stabilization network is performed for suppressing a negative resistance accompanying a Gunn oscillation and obtaining stable and highly efficient power amplification. | 2010-03-25 |
20100073100 | METHOD AND ARRANGEMENT FOR A VOLTAGE CONTROLLED OSCILLATOR CIRCUIT - In a voltage controlled oscillator circuit comprising two transistors, the first terminals of each said two transistors, are coupled together and to a supply voltage, two interconnected resonator units, and each of said two resonator units couples a respective second terminal of said two transistors to third terminals of both said transistors. | 2010-03-25 |
20100073101 | Low-noise voltage controlled oscillator - A low-noise voltage controlled oscillator is provided, to improve a phase noise characteristic and widen a frequency variable range. The low-noise voltage controlled oscillator is configured so that an oscillation element and a capacitor | 2010-03-25 |
20100073102 | IQ-MODULATION SYSTEM AND METHOD FOR SWITCHED AMPLIFIERS - An apparatus and methods for a baseband modulator configured to code amplitude signals into pulse width modulated time signals comprising at least two amplitude levels is disclosed. A pulse width modulator can receive a component signal of a baseband complex signal and generate a discrete-time pulse width modulated signal. This signal can be converted to a continuous time signal, such as a pulse-width modulated time signal and can be shifted to a carrier signal corresponding respectively to the component signal by a switch. Bursts sequences are generated to an input of a switched amplifier for driving operation of the amplifier therein. | 2010-03-25 |
20100073103 | METHODS FOR TUNING AN ADAPTIVE IMPEDANCE MATCHING NETWORK WITH A LOOK-UP TABLE - Methods for generating a look-up table relating a plurality of complex reflection coefficients to a plurality of matched states for a tunable matching network. Typical steps include measuring a plurality of complex reflection coefficients resulting from a plurality of impedance loads while the tunable matching network is in a predetermined state, determining a plurality of matched states for the plurality of impedance loads, with a matched state determined for each of the plurality of impedance loads and providing the determined matched states as a look-up table. A further step is interpolating the measured complex reflection coefficients and the determined matching states into a set of complex reflection coefficients with predetermined step sizes. | 2010-03-25 |
20100073104 | Tune Range Limiter - An impedance matching network includes a first input port that receives radio frequency (RF) power and includes an input impedance, an output port that provides the RF power and includes an output impedance, and a variable capacitance module that varies the output impedance. The variable capacitance module includes a first variable capacitor, a second variable capacitor, a first motor, and a second motor that adjusts a capacitance of the second variable capacitor. A relationship between a desired value of the capacitance and an actual value of the capacitance is dependent on a capacitance of the first variable capacitor. | 2010-03-25 |
20100073105 | PHASE SHIFTER - A phase shifter including a substrate, a plurality of first transmission lines, a plurality of second transmission lines, and a coupling portion is described. After the phase shifter feeds a signal into the first transmission lines, the first transmission lines assign the signal to the second transmission lines. Moreover, the coupling portion moves to change an area of the second transmission lines shielded by the coupling portion, so as to change the phase of the signal transferred by each of the second transmission lines. | 2010-03-25 |
20100073106 | BAW Resonator Filter Bandwidth and Out-of-Band Frequency Rejection - Embodiments of the present invention provide systems, devices and methods for improving both the bandwidth of a BAW resonator bandpass filter and the suppression of out-of-band frequencies above the passband. In various embodiments of the invention, blocker inductors are located in series between the filter input and the filter output to realize both bandwidth enhancement and improved out-of-band frequency rejection. For example, a first blocker inductor may be located at the input and a second blocker inductor may be located at the output of a BAW resonator bandpass filter. | 2010-03-25 |
20100073107 | MICRO-MINIATURE MONOLITHIC ELECTROMAGNETIC RESONATORS - A filter comprises a substrate, and one or more resonator structures formed on a planar side of the substrate. Each of the one or more resonator structures has a resonant frequency and comprises a folded transmission line that is patterned to form a plurality of adjacent line segments and a plurality of gaps disposed between the adjacent line segments. The ratio of a sum of an average width of the adjacent lines and an average width of the gaps to a thickness of the substrate is equal to or less than 0.50. The filter further comprises an input terminal coupled to one end of the one or more resonator structures, and an output terminal connected to another end of the one or more resonator structures. | 2010-03-25 |
20100073108 | LAMINATED BANDPASS FILTER, HIGH-FREQUENCY COMPONENT AND COMMUNICATIONS APPARATUS COMPRISING THEM - A three-stage-resonator, laminated bandpass filter comprising electromagnetically coupled first to third resonator electrodes, adjacent first and second resonator electrodes and a third resonator electrode being different in a grounding direction, and a coupling-capacitor electrode extending over resonator electrodes. | 2010-03-25 |
20100073109 | Filtering Device and Related Wireless Communication Receiver - A filtering device includes an isolation substrate including a first plane and a second plane, a micro-strip line deposited on the first plane of the isolation substrate for transmitting signals, and a ground metal layer deposited on the second plane of the isolation substrate for providing grounding. A meander-shaped resonating cavity is formed in an area of the ground metal layer corresponding to an area of the micro-strip line, for generating a rejection band on the micro-strip line. | 2010-03-25 |
