TMCnet News
U.S. Patents Awarded to Inventors in Arizona (April 19)(Targeted News Service Via Acquire Media NewsEdge) Targeted News Service Targeted News Service ALEXANDRIA, Va., April 19 -- The following federal patents were awarded to inventors in Arizona. *** International Business Machines Assigned Patent for Pass-through Mechanism for Linear Tape Library ALEXANDRIA, Va., April 19 -- International Business Machines, Armonk, N.Y., has been assigned a patent (8,422,164) developed by four co-inventors for a "pass-through mechanism for linear tape library." The co-inventors are Andrew Stuart Green, Tucson, Ariz., Frank Krick, Mainz, Germany, Shawn Michael Nave, Tucson, Ariz., and Raymond Yardy, Tucson, Ariz. The abstract of the patent published by the U.S. Patent and Trademark Office states: "A pass-through mechanism that couples a first linear tape library string to a second linear tape library string is maintained. A first robotic assembly associated with the first linear tape library string places a tape from the first linear tape library string into the pass-through mechanism. The pass-through mechanism moves the tape to a position where the tape can be removed by a second robotic assembly associated with the second linear tape library string. The second robotic assembly removes the tape from the pass-through mechanism and places the tape into the second linear tape library string." The patent application was filed on June 20, 2012 (13/528,413). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,422,164&OS=8,422,164&RS=8,422,164 Written by Neha Bharti; edited by Jaya Anand. *** International Business Machines Assigned Patent for Determining a Reference Waveform Used by a Correlator in a Servo Channel ALEXANDRIA, Va., April 19 -- International Business Machines, Armonk, N.Y., has been assigned a patent (8,422,162) developed by Giovanni Cherubini, Rueschlikon, Switzerland, Robert Allen Hutchins, Tucson, Ariz., and Jens Jelitto, Rueschlikon, Switzerland, for "determining a reference waveform used by a correlator in a servo channel." The abstract of the patent published by the U.S. Patent and Trademark Office states: "Provided are a method, servo channel, and tape drive for determining a reference waveform used by a correlator in a servo channel. Sequences of servo signal samples are provided from read servo signals read from a servo pattern on a recording medium. A determination is made of a reference waveform based on the sequences of servo signal samples and the reference waveform is forwarded. Interpolated servo signals are generated. The interpolated servo signal samples and the forwarded reference waveform are received to generate correlation output samples. Position and velocity information are calculated from the correlation output samples." The patent application was filed on July 16, 2010 (12/838,336). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,422,162&OS=8,422,162&RS=8,422,162 Written by Neha Bharti; edited by Jaya Anand. *** International Business Machines Assigned Patent ALEXANDRIA, Va., April 19 -- International Business Machines, Armonk, N.Y., has been assigned a patent (8,422,165) developed by four co-inventors for a "pass-through mechanism for linear tape library." The co-inventors are Andrew Stuart Green, Tucson, Ariz., Frank Krick, Mainz, Del., Shawn Michael Nave, Tucson, Ariz., and Raymond Yardy, Tucson, Ariz. The abstract of the patent published by the U.S. Patent and Trademark Office states: "A pass-through mechanism that couples a first linear tape library string to a second linear tape library string is maintained. A first robotic assembly associated with the first linear tape library string places a tape from the first linear tape library string into the pass-through mechanism. The pass-through mechanism moves the tape to a position where the tape can be removed by a second robotic assembly associated with the second linear tape library string. The second robotic assembly removes the tape from the pass-through mechanism and places the tape into the second linear tape library string." The patent application was filed on June 20, 2012 (13/528,461). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,422,165&OS=8,422,165&RS=8,422,165 Written by Neha Bharti; edited by Jaya Anand. *** International Business Machines Assigned Patent for Determining a Reference Waveform Used by a Correlator in a Servo Channel ALEXANDRIA, Va., April 19 -- International Business Machines, Armonk, N.Y., has been assigned a patent (8,422,163) developed by Giovanni Cherubini, Rueschlikon, Switzerland, Robert Allen Hutchins, Tucson, Ariz., and Jens Jelitto, Rueschlikon, Switzerland, for "determining a reference waveform used by a correlator in a servo channel." The abstract of the patent published by the U.S. Patent and Trademark Office states: "Provided are a method, servo channel, and tape drive for determining a reference waveform used by a correlator in a servo channel. Sequences of servo signal samples are provided from read servo signals read from a servo pattern on a recording medium. A determination is made of a reference waveform based on the sequences of servo signal samples and the reference waveform is forwarded. Interpolated servo signals are generated. The interpolated servo signal samples and the forwarded reference waveform are received to generate correlation output samples. Position and velocity information are calculated from the correlation output samples." The patent application was filed on April 26, 2012 (13/456,895). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,422,163&OS=8,422,163&RS=8,422,163 Written by Neha Bharti; edited by Jaya Anand. *** World Properties Assigned Patent ALEXANDRIA, Va., April 19 -- World Properties, Lincolnwood, Ill., has been assigned a patent (8,421,755) developed by four co-inventors for a "capacitive touch sensor with integral EL backlight." The co-inventors are Mark A. Seelhammer, Chandler, Ariz., Alan C. Thomas, Gilbert, Ariz., David G. Pires, Phoenix, and Walter J. Paciorek, Phoenix. The abstract of the patent published by the U.S. Patent and Trademark Office states: "A personal electronic device includes a programmable display and a programmable keypad, wherein at least one of the programmable display and the programmable keypad includes a capacitive touch sensor and an EL panel in a unitary structure. A conductive layer shields the capacitive touch sensor from the EL panel and can be a separate layer or be incorporated into either the capacitive sensor or the EL panel. The conductive layer includes antimony tin oxide (ATO), other conductive oxide, or a conductive polymer, such as Orgacon.TM. 3010." The patent application was filed on Jan. 17, 2006 (11/333,166). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,421,755&OS=8,421,755&RS=8,421,755 Written by Satyaban Rath; edited by Hemanta Panigrahi. *** University of Arizona Assigned Patent ALEXANDRIA, Va., April 19 -- The University of Arizona, Tucson, Ariz., has been assigned a patent (8,421,711) developed by Russell A. Chipman, Tucson, Ariz., and Karlton Crabtree, Tucson, Ariz., for "polarization coupling cube-corner retro-reflectors." The abstract of the patent published by the U.S. Patent and Trademark Office states: "A cube corner retro-reflector that includes three mutually perpendicular reflecting planes arranged in a pyramidal configuration, wherein at least one of the reflecting planes has a non-isotropic surface causing a polarization state of a ray exiting the cube corner retro-reflector to be orthogonal or substantively orthogonal to a polarization state of a ray entering the cube corner retro-reflector for all linear polarization orientations." The patent application was filed on Nov. 1, 2006 (12/092,170). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,421,711&OS=8,421,711&RS=8,421,711 Written by Satyaban Rath; edited by Hemanta Panigrahi. *** Intel Assigned Patent for Tag-based Personalization ALEXANDRIA, Va., April 19 -- Intel, Santa Clara, Calif., has been assigned a patent (8,421,594) developed by Paul B. Anders, Phoenix, for a tag-based personalization. The abstract of the patent published by the U.S. Patent and Trademark Office states: "Embodiments of methods and apparatus for tag-based personalization of kiosk computing devices are disclosed. In embodiments, an authentication server/system may receive, from a mobile device, a plurality data packets having data associated with a display tag of a kiosk computing device. The authentication system/server may, in response, instruct the kiosk to activate an account-specific mode based on an account associated with the mobile device. Other embodiments may be described and/or claimed." The patent application was filed on April 2, 2010 (12/753,652). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,421,594&OS=8,421,594&RS=8,421,594 Written by Satyaban Rath; edited by Hemanta Panigrahi. *** Enghouse Interactive Assigned Patent ALEXANDRIA, Va., April 19 -- Enghouse Interactive, Phoenix, has been assigned a patent (8,423,635) developed by Jon Catlin, Fountain Hills, Ariz., and James Bryan Rush, Litchfield Park, Ariz., for a "system and method for automatic call flow detection." The abstract of the patent published by the U.S. Patent and Trademark Office states: "A method and exploration engine for automatically detecting a call flow path of a voice application having a plurality of dialog states, the method comprising the steps of: identifying, in an automated manner, the plurality of dialog states of the voice application through execution of the voice application; and identifying at least one relationship between the plurality of dialog states. The method may further comprise some of the following steps: creating a unique identifier (ID) for one of the plurality of dialog states, wherein the unique ID is based on information received when executing the voice application, wherein the information comprises attributes associated with one of the plurality of dialog states; storing the unique ID and other information associated with the dialog state; and graphically illustrating a call flow path of the voice application based on the unique ID and other information stored in the database." The patent application was filed on June 11, 2007 (11/761,162). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,423,635&OS=8,423,635&RS=8,423,635 Written by Arpi Sharma; edited by Anand Kumar. *** International Business Machines Assigned Patent for File Generation for Testing Single-instance Storage Algorithm ALEXANDRIA, Va., April 19 -- International Business Machines, Armonk, N.Y., has been assigned a patent (8,423,590) developed by Charles A. Nichols, Tucson, Ariz., for a "file generation for testing single-instance storage algorithm." The abstract of the patent published by the U.S. Patent and Trademark Office states: "For each section of a buffer, a string of characters is retrieved and reordered to generate a reordered string of characters for the section. Thereafter, for each section of the buffer, the string of characters within the section is copied over with the reordered string of characters for a different section of the buffer. The buffer is then output to a file. If a desired length of the file has not yet been reached, then this process is repeated, or the buffer is again output to the file, based on a desired amount of duplicate data to be included within the file. The resulting file can be used to test a single-instance storage algorithm. The file is thus adapted to mimic a non-artificially generated file in relation to testing a single-instance storage algorithm." The patent application was filed on May 30, 2010 (12/790,845). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,423,590&OS=8,423,590&RS=8,423,590 Written by Arpi Sharma; edited by Anand Kumar. *** International Business Machines Assigned Patent for Reliable Redundant Data Communication Through Alternating Current Power Distribution System ALEXANDRIA, Va., April 19 -- International Business Machines, Armonk, N.Y., has been assigned a patent (8,421,614) developed by four co-inventors for a "reliable redundant data communication through alternating current power distribution system." The co-inventors are Brian James Cagno, Tucson, Ariz., John Charles Elliott, Tucson, Ariz., Kenny Nian Gan Qiu, Tucson, Ariz., and Donald Scott Smith, Tucson, Ariz. The abstract of the patent published by the U.S. Patent and Trademark Office states: "A mechanism is provided for providing reliable redundant data communications. The mechanism issues a request for data to a set of powered elements using a set of secondary communication channels in response to a reduction in a level of communications being detected. The set of secondary communication channels comprises one or more alternating current power lines and the request is sent as data injected onto the alternating current power lines to the set of powered elements. The mechanism receives the data using the set of secondary communication channels from the set of powered elements, analyzes the data to determine a set of recovery actions to restore the level of communications, and issues the set of recovery actions to the set of powered elements using the set of secondary communication channels." The patent application was filed on Sept. 19, 2007 (11/857,778). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=8,421,614&OS=8,421,614&RS=8,421,614 Written by Satyaban Rath; edited by Hemanta Panigrahi. *** American Express Travel Related Services Assigned Patent ALEXANDRIA, Va., April 19 -- American Express Travel Related Services, New York, has been assigned a patent (8,423,476) developed by Fred A. Bishop, Glendale, Ariz., and Peter D. Saunders, Salt Lake City, for "methods and apparatus for conducting electronic transactions." The abstract of the patent published by the U.S. Patent and Trademark Office states: "A system and method for facilitating electronic transactions using an intelligent instrument is disclosed. An authorization server enables users to obtain authorization credentials through the use of the intelligent instrument by issuing a challenge to an intelligent token of the intelligent instrument. The intelligent token generates a challenge response and transmits the challenge response to the authorization server, which assembles credentials including a key for the electronic transaction upon validating the response. The authorization server sends the assembled credentials to the intelligent instrument and the intelligent instrument transmits the assembled credentials to the authorization server during a subsequent transaction. The authorization server validates the assembled credentials and provides authorization for the transaction in response to the validating the assembled credentials." The patent application was filed on April 13, 2011 (13/086,143). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=84,23,476.PN.&OS=PN/84,23,476&RS=PN/84,23,476 Written by Amal Ahmed; edited by Jaya Anand. *** American Express Travel Related Services Assigned Patent for Systems and Methods for Managing Multiple Accounts on a RF Transaction Device Using Secondary Identification Indicia ALEXANDRIA, Va., April 19 -- American Express Travel Related Services, New York, has been assigned a patent (8,423,475) developed by Fred A. Bishop, Glendale, Ariz., and Peter D. Saunders, Salt Lake City, for "systems and methods for managing multiple accounts on a RF transaction device using secondary identification indicia." The abstract of the patent published by the U.S. Patent and Trademark Office states: "Systems and methods are configured to manage data sets associated with a transaction device. For example, a method is provided for facilitating the management of distinct data sets on a transaction device that are provided by distinct data set owners, wherein the distinct data sets may include differing formats. The method includes the steps of: adding, by a read/write, a first data set to the financial transaction