Patent application number | Description | Published |
20100330931 | SYSTEM AND TRANSCEIVER CLOCKING TO MINIMIZE REQUIRED NUMBER OF REFERENCE SOURCES IN MULTI-FUNCTION CELLULAR APPLICATIONS INCLUDING GPS - A system comprises a first clock module configured to generate a first clock reference that is not corrected using automatic frequency correction (AFC). A global position system (GPS) module is configured to receive the first clock reference. An integrated circuit for a cellular transceiver includes a system phase lock loop configured to receive the first clock reference, to perform AFC, and to generate a second clock reference that is AFC corrected. | 12-30-2010 |
20110188612 | DC OFFSET CANCELLATION IN DIRECT CONVERSION RECEIVERS - A method includes receiving a signal using a direct conversion receiver, while the receiver is set at a gain that is selected from a range of possible gain values. Multiple DC offset correction values are provided for use by a DC offset cancellation loop, each DC offset correction value being associated with a respective sub-range of the range of the possible gain values. A DC offset correction value is selected from among the multiple DC offset correction values based on the gain to which the receiver is set. A DC offset in the signal is canceled by setting the DC offset cancellation loop to the selected DC offset correction value. | 08-04-2011 |
20120025880 | Fractional Spur Reduction Using Controlled Clock Jitter - In one embodiment, an apparatus includes a jitter generator configured to receive a reference clock; add jitter to the reference clock; and output the reference clock with the included jitter to a phase lock loop (PLL). The PLL is used to generate a local oscillator (LO) signal for a transceiver. A jitter controller outputs a signal to the jitter generator to control a characteristic of the jitter added to the reference clock. The reference clock with the added jitter is used to reduce a fractional spur caused by a radio frequency (RF) attacker coupling into the PLL. | 02-02-2012 |
20130052966 | System and Transceiver Clocking to Minimize Required Number of Reference Sources in Multi-Function Cellular Applications Including GPS - A system includes a first clock module, a global positioning system (GPS) module, a phase-locked loop (PLL) module, a cellular transceiver, and a baseband module. The first clock module generates a first clock reference. The GPS module operates in response to the first clock reference. The WLAN module operates in response to the first clock reference. The PLL module generates a second clock reference by performing automatic frequency correction (AFC) on the first clock reference in response to an AFC signal. The cellular transceiver receives radio frequency signals from a wireless medium and generates baseband signals in response to the received radio frequency signals. The baseband module receives the baseband signals, operates in response to a selected one of the first clock reference and the second clock reference, and generates the AFC signal in response to the baseband signals. | 02-28-2013 |
20130113568 | PUSH-PULL LOW-NOISE AMPLIFIER WITH AREA-EFFICIENT IMPLEMENTATION - An amplifier integrated circuit (IC) includes a push-pull configuration including a push stage and a pull stage. A first loop of wire is configured to form a first degeneration inductance of the push stage. A second loop of wire is configured to form a first degeneration inductance of the pull stage. The first and second loops are concentric. | 05-09-2013 |
20130200933 | FRACTIONAL SPUR REDUCTION USING CONTROLLED CLOCK JITTER - In one embodiment, an apparatus includes a jitter generator configured to receive a reference clock; add jitter to the reference clock; and output the reference clock with the included jitter to a phase lock loop (PLL). The PLL is used to generate a local oscillator (LO) signal for a transceiver. A jitter controller outputs a signal to the jitter generator to control a characteristic of the jitter added to the reference clock. The reference clock with the added jitter is used to reduce a fractional spur caused by a radio frequency (RF) attacker coupling into the PLL. | 08-08-2013 |
20140105331 | DC OFFSET CANCELLATION IN DIRECT CONVERSION RECEIVERS - A method includes receiving a signal using a direct conversion receiver, while the receiver is set at a gain that is selected from a range of possible gain values. Multiple DC offset correction values are provided for use by a DC offset cancellation loop, each DC offset correction value being associated with a respective sub-range of the range of the possible gain values. A DC offset correction value is selected from among the multiple DC offset correction values based on the gain to which the receiver is set. A DC offset in the signal is canceled by setting the DC offset cancellation loop to the selected DC offset correction value. | 04-17-2014 |
20150038095 | TRANSMIT ARCHITECTURE FOR WIRELESS MULTI-MODE APPLICATIONS - In one embodiment, an apparatus includes an upconversion unit configured to upconvert a baseband signal to a radio frequency (RF) signal. A plurality of baluns for a plurality of wireless bands are provided. Multiplexing circuitry is coupled to the plurality of baluns where the upconversion unit is coupled to each balun through the multiplexing circuitry. The multiplexing circuitry is configured to multiplex the radio frequency signal from the upconversion unit to one of the plurality of baluns based on a wireless band being used. | 02-05-2015 |