20100073110 | SOLID STATE TERAHERTZ RADIATION FREQUENCY MULTIPLIER - A nonlinear solid-state device useful for frequency conversion of electromagnetic radiation and in particular for harmonic generation, comprising a waveguiding electromagnetically distributed structure (WEDS) which includes monolithically a synthetic nonlinear material (SNM). Input radiation coupled into the WEDS is converted into a higher frequency output radiation through a constricted oscillatory motion of charge carriers and phase matched harmonic frequency generation of radiation which builds up coherently over an interaction length many time larger than the radiation wavelengths. In one embodiment, microwave radiation is converted into terahertz radiation. In other embodiments, SNM based WEDS devices are adapted for frequency mixing and parametric oscillation. | 2010-03-25 |
20100073111 | TEM MODE RESONATOR - A TEM mode resonator includes a tuneable cavity defined by an electrically conducting cavity wall. The cavity wall includes a grounding face, a capacitor face and a surrounding wall extending therebetween. An electrically conducting resonator member is disposed within the cavity and extends from the grounding face part way towards the capacitor face. A portion of the resonator member proximate to the capacitor face includes a recess defining an aperture. A tuning mechanism disposed outside the tuneable cavity, includes a tuning arm extending into the tuneable cavity through the aperture. The tuning mechanism is adapted to displace the tuning arm towards and away from the capacitor face. At least a portion of the tuning arm disposed within the cavity is the tuning element, which is formed of either a metal or a dielectric. | 2010-03-25 |
20100073112 | RADIO FREQUENCY SWITCH AND APPARATUS CONTAINING THE RADIO FREQUENCY SWITCH - The present invention relates to A radio frequency (RF) switch and an apparatus including the RF switch. In an aspect of the present invention, an RF switch includes a transmission line having one end connected to an input terminal or an output terminal and the other end connected to a signal line and configured to transfer an RF signal, and a diode disposed between the input terminal and the transmission line or between the output terminal and the transmission line, the diode being configured to control whether or not to transmit the RF signal. In another aspect, an RF switch includes a transmission line having one end connected to an input terminal and the other end connected to an output terminal, and a diode disposed between the input terminal and the transmission line or between the output terminal and the transmission line, the diode being configured to control whether or not to transmit the RF signal. Here, a CRLH (Composite Right/Left-Handed) transmission line is employed as the transmission line. | 2010-03-25 |
20100073113 | Electromagnet Assembly Directly Driving Latch Of An Electronic Circuit Breaker - A circuit breaker includes a trip unit and an electronic fault detection unit sharing a common trip latch for causing the circuit breaker to trip upon detection of a fault by either unit. The circuit breaker has an electromagnet for causing the circuit breaker to trip upon detection of a fault by an electronic fault detection unit. The electromagnet is oriented in the housing proximal the trip latch without any components interposed between them, and directly attracts the latch. Advantageously the electromagnet orientation does not impact operation or the range of motion of the latch or other trip unit components. Advantageously the circuit breaker of the present invention does not increase the trip latch mass, its bulk swept volume through its range of motion or require additional linkage components that potentially might increase trip cycle time. In some embodiments the electromagnet core is reciprocable. | 2010-03-25 |
20100073114 | PROTECTION DEVICE FOR AN AUTOMATIC CIRCUIT BREAKER AND AUTOMATIC CIRCUIT BREAKER COMPRISING THIS DEVICE - The present invention relates to a magnetic protection device, in particular for an automatic circuit breaker or a disconnecting switch, preferably for use in low voltage systems. The invention also relates to an automatic circuit breaker comprising this device. The protection device ( | 2010-03-25 |
20100073115 | Apparatus for Quench Protection and Stabilizing Decay in a Quasi-persistent Superconducting Magnet - A superconducting magnet assembly comprising a superconducting magnet ( | 2010-03-25 |
20100073126 | SECURE SYSTEM FOR NON-COVERT USER AUTHENTICATION AND IDENTIFICATION - A secure system for user authentication comprised of an authentication interface having a character dial and alignment markers is provided. A passcode input module receives user commands to move the character dial with respect to the alignment markers and to record a configuration of the characters with respect to the alignment markers, thereby creating alignment configuration data. A passcode generation module receives at least one of said alignment configuration data from passcode input module and generates a plurality of passcode hypotheses. An authentication module receives the passcode hypotheses and compares the passcode hypotheses with the passcodes of registered users stored in a data store. The passcode hypotheses are updated after each new alignment configuration data entered by the user. The authentication module authenticates a user upon finding a passcode hypothesis matching a stored passcode. | 2010-03-25 |
20100073127 | DEVICE USE RESTRICTING SYSTEM - A device is provided with a reader/writer that wirelessly communicates with an RFID module in a con-contact manner that resides within a wireless communications area of the device, and an optical transmitter transmitting a signal receivable by the RFID module in an area in the vicinity of the device within the wireless communication area of the device, the signal receivable area being narrower than the wireless communication area. The device determines whether an ID of an RFID currently performing wireless-communication is stored in its storage as an authorized ID, or not. The optical transmitter initiates signal transmission on the condition of the determination that the corresponding ID is stored. Upon receipt of the signal from the optical transmitter by a photoreceptor, the RFID module wirelessly transmits an authentication request signal to the device. Having received the authentication request signal from the RFID module, the device authenticates the ID and authorizes the use of the device based on the establishment of the authentication. Thus, the use of the device by unspecified users can be excluded at a high ratio without impairing the convenience of users of the device. | 2010-03-25 |
