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Hertzberg

Andreas Hertzberg, Markgroeningen DE

Patent application numberDescriptionPublished
20110005204Exhaust Gas Aftertreatment Installation and Method - An exhaust gas aftertreatment installment and associated exhaust gas aftertreatment method utilizes a nitrogen oxide storage catalytic converter and an SCR catalytic converter. A particulate filter is provided upstream of the nitrogen oxide storage catalytic converter or between the latter and the SCR catalytic converter or downstream of the SCR catalytic converter. The time of regeneration operating phases of the nitrogen oxide storage catalytic converter can be determined as a function of the nitrogen oxide content of the exhaust gas downstream of the nitrogen oxide storage catalytic converter or of the SCR catalytic converter and/or as a function of the ammonia loading of the latter. Moreover, a desired ammonia generation quantity can be determined for a respective regeneration operating phase. The installation and method are adopted for use for motor vehicle internal combustion engines and other engines which are operated predominantly in lean-burn mode.01-13-2011
20120006006Exhaust Gas Treatment Device and Method for Operating an Exhaust Gas Treatment Device - An exhaust gas treatment device for an internal combustion engine, with a first particle filter and a second particle filter arranged downstream of the first particle filter in the flow direction of the exhaust gas through the exhaust gas treatment device. The second particle filter includes a support device that can be flown through by the exhaust gas, on which a filter unit is disposed. A pore size of the filter unit is less than a pore size of the support device. A method for operating an exhaust gas treatment device for an internal combustion engine is also provided.01-12-2012
20130011313Exhaust Gas Aftertreatment Installation and Method - An exhaust gas aftertreatment installment and associated exhaust gas aftertreatment method utilizes a nitrogen oxide storage catalytic converter and an SCR catalytic converter. A particulate filter is provided upstream of the nitrogen oxide storage catalytic converter or between the latter and the SCR catalytic converter or downstream of the SCR catalytic converter. The time of regeneration operating phases of the nitrogen oxide storage catalytic converter can be determined as a function of the nitrogen oxide content of the exhaust gas downstream of the nitrogen oxide storage catalytic converter or of the SCR catalytic converter and/or as a function of the ammonia loading of the latter. Moreover, a desired ammonia generation quantity can be determined for a respective regeneration operating phase. The installation and method are adopted for use for motor vehicle internal combustion engines and other engines which are operated predominantly in lean-burn mode.01-10-2013
20150226100Exhaust Gas Aftertreatment Installation and Method - An exhaust gas aftertreatment installment and associated exhaust gas aftertreatment method utilizes a nitrogen oxide storage catalytic converter and an SCR catalytic converter. A particulate filter is provided upstream of the nitrogen oxide storage catalytic converter or between the latter and the SCR catalytic converter or downstream of the SCR catalytic converter. The time of regeneration operating phases of the nitrogen oxide storage catalytic converter can be determined as a function of the nitrogen oxide content of the exhaust gas downstream of the nitrogen oxide storage catalytic converter or of the SCR catalytic converter and/or as a function of the ammonia loading of the latter. Moreover, a desired ammonia generation quantity can be determined for a respective regeneration operating phase. The installation and method are adopted for use for motor vehicle internal combustion engines and other engines which are operated predominantly in lean-burn mode.08-13-2015