Patent application number | Description | Published |
20080218273 | TUNABLE RF BANDPASS TRANSCONDUCTANCE AMPLIFIER - Aspects of the disclosure can provide a bandpass transconductance amplifier that can include a minuend transconductance amplifier that converts a voltage signal to a first current and a subtrahend transconductance amplifier that converts the voltage signal to a second current having substantially the same amplitude as the first current but opposite polarity in both a first and a second stopband. The second current can have a substantially smaller amplitude than the first current in a passband. The disclosed bandpass transconductance amplifier can also include a controller that can tune the passband and the stopbands and a summing circuit that can add the first current and the second current. | 09-11-2008 |
20100291881 | PUSH-PULL LOW-NOISE AMPLIFIER WITH AREA-EFFICIENT IMPLEMENTATION - An amplifier integrated circuit (IC) includes a push-pull configuration including a push stage and a pull stage. A first loop of wire is configured to form a first degeneration inductance of the push stage. A second loop of wire is configured to form a first degeneration inductance of the pull stage. The first and second loops are concentric. | 11-18-2010 |
20100295599 | Transmit Architecture for Wireless Multi-Mode Applications - In one embodiment, an apparatus includes an upconversion unit configured to upconvert a baseband signal to a radio frequency (RF) signal. A plurality of baluns for a plurality of wireless bands are provided. Multiplexing circuitry is coupled to the plurality of baluns where the upconversion unit is coupled to each balun through the multiplexing circuitry. The multiplexing circuitry is configured to multiplex the radio frequency signal from the upconversion unit to one of the plurality of baluns based on a wireless band being used. | 11-25-2010 |
20120170617 | Frequency and Q-Factor Tunable Filters Using Frequency Translatable Impedance Structures - A system includes an input node, a frequency translatable impedance (FTI) filter, and a radio frequency (RF) downconverter module. The input receives an input signal having first and second components. The FTI filter filters the second components. The RF downconverter module receives the first components and downconverts the first components. Both the FTI filter and the RF downconverter module communicate with the input node. | 07-05-2012 |
20140044224 | FREQUENCY AND Q-FACTOR TUNABLE FILTERS USING FREQUENCY TRANSLATABLE IMPEDANCE STRUCTURES - A system including a filter and a downconverter. The filter is configured to receive, from a node, (i) a first signal and (ii) a second signal, and filter the second signal. The filter includes a first input impedance. The filter comprises a first plurality of switches and a first circuit. The first plurality of switches is configured to communicate with the node. The first plurality of switches is clocked at a first frequency. The first frequency is based on a frequency of the first signal. The first circuit is configured to communicate with an output of the plurality of switches. The first circuit includes a second input impedance. The second input impedance is different than the first input impedance. The downconverter is configured to (i) receive the first signal and (ii) downconvert the first signal. The filter and the downconverter are connected in parallel to the node. | 02-13-2014 |
Patent application number | Description | Published |
20140011467 | System And Transceiver Clocking To Minimize Required Number Of Reference Sources In Multi-Function Cellular Applications Including GPS - A system includes a first clock module, a global positioning system (GPS) module, a phase-locked loop (PLL) module, a cellular transceiver, and a baseband module. The first clock module generates a first clock reference. The GPS module operates in response to the first clock reference. The WLAN module operates in response to the first clock reference. The PLL module generates a second clock reference by performing automatic frequency correction (AFC) on the first clock reference in response to an AFC signal. The cellular transceiver receives radio frequency signals from a wireless medium and generates baseband signals in response to the received radio frequency signals. The baseband module receives the baseband signals, operates in response to a selected one of the first clock reference and the second clock reference, and generates the AFC signal in response to the baseband signals. | 01-09-2014 |
20140194080 | METHOD AND APPARATUS FOR CALIBRATING TIME ALIGNMENT - A method includes setting a circuit to a mode. A test tone having a first frequency is provided to the circuit for use in calibrating the circuit. A received signal is generated based on an output signal of the circuit, the received signal including a component having a second frequency that is a harmonic of the first frequency. A magnitude of the component having the second frequency in the received signal is measured. A delay of the circuit corresponding to the mode is adjusted according to the magnitude of the component. | 07-10-2014 |