20100073128 | APPARATUS AND METHOD FOR SECURE DETECTION OF AN ITEM AND A METHOD OF SECURING ACCESS TO INFORMATION ASSOCIATED WITH THE ITEM - Privacy of information is protected by a method of securing access to information associated with a value item, the method involving comparing a security signature and a stored profile, and permitting access to the information associated with the value item if the security signature matches the stored profile. | 2010-03-25 |
20100073129 | ELECTROMECHANICAL LOCK - The invention relates to an electromechanical lock comprising: an electronic circuitry ( | 2010-03-25 |
20100073130 | KEY HOLDING DEVICE FOR IN-VEHICLE AUXILIARY KEY - A key holding device includes a key cylinder capable of retaining an auxiliary key which is a vehicle key that is not a master key. A rotor is rotatably arranged in the key cylinder. The auxiliary key is insertable into the rotor. A tumbler is rotatable with the rotor in the key cylinder. The tumbler holds the auxiliary key in a manner irremovable from the key cylinder in accordance with the rotational position of the rotor. A key lock mechanism is capable of locking the rotor in a state in which the tumbler holds the auxiliary key in a manner irremovable from the key cylinder. A control unit selectively switches the rotor between a locked state and an unlocked state by controlling the key lock mechanism so as to permit removal of the auxiliary key when the rotor is in the unlocked state. | 2010-03-25 |
20100073131 | Vehicle with controlled door operation - Doors of a vehicle, such as a delivery vehicle, are controlled based on user inputs. A user may input a vehicle exit mode and stop the vehicle. When an exit mode has been input and the stopping of the vehicle has been sensed, an exit door of the vehicle is opened, with the door being selected based upon said exit mode. | 2010-03-25 |
20100073132 | IGNITION SYSTEM FOR A VEHICLE - An ignition system for a vehicle includes an ignition port, a vehicle processor coupled to the ignition port and an engine of the vehicle and a portable ignition module. The portable ignition module includes a memory for storing data therein and a USB interface for engaging the ignition port. The portable ignition module stores a security code therein, that when transferred to the vehicle processor when the portable ignition module is inserted into the ignition port, enables operation of the vehicle. The portable ignition module includes an ignition switch and a touch screen display coupled to the ignition switch. An operator controls the vehicle by touching the touch screen display to activate the ignition switch, thereby signaling the processor to start and/or stop the engine. | 2010-03-25 |
20100073133 | COMMUNICATING ELECTRONIC KEY FOR SECURE ACCESS TO A MECATRONIC CYLINDER - The invention relates to electronic keys. The invention relates more particularly to an electronic key for secure access to an electronic cylinder. The invention relates to an electronic key ( | 2010-03-25 |
20100073134 | DOCUMENT MANAGEMENT SYSTEM - A document management system includes: a document to which an information storage medium is attached; an information storage medium reading device which includes a reading unit for reading document identification information and a unit for transmitting a signal to a processing device when the document identification information becomes unreadable; a portable information storage medium; a first portable information storage medium reading device; a second portable information storage medium reading device; a locking/unlocking device; and an information processing device. The information processing device includes a document information database; a taking-off document specifying unit which specifies the document identification information of the document based on the document information database; a determination unit which determines the taking-out authority from individual identification information which is received from the first portable information storage medium reading device and the document identification information; and a unit which transmits a signal for unlocking a lock state to the locking/unlocking device in such a case that a person has a taking-out authority at a time of receiving the individual identification information from the second portable information storage medium reading device. | 2010-03-25 |
20100073135 | SENSORS HAVING GAP BASED SENSING DEVICES AND METHODS OF MAKING AND USING THE SAME - A sensor is provided. The sensor comprises at least one sensing device comprising a first electrode and a second electrode, and a gap defined as a distance between one or more facing inner surfaces of the first and second electrodes, wherein the gap distance at least in part determines a threshold of one or more sensed parameters, and an antenna in operative association with the sensing device. | 2010-03-25 |
20100073156 | DISPLAY DEVICE - A display device for a motor vehicle having an internal combustion engine for at least temporarily driving the motor vehicle, and for displaying operating-time-related data of the internal combustion engine. The display device is characterized in that the operating-time-related data are provided as portions of the operation of the motor vehicle with a switched-off internal combustion engine at entities (E, E′, E″, . . . ) occurring earlier on the route of the motor vehicle. The display device is configured to display these data in the manner of a histogram. | 2010-03-25 |