Patent applications by Andreas Hertzberg, Markgroeningen DE

Aviram Hertzberg, Kohav Yair IL

Patent application numberDescriptionPublished
20080317041Method for Scheduling Atm Cells and a Device Having Atm Cell Scheduling Capabilities - A method for scheduling a transmission of ATM cells, the method includes: receiving an indication that a scheduling session should starts; and repeating the stages of: selecting a channel representative queue out of multiple queues that are associated with different quality of service traffic threads that belong to that channel; scheduling a transmission of frames from channel representative queues and from single queue channels; wherein the scheduling comprises processing a scheduling table that comprises multiple sets of entries, wherein each set of entries is associated with a different transmission priority level, and wherein at least one set of entries comprises a link to a transmission parameter table that is associated with a channel representative queue.12-25-2008
20090046725Method for Processing Atm Cells and a Device Having Atm Cell Processing Capabilities - A method and a communication device for processing ATM cells. The communication device includes an input interface adapted to receive an ATM cell that is associated with a PHY value and includes a pair of VCI and VPI fields. The communication device is characterized by comprising a search unit, adapted to search, within a group of memory entries that belong to a memory unit, for a pair of VCI and VPI fields that have values that match the values of the VCI and VPI fields of the received ATM cell, if the received VCI field and VPI fields belong to a first predefined group of VCI and VPI fields. The communication device further includes a processor, connected to the search unit, wherein the processor is adapted to determine a channel identifier of the received ATM cell in response to a result of the search and in response to a PHY value associated with the received ATM cell.02-19-2009

Ben Hertzberg, Santa Clara, CA US

Patent application numberDescriptionPublished
20130311752INSTRUCTION-OPTIMIZING PROCESSOR WITH BRANCH-COUNT TABLE IN HARDWARE - A processing system comprising a microprocessor core and a translator. Within the microprocessor core is arranged a hardware decoder configured to selectively decode instructions for execution in the microprocessor core, and, a logic structure configured to track usage of the hardware decoder. The translator is operatively coupled to the logic structure and configured to selectively translate the instructions for execution in the microprocessor core, based on the usage of the hardware decoder as determined by the logic structure.11-21-2013
20140052962CUSTOM CHAINING STUBS FOR INSTRUCTION CODE TRANSLATION - A processing system includes a microprocessor, a hardware decoder arranged within the microprocessor, and a translator operatively coupled to the microprocessor. The hardware decoder is configured to decode instruction code non-native to the microprocessor for execution in the microprocessor. The translator is configured to form a translation of the instruction code in an instruction set native to the microprocessor and to connect a branch instruction in the translation to a chaining stub. The chaining stub is configured to selectively cause additional instruction code at a target address of the branch instruction to be received in the hardware decoder without causing the processing system to search for a translation of additional instruction code at the target address.02-20-2014
20140281392PROFILING CODE PORTIONS TO GENERATE TRANSLATIONS - The disclosure provides a micro-processing system operable in a hardware decoder mode and in a translation mode. In the hardware decoder mode, the hardware decoder receives and decodes non-native ISA instructions into native instructions for execution in a processing pipeline. In the translation mode, native translations of non-native ISA instructions are executed in the processing pipeline without using the hardware decoder. The system includes a code portion profile stored in hardware that changes dynamically in response to use of the hardware decoder to execute portions of non-native ISA code. The code portion profile is then used to dynamically form new native translations executable in the translation mode.09-18-2014
20150178085SYSTEM, METHOD, AND COMPUTER PROGRAM PRODUCT FOR REMAPPING REGISTERS BASED ON A CHANGE IN EXECUTION MODE - A system, method, and computer program product are provided for remapping registers based on a change in execution mode. A sequence of instructions is received for execution by a processor and a change in an execution mode from a first execution mode to a second execution mode within the sequence of instructions is identified, where a first register mapping is associated with the first execution mode and a second register mapping is associated with the second execution mode. Data stored in a set of registers within a processor is reorganized based on the first register mapping and the second register mapping in response to the change in the execution mode.06-25-2015