device, wherein the first data set is owned by a first owner; adding, by the read/write device, a second data set to the financial transaction device, wherein the second data set is owned by a second owner; and storing the first data set and the second data set on the financial transaction device in accordance with an owner defined format. The first and second data sets are associated with first and second owners, respectively, and are configured to be stored independent of each other. The transaction device user may be permitted to select at least one of the multiple data sets for transaction completion using a secondary identifier indicia. Where the user selects multiple accounts for transaction completion, the user may be permitted to allocate portions of a transaction to the selected transaction accounts. The transaction request may be processed in accordance with the user's allocations." The patent application was filed on July 13, 2011 (13/181,846). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=84,23,475.PN.&OS=PN/84,23,475&RS=PN/84,23,475 Written by Amal Ahmed; edited by Jaya Anand. *** University of Texas System, University of Arizona Assigned Patent ALEXANDRIA, Va., April 19 -- The University of Texas System, Austin, Texas, and the University of Arizona, Tucson, Ariz., have been assigned a patent (8,420,678) developed by six co-inventors for "small molecule inhibitors of the pleckstrin homology domain and methods for using same." The co-inventors are Daruka Mahadevan, Tucson, Ariz., Emmanuelle J. Meuillet, Oro Valley, Ariz., Eugene A. Mash Jr., Tucson, Ariz., Vijay M. Gohkale, Tucson, Ariz., Garth Powis, Houston, and Shuxing Zhang, Pearland, Texas. The abstract of the patent published by the U.S. Patent and Trademark Office states: "Pleckstrin homology domain binding compounds, pharmaceutical compositions including such compounds, and methods for their use are described herein. ##STR00001##." The patent application was filed on April 14, 2009 (12/937,898). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=84,20,678.PN.&OS=PN/84,20,678&RS=PN/84,20,678 Written by Amal Ahmed; edited by Jaya Anand. *** Efunds Assigned Patent ALEXANDRIA, Va., April 19 -- Efunds, Scottsdale, Ariz., has been assigned a patent (8,423,456) developed by four co-inventors for "methods and systems for opening and funding a financial account online." The co-inventors are Rockne Egnatios, Scottsdale, Ariz., Amy B. Byal, Mesa, Ariz., Gerard Marineau, Redmond, Wash., and Robert L. Evans Jr., Scottsdale, Ariz. The abstract of the patent published by the U.S. Patent and Trademark Office states: "Methods and systems for opening an account with a financial institution. One method can include electronically storing at least one rule for opening an account with a financial institution. The method can also include electronically receiving account application information from a remote device over at least one network, wherein the account application information includes personal information of a customer requesting to open an account. In addition, the method can include generating at least one risk score based on the account application information and applying the at least one rule to the at least one risk score in order to determine a decision regarding the account application information and to determine at least one funding constraint associated with the account." The patent application was filed on March 9, 2012 (13/416,785). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=84,23,456.PN.&OS=PN/84,23,456&RS=PN/84,23,456 Written by Amal Ahmed; edited by Jaya Anand. *** Ventana Medical Systems Assigned Patent ALEXANDRIA, Va., April 19 -- Ventana Medical Systems, Tucson, Ariz., has been assigned a patent (8,420,798) developed by Michael Farrell, Tucson, Ariz., for a "method for producing nucleic acid probes." The abstract of the patent published by the U.S. Patent and Trademark Office states: "The present disclosure provides nucleic acid probes, as well as kits that include such probes. Methods for producing and using (for example in chromosomal in situ hybridization) the probes are also provided. Such probes in some examples are used to detect chromosomal abnormalities or the presence of a pathogen." The patent application was filed on Aug. 31, 2007 (11/849,060). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=84,20,798.PN.&OS=PN/84,20,798&RS=PN/84,20,798 Written by Amal Ahmed; edited by Jaya Anand. *** Cirrus Logic Assigned Patent ALEXANDRIA, Va., April 19 -- Cirrus Logic, Austin, Texas, has been assigned a patent (8,421,540) developed by Anindya Bhattacharya, Tucson, Ariz., for a "method and apparatus for run-time short circuit protection for amplifiers." The abstract of the patent published by the U.S. Patent and Trademark Office states: "The system contains a first input receiving a signal from the amplifier input. A second input receives a signal from the amplifier output. A gain modification device is connected to the second input thereby reducing an amplitude of the signal from the amplifier output. A difference element connected to the gain modification device and the first input subtracts one of the first input and the second input from the other of the first input and the second input and outputting a difference voltage. A comparator, connected to the difference element and a threshold voltage source, compares the difference voltage to a threshold voltage. A disabling device is connected to the comparator and an output stage of the amplifier, wherein an output stage of the amplifier is disabled when the threshold voltage exceeds the difference voltage." The patent application was filed on June 7, 2011 (13/155,100). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=8,421,540.PN.&OS=PN/8,421,540&RS=PN/8,421,540 Written by Kusum Sangma; edited by Anand Kumar. *** Intel Assigned Patent for Substrate with Embedded Stacked through-silicon via Die ALEXANDRIA, Va., April 19 -- Intel, Santa Clara, Calif., has been assigned a patent (8,421,245) developed by Javier Soto Gonzalez, Chandler, Ariz., and Houssam Jomaa, Phoenix, for a "substrate with embedded stacked through-silicon via die." The abstract of the patent published by the U.S. Patent and Trademark Office states: "A substrate with an embedded stacked through-silicon via die is described. For example, an apparatus includes a first die and a second die. The second die has one or more through-silicon vias disposed therein (TSV die). The first die is electrically coupled to the TSV die through the one or more through-silicon vias. The apparatus also includes a coreless substrate. Both the first die and the TSV die are embedded in the coreless substrate." The patent application was filed on Dec. 22, 2010 (12/977,030). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=8,421,245.PN.&OS=PN/8,421,245&RS=PN/8,421,245 Written by Kusum Sangma; edited by Anand Kumar. *** NaviSense Assigned Patent ALEXANDRIA, Va., April 19 -- NaviSense, Plantation, Fla., has been assigned a patent (8,421,479) developed by Marc Stein, Chandler, Ariz., for a "pulsed echo propagation device and method for measuring a parameter." The abstract of the patent published by the U.S. Patent and Trademark Office states: "At least one embodiment is directed to a sensor for measuring a parameter. A signal path of the system comprises an amplifier (612), a sensor element, and an amplifier (620). The sensor element comprises a transducer (4) at a first location of a waveguide (5), and a reflective surface (30) at a second location of the waveguide (5). A parameter such as force or pressure applied to the sensor element can change the length of waveguide (5). A pulsed energy wave is emitted by the transducer (4) into the waveguide (5) at the first location. The transducer (4) is responsive to pulsed energy waves reflected from reflective surface (30) to the second location. The transit time of each pulsed energy wave is measured. The transit time corresponds to the pressure or force applied to the sensor element." The patent application was filed on March 26, 2010 (12/748,088). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=8,421,479.PN.&OS=PN/8,421,479&RS=PN/8,421,479 Written by Kusum Sangma; edited by Anand Kumar. *** Dolpan Audio Assigned Patent ALEXANDRIA, Va., April 19 -- Dolpan Audio, Dover, Del., has been assigned a patent (8,421,434) developed by David Cave, Tempe, Ariz., for a "bandgap circuit with temperature correction." The abstract of the patent published by the U.S. Patent and Trademark Office states: "A temperature corrected voltage bandgap circuit is provided. The circuit includes first and second diode connected transistors. A first switched current source is coupled to the one transistor to inject or remove a first current into or from the emitter of that transistor. The first current is selected to correct for curvature in the output voltage of the bandgap circuit at one of hotter or colder temperatures." The patent application was filed on June 10, 2011 (13/157,761). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=8,421,434.PN.&OS=PN/8,421,434&RS=PN/8,421,434 Written by Kusum Sangma; edited by Anand Kumar. *** Maxim Integrated Products Assigned Patent ALEXANDRIA, Va., April 19 -- Maxim Integrated Products, San Jose, Calif., has been assigned a patent (8,421,433) developed by Robert L. Vyne, Gilbert, Ariz., for a "low noise bandgap references." The abstract of the patent published by the U.S. Patent and Trademark Office states: "Low noise bandgap voltage references using a cascaded sum of bipolar transistor cross coupled loops. These loops are designed to provide the total PTAT voltage necessary for one and two bandgap voltage references. The PTAT voltage noise is the square root of the sum of the squares of the noise voltage of each transistor in the loops. The total noise of the reference can be much lower than approaches using two or 4 bipolar devices to get a PTAT voltage and then gaining this PTAT voltage to the required total PTAT voltage. The cross coupled loops also reject noise in the current that bias them. Alternate embodiments are disclosed." The patent application was filed on March 31, 2010 (12/751,737). The full-text of the patent can be found at http://patft.uspto.gov/netacgi/nph-Parser Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=8,421,433.PN.&OS=PN/8,421,433&RS=PN/8,421,433 Written by Kusum Sangma; edited by Anand Kumar. For more information about Targeted News Service products and services, please contact: Myron Struck, editor, Targeted News Service LLC, Springfield, Va., 703/304-1897; [email protected]; http://targetednews.com. -1122023 (c) 2013 Targeted News Service |