20100073157 | SYSTEM AND METHOD FOR DETECTING WHEEL POSITION AND TIRE AIR PRESSURE - In a tire air pressure detection system, a trigger device is caused to transmit a notification trigger signal to notify wheel position detection in advance of outputting a detection trigger signal for signal magnitude measurement. After confirming reception of the notification trigger signal by a transceiver device, the trigger device is caused to transmit a detection trigger signal for wheel position detection. The detection trigger signal is transmitted after the transceiver device is set in a signal reception wait condition. The transceiver device is thus enabled to receive the detection trigger signal to measure a signal magnitude of the detection trigger signal. | 2010-03-25 |
20100073158 | System for recommending maintenance for fuel economy improvement - A method of optimizing fuel economy and carbon dioxide emissions of a vehicle may entail utilizing an interior vehicle display to alert a driver as to the state of various vehicle components and parameters and their effect on fuel economy and carbon dioxide emissions. The components and parameters may be monitored by or direct information into a vehicle efficiency ECU which communicates with the display. The method may entail reading and displaying a real-time tire pressure into the efficiency ECU and displaying the corresponding fuel economy. a manufacturer's recommended tire pressure and corresponding fuel economy could also be displayed. The method may also entail reading a variety of real-time weather conditions into the efficiency ECU that correspond to a plurality of different road routes to a driver-selected destination. The fuel economy of each route may be displayed for driver selection to optimize fuel economy and carbon dioxide emissions. | 2010-03-25 |
20100073159 | Arrangement for the Propagation of Alarm Information in a Building Automation System that Includes One or More Applications that Access Building System Data via a Monitoring and Control System - A method includes accessing building automation data comprising a plurality of data objects, each data object corresponding to a device in a building automation system, the data objects interrelated in a first hierarchy. The method also includes receiving an event condition indication from a first device in the building automation system, and storing an indication of the event condition in a first data object corresponding to the first device. The method also includes propagating an indication of the event condition to upstream objects in the first hierarchy | 2010-03-25 |
20100073160 | ALERTING USERS USING A MULTIPLE STATE STATUS ICON - A user alert system is described that provides multiple dimensions of information to a user through a status icon. Initially the status icon displays a neutral state that informs the user that the user alert system is running, but there are currently no relevant alerts for the user to view. When the user alert system receives a lower priority alert, the system determines if the number of lower priority alerts received exceeds a threshold. If the number of lower priority alerts exceeds the threshold, then the user alert system modifies the status icon to display a low alert state. When the user alert system receives a higher priority alert, the system modifies the status icon to display a high alert state. Thus, the user alert system displays both the existence of alerts and the priority of the alerts to the user at the same time. | 2010-03-25 |
20100073161 | Systems, Methods, and Computer Program for Monitoring Crime Activity and Dissemination of Crime Related Information and Alerts Over a Multi-User Network - A system and method that allows Law enforcement to communicate quickly and efficiently with businesses and business owners. Businesses first create a profile at a website. The profile includes address, contact information, secondary contact information, alarm company name and number and information about the type of business. Detectives have the ability to send email and electronic messages to electronic devices alerting businesses, their owners and their employees about crime that affects them. Detectives can select different types of businesses, businesses within a certain range or businesses that have certain characteristics, like handle a lot of cash. Additionally detectives have the ability to look up information about a specific business, for example at three AM when the window is broken, and they need someone to come take care of the mess, or retrieve information about a group of businesses, like the names and numbers of all pawn shops within five miles. | 2010-03-25 |
20100073162 | HAND WASHING REMINDER DEVICE AND METHOD - A device and method for reminding people to maintain hand hygiene. Further a device and method for reminding people to perform hand washing and obtaining hand hygiene compliance data in a patient care environment, which may be a hospital, a nursing home, or a food service facility, which may be a restaurant or cafeteria. A device and method for using accelerometry and/or additional sensor cues, which may include the sound of running water and/or alcohol odor, for sensing when a person has washed their hands, and for using accelerometry information and other cues to determine when a person has touched something, thereby contaminating his/her hands. | 2010-03-25 |
20100073163 | METHOD AND APPARATUS FOR MONITORING A STRUCTURE - A system and method for monitoring a structure and for distinguishing between an alarm condition, and a nuisance event such as rain. An optical fibre sensor ( | 2010-03-25 |
20100073164 | METHOD FOR DETERMINING SENSOR COVERAGE, A DESIGN TOOL AND A BORDER PROTECTION SYSTEM USING THE METHOD - A method is disclosed for determining sensor performance of a border element of homogeneous terrain, weather and vegetation properties. The border element includes a number of areas of interest, as well as a plurality of sensors. The method includes determining coordinates of the border element and areas, and determining performance data for each sensor. The coordinates and performance data is used as input parameters to a Line-Of-Sight tool for determining a coverage factor of each sensor. The coverage factor is modified for time per time unit in which function of each sensor is impaired by conditions such as bad weather, light or mobility. Then, the modified coverage factors for each sensor are summed to obtain a total sensor performance for the border element. | 2010-03-25 |