Patent applications by Ben Hertzberg, Santa Clara, CA US

Ben Hertzberg, Santa Cruz, CA US

Patent application numberDescriptionPublished
20090077339OBJECT BASED CONFLICT DETECTION IN A SOFTWARE TRANSACTIONAL MEMORY - Object-based conflict detection is described in the context of software transactional memory. In one example, a pointer is received for a block of instructions, the block of instructions having allocated objects. The lower bits of the pointer are masked if the pointer is in a small object space to obtain a block header for the block, and a size of the allocated objects is determined using the block header.03-19-2009
20100122060SYSTEM AND METHOD FOR ALLOCATING AND DEALLOCATING MEMORY WITHIN TRANSACTIONAL CODE - Methods and systems are provided for managing memory allocations and deallocations while in transactional code, including nested transactional code. The methods and systems manage transactional memory operations by using identifiers, such as sequence numbers, to handle memory management in transactions. The methods and systems also maintain lists of deferred actions to be performed at transaction abort and commit times. A number of memory management routines associated with one or more transactions examine the transaction sequence number of the current transaction, manipulate commit and/or undo logs, and set/use the transaction sequence number of an associated object, but are not so limited. The methods and systems provide for memory allocation and deallocations within transactional code while preserving transactional semantics. Other embodiments are described and claimed.05-13-2010

Patent applications by Ben Hertzberg, Santa Cruz, CA US

Benjamin Hertzberg, New York, NY US

Patent application numberDescriptionPublished
20120321959ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME - Described herein are improved composite anodes and lithium-ion batteries made therefrom. Further described are methods of making and using the improved anodes and batteries. In general, the anodes include a porous composite having a plurality of agglomerated nanocomposites. At least one of the plurality of agglomerated nanocomposites is formed from a dendritic particle, which is a three-dimensional, randomly-ordered assembly of nanoparticles of an electrically conducting material and a plurality of discrete non-porous nanoparticles of a non-carbon Group 4A element or mixture thereof disposed on a surface of the dendritic particle. At least one nanocomposite of the plurality of agglomerated nanocomposites has at least a portion of its dendritic particle in electrical communication with at least a portion of a dendritic particle of an adjacent nanocomposite in the plurality of agglomerated nanocomposites.12-20-2012
20120328952ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME - Described herein are improved composite anodes and lithium-ion batteries made therefrom. Further described are methods of making and using the improved anodes and batteries. In general, the anodes include a porous composite having a plurality of agglomerated nanocomposites. At least one of the plurality of agglomerated nanocomposites is formed from a dendritic particle, which is a three-dimensional, randomly-ordered assembly of nanoparticles of an electrically conducting material and a plurality of discrete non-porous nanoparticles of a non-carbon Group 4A element or mixture thereof disposed on a surface of the dendritic particle. At least one nanocomposite of the plurality of agglomerated nanocomposites has at least a portion of its dendritic particle in electrical communication with at least a portion of a dendritic particle of an adjacent nanocomposite in the plurality of agglomerated nanocomposites.12-27-2012
20150162603ELECTRODES, LITHIUM-ION BATTERIES, AND METHODS OF MAKING AND USING SAME - Described herein are improved composite anodes and lithium-ion batteries made therefrom. Further described are methods of making and using the improved anodes and batteries. In general, the anodes include a porous composite having a plurality of agglomerated nanocomposites. At least one of the plurality of agglomerated nanocomposites is formed from a dendritic particle, which is a three-dimensional, randomly-ordered assembly of nanoparticles of an electrically conducting material and a plurality of discrete non-porous nanoparticles of a non-carbon Group 4A element or mixture thereof disposed on a surface of the dendritic particle. At least one nanocomposite of the plurality of agglomerated nanocomposites has at least a portion of its dendritic particle in electrical communication with at least a portion of a dendritic particle of an adjacent nanocomposite in the plurality of agglomerated nanocomposites.06-11-2015

Benjamin C. Hertzberg, Santa Clara, CA US

Patent application numberDescriptionPublished
20120066457SYSTEM AND METHOD FOR ALLOCATING AND DEALLOCATING MEMORY WITHIN TRANSACTIONAL CODE - Methods and systems are provided for managing memory allocations and deallocations while in transactional code, including nested transactional code. The methods and systems manage transactional memory operations by using identifiers, such as sequence numbers, to handle memory management in transactions. The methods and systems also maintain lists of deferred actions to be performed at transaction abort and commit times. A number of memory management routines associated with one or more transactions examine the transaction sequence number of the current transaction, manipulate commit and/or undo logs, and set/use the transaction sequence number of an associated object, but are not so limited. The methods and systems provide for memory allocation and deallocations within transactional code while preserving transactional semantics. Other embodiments are described and claimed.03-15-2012