20140235189 | Clock multiplexing for baseband automatic frequency correction - A wireless communications system includes a clock module, a communications module, a receiver module, and a baseband module. The clock module is configured to generate a first clock reference. The communications module is configured to operate in response to the first clock reference and independent of a corrected clock reference. The corrected clock reference is generated by performing automatic frequency correction on the first clock reference according to an automatic frequency correction signal. The receiver module is configured to (i) receive radio frequency signals from a wireless medium, and (ii) in response to the corrected clock reference, generate baseband signals based on the received radio frequency signals. The baseband module is configured to (i) receive the baseband signals, and (ii) in response to a selected one of the first clock reference and the corrected clock reference, generate the automatic frequency correction signal based on the baseband signals. | 08-21-2014 |
Patent application number | Description | Published |
20110191071 | CARBON FOOTPRINT ANALYSIS TOOL FOR STRUCTURES - An emission estimation apparatus running a program configured to perform a method of calculating the amount of carbon generated during the life span of a structure by displaying a graphical user interface stored in the memory of the apparatus which is configured to gather structural information pertaining of the structure, receiving structural information from the graphical user interface into the memory of the apparatus which includes information pertaining to the size, types of material used in the structure and structural aspects of the structure, generating an estimated amount of carbon generated from the use of each type of material to construct the structure and the labor used to construct the structure based on the structural information received by the processor, estimating, by the processor, the types and amounts of material and labor required to repair the structure after a destructive event occurs based on a calculated probability and magnitude of a destructive event occurring, generating an estimated amount of carbon emitted as a result of the materials used and the labor required to repair the structure after the destructive event occurs, and displaying the total estimated amount of carbon emitted due the construction and repair of the structure on a display unit. | 08-04-2011 |
20130304435 | CARBON FOOTPRINT ANALYSIS TOOL FOR STRUCTURES - An emission estimation program configured to calculate the amount of carbon generated during the life span of a structure by displaying a graphical user interface which is configured to gather structural information pertaining of the structure, receiving structural information pertaining to the size, types of material used in the structure and structural aspects of the structure, generating an estimated amount of carbon generated from the use of each type of material to construct the structure and the labor used to construct the structure based on the structural information, the types, and amounts of material and labor required to repair the structure after a destructive event occurs based on a calculated probability and magnitude of a destructive event occurring, generating and displaying an estimated amount of carbon emitted as a result of the materials used and the labor required to repair the structure after the destructive event occurs. | 11-14-2013 |
Patent application number | Description | Published |
20140046782 | Conducting Various Actions Indicated by a Financial Card - An indicator associated with a financial card to tender payment for a transaction is received from a point of sale device. A storage device stores independent sets of information associated with the financial card. The sets of information indicate different actions to be performed and settings corresponding to the actions. The indicator received from the point of sale device is associated with one of the independent sets of information. The actions associated with the received indicator are performed in accordance with the corresponding settings in response to conducting a transaction with the financial card. | 02-13-2014 |
20140046783 | Conducting Various Actions Indicated by a Financial Card - An indicator associated with a financial card to tender payment for a transaction is received from a point of sale device. A storage device stores independent sets of information associated with the financial card. The sets of information indicate different actions to be performed and settings corresponding to the actions. The indicator received from the point of sale device is associated with one of the independent sets of information. The actions associated with the received indicator are performed in accordance with the corresponding settings in response to conducting a transaction with the financial card. | 02-13-2014 |