20100073165 | MICROWAVE MOTION DETECTOR WITH TARGET ANGLE DETECTION - The present invention is an alarm system that includes a dual technology motion sensor. The dual technology sensor includes a PIR sensor with a PIR detection pattern and a Doppler microwave frequency motion detector with a detection pattern wider than that of the PIR sensor. The microwave detector's processing circuitry distinguishes motion beyond the PIR detection pattern, and limits the microwave detector's field of view to match the PIR detector's detection pattern. The microwave detector has a transmitting antenna, two receiving antennas, and processing circuitry for processing received signals. The microwave detector's processing circuitry uses phase information from the two receiving antennas to distinguish motion beyond the PIR detection pattern. | 2010-03-25 |
20100073166 | LASER ABLATION TO CREATE POCKET FOR DIE PLACEMENT - Exemplary embodiments provide methods and systems for assembling electronic devices, such as integrated circuit (IC) chips, by selectively and scalably embedding or seating IC elements onto/into a receiving substrate, such as a chip substrate. Specifically, the assembly of IC chips can include forming a pocket in the receiving substrate to accommodate the IC elements therein. Such pockets can be formed in the receiving substrate using laser ablation. | 2010-03-25 |
20100073167 | SECURITY TAG FOR OPTICAL MEDIA AND PROCESSES FOR FABRICATION AND ATTACHMENT - An activation system for optical media in one embodiment includes a tag having at least one pair of conductors with at least one heating element coupled to the conductors. The heating element is oriented proximate one or more activation regions on the optical media, and wherein the heating element activates the optical media. The tag in one embodiment is an elongate flexible tag material with a number of conductors that couple on one end to heating elements wherein the heating elements are disposed within a media case such that they are proximate activation regions on a media article. | 2010-03-25 |
20100073168 | System and Method for Reporting Status of a Bed - A method and system of reporting the status of a bed ( | 2010-03-25 |
20100073169 | Remotely configurable assisted-living notification system with gradient proximity sensitivity - A system provides assisted living messages with varying levels of detail to a person, according to proximity gradients. In one embodiment, the system involves location data. The location data associates first and second notification devices with respective first and second locations at a dwelling. A remote configuration module may enable a caregiver at a location other than the dwelling to specify multiple messages to be presented to the person at the dwelling, to assign first and second messages among the multiple messages to the first location, and to associate the first and second messages with first and second proximities, respectively, for the first location. The first notification device may automatically present the first message in response to detecting the person within the first proximity, and the second message in response to detecting the person within the second proximity. Other embodiments are described and claimed. | 2010-03-25 |
20100073170 | SYSTEM AND METHOD FOR DETECTION OF HF DECOMPENSATION BASED ON SIGNS AND SYMPTOMS - In an example, physiologic information about a patient can be obtained and mapped to a first set of fuzzy logic membership functions, and a symptom status can be derived from the mapping of the physiologic information using a first fuzzy logic inference. In an example, the symptom status can be mapped to a second set of fuzzy logic membership functions, and a disease status can be derived from the mapping of the symptom status to the second set of fuzzy logic membership functions using a second fuzzy logic inference. | 2010-03-25 |
20100073171 | Method of Monitoring Dislodgement of Venous Needles in Dialysis Patients - A method of detecting a dislodged needle in a hemodialysis procedure includes measuring venous drip pressure of the dialysis machine of a patient undergoing hemodialysis, analyzing the venous drip pressure and deriving intravascular blood pressure at a location of venous needle insertion into the patient, comparing the derived intravascular blood pressure to a standard, repeating the measuring, analyzing and deriving, and comparing steps and, if the intravascular blood pressure is within a specified range of the standard, determining that a needle has been dislodged in the hemodialysis procedure. A method of alerting the patient and medical personnel of a dislodged needle in a hemodialysis procedure includes detecting a drop in intravascular pressure derived from measured venous drip pressure, determining that a needle is dislodged, and alerting medical personnel of the dislodged needle. | 2010-03-25 |
20100073172 | DUAL CONDITION FIRE/SMOKE DETECTOR WITH ADJUSTABLE LED CANNON - A dual condition fire/smoke detector system includes a housing and a sensor comprising at least two of a photoelectric sensor, a heat sensor, an ionization sensor or a carbon monoxide sensor disposed within the housing. A wireless communication system associated with the sensor enables communication of the detector with a remote device via a wireless receiver and a wireless transmitter. A light source associated with the housing may be positioned to illuminate an exit in response to a hazard detected by any of the aforementioned sensors. | 2010-03-25 |
20100073173 | PARTICULATE DETECTOR - An apparatus is provided for detecting presence of transient particulate in gas within a duct ( | 2010-03-25 |
20100073174 | Wireless Smoke Detector Power Cut-Off System - A power cut-off system for cutting a 220V power supply, or any other voltage value, of an electrical device, such as an oven for example, while maintaining a 110V power supply, or any other voltage value, to the electrical device, the system comprising a control-board unit connected to the 220V power supply of the electrical device and providing 110V and 220V respectively to the electrical device, the control-board unit including a transponder for sending and receiving wireless signals. The system also includes a smoke detector unit for detecting smoke and sending a wireless signal to the transponder of the control-board unit to cut-off the 220V power supply of the electrical device while maintaining the 110V power supply to the electrical device. | 2010-03-25 |
20100073175 | Methods and apparatus for controlling and testing a notification applicance circuit - An arrangement for use in a safety notification system includes a source of negative voltage, a first resistor arrangement, and a circuit arrangement. The first resistor arrangement is coupled between the source of negative voltage and the signal output of the safety notification system. The circuit arrangement is configured to detect a first voltage at the signal output of the safety notification system, and to generate a trouble signal output if the first voltage at the signal output is above a first threshold or below a second threshold. | 2010-03-25 |
20100073186 | ARTICLE LOCATOR - A locator of personal articles being monitored to prevent loss or misplacement. The locator emits a location cue. The location cue may be emitted at the monitored article, or if in the form of a verbal message, may be generated at the person who is monitoring the personal article. Location cues emitted at the monitored article may be audible, visible, or olfactory. The locator may comprise two separate cooperating devices including a querying device and a cue emitting device, or may comprise only one device, such as for emitting the verbal message. The sole device may comprise a location cue emitter kept with the monitored article, such as for emitting an audible cue, a visible cue, or an olfactory cue. | 2010-03-25 |
20100073187 | METHODS AND APPARATUS FOR NO-TOUCH INITIAL PRODUCT DEPLOYMENT - A non-contact deployment method generally includes: configuring a component so that it is in a low-power state; receiving an activation signal (e.g., light, RFID, WiFi, Bluetooth, etc.); causing a deployment module within the component to wake up; and instructing the component to perform the appropriate deployment steps. The activation signal is preferably a type of signal that does not require special equipment, i.e., a signal that would conventionally be present within an environment in which a network is being deployed. The signal may be received, for example, while the component is within its shipping box or other enclosure. | 2010-03-25 |
20100073188 | System and Method for Real Time Asset Location and Tracking - A system for estimating the current position of an asset within a location that includes a transponder associated with the asset, a plurality of wireless interface devices provided within the location, and a central computer system in electronic communication with the wireless interface devices. The central computer system is adapted to: (i) identify a particular one or more of the wireless interface devices that have received a wireless signal from the transponder, and (ii) determine an estimate of the current position based on the identified particular one or more of the wireless interface devices. | 2010-03-25 |
20100073189 | MONOCONDUCTOR DATA-POWER TRANSMISSION - In some embodiments, apparatus and systems, as well as methods, may operate to acquire downhole data associated with a borehole casing, process a portion of the downhole data at a downhole location to provide processed data, regulate surface motor power received at a motor downhole, filter the surface motor power, and transmit the processed data to a surface location on a monoconductor that also carries the surface motor power. Additional apparatus, systems, and methods are disclosed. | 2010-03-25 |
20100073190 | Telemetry Method and System for Subsurface Well and Reservoir and Logging Data - A method and system for transmitting data through a transmission medium between surface and subsurface transceivers. A surface transceiver and a subsurface transceiver are each configured to selectively transmit over a plurality of transmission channels, each transmission channel having a range of frequencies within the total frequency bandwidth. The surface transceiver is adapted to initialize a channel to determine at least one parameter affecting the current maximum data rate for transmission of information through the channel using a given transmission methodology. At least one of the channels uses carrierless phase/amplitude (CAP) modulation for its transmission methodology. The surface transceiver and the subsurface transceiver adapt to cooperatively periodically test a channel by transmission of a calibration signal from the subsurface transceiver to the surface transceiver. Control circuitry compares the received calibration signal with the calibration signal, responding to the result of the comparison to adjust at least one parameter as necessary to achieve an optimum rate of data transmission through said channel. | 2010-03-25 |
20100073191 | Wireless Data Programmer For Electronic Utility Registers And Meters - A handheld, key-operated programmer device ( | 2010-03-25 |
20100073192 | SYSTEM AND METHOD FOR PROVIDING AUTOMATED METER MANAGEMENT LAYER INTELLIGENCE TO A POWER LINE COMMUNICATIONS SYSTEM - A system and method are provided to enable automated broadband AMR, optionally in real time. The system may include an Automated Meter Management Server and an Automated Meter Reading Converter, wherein the Automated Meter Management Server utilizes data generated by a Poller Converter and a Name Server, to enable automated data collaboration between Automated Meter Reading meters and a Power Line Communications System. | 2010-03-25 |
20100073193 | Transparent Routing in a Power Line Carrier Network - Meter nodes in a power line carrier (PLC) network may reliably communicate with an access point by alternate routes using additional media where available. A utility network may include one or more subnetworks. Each subnetwork may include one or more meter nodes and an access point configured to communicate with the meter nodes using PLC. Meter nodes operate as relays for other meter nodes to communicate with the access point. Some or all meter nodes may be configured to communicate using a power line carrier communications link and another communications link. The network may also include a node external to the subnetwork, e.g., a utility server. The access point may be configured to communicate with the node external to the subnetwork in addition to the meter nodes. | 2010-03-25 |