20140278593 | GROUP TRAVEL OPPORTUNITY RECOMMENDATIONS AND RESERVATIONS BASED ON SHARED INTERESTS - A method for making group opportunity recommendations and reservations may include searching, by a processor, for an opportunity based on at least one shared interest of at least two members of a network. The method may also include transmitting, by the processor, the opportunity to the at least two members of the network in response to finding the opportunity based on the at least one shared interest. The method may further include providing, by the processor, a feature associated with the opportunity that allows each of the at least two members to accept the opportunity based on a condition. The condition may include at least one of accepting the opportunity by another of the at least two members, accepting the opportunity by at least one other designated member of the network, and accepting the opportunity by a preset number of the members of the network. | 09-18-2014 |
20140278601 | GROUP TRAVEL OPPORTUNITY RECOMMENDATIONS AND RESERVATIONS BASED ON SHARED INTERESTS - A method for making group opportunity recommendations and reservations may include searching, by a processor, for an opportunity based on at least one shared interest of at least two members of a network. The method may also include transmitting, by the processor, the opportunity to the at least two members of the network in response to finding the opportunity based on the at least one shared interest. The method may further include providing, by the processor, a feature associated with the opportunity that allows each of the at least two members to accept the opportunity based on a condition. The condition may include at least one of accepting the opportunity by another of the at least two members, accepting the opportunity by at least one other designated member of the network, and accepting the opportunity by a preset number of the members of the network. | 09-18-2014 |
20140282904 | DELIVERING AUTHOR SPECIFIC CONTENT - Delivering author specific content includes identifying author specific content with tags inserted into its metadata across multiple online resources and delivering updates about the author specific content to a user specified activity stream. | 09-18-2014 |
20140283122 | DELIVERING AUTHOR SPECIFIC CONTENT - Delivering author specific content includes identifying author specific content with tags inserted into its metadata across multiple online resources and delivering updates about the author specific content to a user specified activity stream. | 09-18-2014 |
20150089671 | DELIVERING AUTHOR SPECIFIC CONTENT - Delivering author specific content includes identifying author specific content with tags inserted into its metadata across multiple online resources and delivering updates about the author specific content to a user specified activity stream. | 03-26-2015 |
Patent application number | Description | Published |
20090090235 | Waterproof cartridge seal - A closure wad is placed at the mouth of the launching end of a shotgun cartridge before the mouth is crimped down to seal the launching end of the cartridge. Both the walls of the closure cap and the walls at the mouth of the plastic envelope are crimped down together, thereby forming a substantially impermeable seal at the launching end of the cartridge. In addition, the inventive closure cap substantially reduces the detritus which is sometimes expelled when a launcher cartridge is fired. | 04-09-2009 |
20100212533 | Flare-bang projectile - A flare-bang projectile is comprised of a weighty ballast in the front leading edge, a flash-bang charge, a transfer charge and a flare charge that is lit by a starter composition located at the rear of the flare charge. When the flare charge is ignited such that it burns during the flight of the projectile, an the projectile path is indicated to thereby provide warning signaling. | 08-26-2010 |
20120247359 | Multiple Output And Effect Grenade - A multiple output and effect grenade is provided, in which an exothermic delay column is utilized to initiate a series of primers via the application of heat to the strike faces thereof, thereby providing a reliable and relatively safe grenade to ship and store. In particular, a multiple output and effect grenade comprised of an exothermic delay column disposed within a central cavity, operable to initiate a series of primers disposed in primer cavities located within the main body of the grenade. The primer cavities may be arranged in a symmetrical or asymmetrical configuration, so as to produce a firing signature resembling an automatic weapon or random gunfire, respectively. In addition, effect charges, such as illuminants, sound agents, chemical irritants, etc., may be disposed within the primer cavities, as desired by the user. | 10-04-2012 |
20130125773 | MULTIPLE OUTPUT AND EFFECT GRENADE - A multiple output and effect grenade is provided, in which an exothermic delay column is utilized to initiate a series of primers via the application of heat to the strike faces thereof, thereby providing a reliable and relatively safe grenade to ship and store. In particular, a multiple output and effect grenade comprised of an exothermic delay column disposed within a central cavity, operable to initiate a series of primers disposed in primer cavities located within the main body of the grenade. The primer cavities may be arranged in a symmetrical or asymmetrical configuration, so as to produce a firing signature resembling an automatic weapon or random gunfire, respectively. In addition, effect charges, such as illuminants, sound agents, chemical irritants, etc., may be disposed within the primer cavities, as desired by the user. | 05-23-2013 |