20100073194 | Intersection vehicle collision avoidance system - The present invention discloses a system that alerts the operator of a vehicle, when operator is not in compliance with an intersection signal condition, where the intersection traffic signal conditions does not permit driver of vehicles to cross the intersection. The system comprises of traffic light or stop sign RF transmitter or transceiver units, and plurality of vehicles equipped with vehicle collision avoidance device containing RF transceivers to receive signals from the intersection signal transmitter units, the vehicle collision avoidance device is equipped with vehicle speed comparator CPU and vehicle travel direction sensing circuitry using a compass or GPS receiver to determine vehicle travel direction and monitor vehicle speed. A beeper, LED or vibrator is incorporated for warning the driver. | 2010-03-25 |
20100073195 | VEHICLE TRAFFIC FLOW DATA ACQUISITION AND DISTRIBUTION - Embodiments of the present invention provide a method, system and computer program product for vehicle traffic flow data acquisition and reporting for onboard vehicle navigation. In an embodiment of the invention, a method for vehicle traffic flow data acquisition and reporting for onboard vehicle navigation can include acquiring imagery of multiple vehicles traveling on a roadway between two locations and individually identifying the different vehicles in the imagery. An elapsed time of travel can be determined for the individually identified vehicles between the two locations and a rate of travel can be computed for each of the individually identified different vehicles based upon the elapsed time of travel. Thereafter, the rate of travel for at least one of the individually identified different vehicles can be broadcast to a subscriber for at least one of the two locations. | 2010-03-25 |
20100073206 | ANALOG-TO-DIGITAL CONVERSION CIRCUITS AND METHOD FOR CALIBRATING THEREOF - An analog-to-digital conversion circuit is provided and includes an input unit, at least one analog-to-digital converter, and a processing unit. The input unit receives an analog input signal and outputs an analog output signal. A first reference signal is injected into the input unit, and the analog output signal is related to the first reference signal. The at least one analog-to-digital converter receives the analog output signal and converts the analog output signal to a digital output signal. The processing unit receives the digital output signal and performs correlation computation on the digital output signal with a second reference signal to generate a calibration parameter. | 2010-03-25 |
20100073207 | Delta-Sigma Analog-to-Digital Converters and Methods to Calibrate Delta-Sigma Analog-to-Digital Converters - Delta-sigma analog-to-digital converters (ADCs) and methods to calibrate methods to delta-sigma ADCs are disclosed. In one particular example, a delta-sigma ADC is described, including an n-bit feedback digital-to-analog converter (DAC) having a number of unit elements, and is configured to provide a feedback signal to a summing device, which generates a difference signal based on an analog input signal and the feedback signal. An n-bit ADC is included to generate an n-bit digital signal based on the difference signal. A dynamic element matching device selects one or more unit elements in the DAC based on the n-bit digital signal. A storage device, such as a memory, stores error coefficients corresponding to the plurality of unit elements. Finally, a digital corrector is included to receive the selection of unit elements, receive error coefficients corresponding to the selected unit elements, and adjust the n-bit digital signal based on the received error coefficients. | 2010-03-25 |
20100073208 | APPARATUS AND METHOD FOR THE CALIBRATION OF DELTA-SIGMA MODULATORS - The application relates to a calibration apparatus and calibration method for a tuneable resonator of a delta-sigma modulator of the continuous time, band pass type. The calibration apparatus comprises: a resonator driver capable of causing an oscillating behaviour in a resonator output signal, a reference signal source that provides a reference signal, a frequency detector that provides a frequency relation signal corresponding to the frequency relation between the resonator output signal and the reference signal, and a controller that controls the tuneable resonator in dependence from the frequency relation signal so as to reduce frequency deviation. | 2010-03-25 |
20100073209 | TRACK AND HOLD AMPLIFIERS AND ANALOG TO DIGITAL CONVERTERS - A track and hold amplifier is provided. The track and hold amplifier includes an input node receiving an analog signal, a buffer coupled between a first node and an output node, a first switch coupled between the input node and the first node, a plurality of switching circuits and a voltage generating unit. Each of the switching circuits includes a capacitor coupled between the first node and a second node. The voltage generating unit selectively provides a common signal and a reference signal to the capacitors of the switching circuits, wherein the reference signal is independent from the analog signal and the common signal. | 2010-03-25 |
20100073210 | Pipelined converter systems with enhanced linearity - Signal converter system embodiments are provided to substantially reduce symmetrical and asymmetrical conversion errors. Signal-processing stages of these embodiments may include a signal sampler in addition to successively-arranged signal converters. In system embodiments, injected analog dither signals are initiated in response to a random digital code. They combine with a system's analog input signal and the combined signal is processed down randomly-selected signal-processing paths of the converter system to thereby realize significant improvements in system linearity. Because these linearity improvements are realized by simultaneous processing of the input signal and the injected dither signal, a combined digital code is realized at the system's output. A first portion of this combined digital code corresponds to the analog input signal and a second portion corresponds to the injected analog dither signal. The final system digital code is realized by subtracting out the second portion with a back-end decoder that responds to the random digital code. | 2010-03-25 |
20100073211 | HIGH VOLTAGE ISOLATION BY CAPACITIVE COUPLING - The present invention comprises a circuit for transferring N inputs, wherein N is greater than or equal to 2, across a capacitive coupling media comprising a line circuit, a coupling capacitor, and a neutral potential circuit. The line circuit comprises: (1) a data converter for each input, for sampling and converting the N inputs; (2) a multiplexer for combining the outputs of the N data converters and a synchronization signal to generate an unencoded composite bit stream; (3) a data encoder for encoding the composite bit stream. The capacitor couples the encoded composite bit stream to a data decoder. The neutral potential circuit comprises: (1) the data decoder for decoding the coupled composite bit stream, and generating a recovered data stream and a recovered clock; (2) a synchronization recovery, control logic, and de-multiplex function for providing a set of digital outputs that correspond to the inputs to the data converters. | 2010-03-25 |
20100073212 | DIGITAL-TO-ANALOG CONVERTING SYSTEM WITH SAMPLING RATE CONVERSIONS AND SAMPLING RATE CONVERTING METHOD THEREOF - A digital-to-analog converting system with sampling rate conversions includes an interpolator, S orders of operating and filtering units, an up-converting and down-converting circuit, and a signal processing circuit. The interpolator performs an N-times interpolation on a first digital input signal to generate a second digital input signal. Each order of the operating and filtering unit includes a K-times zero-padding circuit and a filtering circuit. The filtering circuit performs a filtering operation to generate a filtered digital input signal. The up-converting and down-converting circuit performs a B-times up-conversion and an A-times down-conversion on the filtered digital input signal to generate a fourth digital input signal. The signal processing circuit generates an analog output signal according to the fourth digital input signal. | 2010-03-25 |
20100073213 | SIGNAL PROCESSING DEVICE - A CLK generating section of a digital ALC generates a multiplication clock signal that is obtained by multiplying a triangular wave generated at a triangular wave generating circuit. On the basis of the multiplication clock signal, a signal converting section converts a one-bit digital audio signal outputted from an outputting stage into a multi-bit digital signal, and monitors a voltage value of an input signal. A level controlling section controls a voltage level on the basis of a target level inputted from an exterior of an LSI. On the basis of a control signal inputted from an exterior of the LSI, a volume controlling section outputs, to a PGA, a gain adjusting signal so as to vary a waveform of an input signal. | 2010-03-25 |
20100073214 | DIFFERENTIAL OPERATIONAL AMPLIFIER CIRCUIT CORRECTING SETTLING ERROR FOR USE IN PIPELINED A/D CONVERTER - A telescopic differential operational amplifier circuit for use in a pipelined A/D converter is provided with two auxiliary differential amplifiers connected to two cascode circuits, each including cascode-connected first to fourth transistors. During the sampling phase, first and second switches are turned on to apply a predetermined bias voltage to the gates of first and fourth transistors, and the input terminal of the differential operational amplifier circuit is set to a common mode voltage. During the hold phase, the first and second switches are turned off so that a voltage of each of the gates of the first and fourth transistors change to follow an input signal inputted via the input terminal with coupling capacitors operating as a level shifter of the input signal. Then the differential operational amplifier circuit performs push-pull operation operative only in a transconductance drive region, and is prevented from operating in a slewing region. | 2010-03-25 |
20100073215 | UNIFIED ARCHITECTURE FOR FOLDING ADC - A system, apparatus and method for a folding analog-to-digital converter (ADC) are described. The general architecture of the folding ADC includes an array ( | 2010-03-25 |
20100073236 | Multilayer antenna arrangement - A multilayer antenna arrangement is distinguished in particular by the following features: a further patch antenna (B) comprising a dielectric carrier and a radiation plane is provided above the base portion or central portion of the patch arrangement, the radiation plane being provided on the upper side, opposite the base portion or central portion, of the dielectric carrier, and the further patch antenna (B) is buried at least in part in the parasitic patch arrangement, which is configured so as to be box-shaped or box-like, and/or the parasitic patch arrangement which is configured so as to be box-shaped or box-like is formed, completely or in part, as electrically conductive planes, which are provided on the further patch antenna (B) at least in partial regions on the circumferential edge surface or outer surface thereof. | 2010-03-25 |
20100073237 | MULTI-POLARIZED ANTENNA ARRAY - In one embodiment, the present invention is a dual-polarized antenna array constructed from first and second instances of a planar antenna that are co-located and orthogonal to one another. The planar antenna comprises three conducting elements and a transmission line. The first conducting element comprises a straight segment and two arms of equal length. The proximal ends of the two arms are attached to opposite ends of the straight segment. The arms extend away from the second and third conducting elements and towards one another. The second and third conducting elements are separated by a gap and together form a mirror image of the first conducting element. The transmission line has first and second conductors that are coupled to the second and third conducting elements, respectively. In another embodiment, the present invention is a tri-polarized antenna array constructed from three orthogonal co-located instances of the planar antenna. | 2010-03-25 |