Brett A. Hertzberg, Bellevue, WA US

Patent application numberDescriptionPublished
20080260183Communication Method for Vacuum Tube Replacement Devices - Methods are provided for solid-state implementation of a vacuum tube replacement device (VTRD) that includes a communication interface. The communication interface enables the VTRD to command or retrieve information regarding VTRD performance, function, and status. A VTRD may communicate with other VTRDs in a target amplifier retrofitted with compatible VTRDs and to an external user interface for programming or query/response. The methods presented for the vacuum tube replacement device system(s) are equally useful for non-vacuum tube systems such as audio amplifier circuits.10-23-2008

Brian T. Hertzberg, Madison, WI US

Patent application numberDescriptionPublished
20120211482CONVECTION SYSTEM AND BAFFLE FOR OVEN - An oven includes an oven chamber having a cavity at least partially defined by a door, a pair of side walls, and a rear wall; a baffle extending lengthwise between the pair of side walls, the baffle having an arcuate shape along at least a portion of its length; a heating element located between the baffle and the rear wall; and a first tangential fan configured to direct air over the heating element and through the baffle. The distance between the baffle and the rear wall is greater near the sidewalls than at the midpoint between the side walls.08-23-2012

Jared B. Hertzberg, College Park, MD US

Patent application numberDescriptionPublished
20110244340MEMBRANE ELECTRODE ASSEMBLIES WITH HYDROGEN PEROXIDE DECOMPOSITION CATALYST - A membrane electrode assembly includes an anode including a hydrogen oxidation catalyst; a cathode; a membrane disposed between the anode and the cathode; and a peroxide decomposition catalyst positioned in at least one position selected from the group consisting of a layer between the anode and the membrane and a layer between the cathode and the membrane wherein the peroxide decomposition catalyst has selectivity when exposed to hydrogen peroxide toward reactions which form benign products from the hydrogen peroxide. The peroxide decomposition catalyst can also be positioned within the membrane. Also disclosed is a power-generating fuel cell system including such a membrane electrode assembly, and a process for operating such a fuel cell system. The assembly components contain ionomer material which can be perfluorinated or non-perfluorinated, high temperature, hydrocarbon, and the like.10-06-2011
20150380742MEMBRANE ELECTRODE ASSEMBLIES WITH HYDROGEN PEROXIDE DECOMPOSITION CATALYST - A membrane electrode assembly includes an anode including a hydrogen oxidation catalyst; a cathode; a membrane disposed between the anode and the cathode; and a peroxide decomposition catalyst positioned in at least one position selected from the group consisting of a layer between the anode and the membrane and a layer between the cathode and the membrane wherein the peroxide decomposition catalyst has selectivity when exposed to hydrogen peroxide toward reactions which form benign products from the hydrogen peroxide. The peroxide decomposition catalyst can also be positioned within the membrane. Also disclosed is a power-generating fuel cell system including such a membrane electrode assembly, and a process for operating such a fuel cell system. The assembly components contain ionomer material which can be perfluorinated or non-perfluorinated, high temperature, hydrocarbon, and the like.12-31-2015

Joachim Hertzberg, Thun CH

Patent application numberDescriptionPublished
20160051405OPHTHALMOLOGICAL LASER TREATMENT SYSTEM - An ophthalmological laser treatment system comprising a laser source (02-25-2016

Magnus Hertzberg, Umea SE

Patent application numberDescriptionPublished
20110016550WOODY PLANTS HAVING IMPROVED GROWTH CHARACTERISTICS AND METHOD FOR MAKING THE SAME USING TRANSCRIPTION FACTORS - The present invention pertains to a novel and extensive analytical platform for selecting genes with a possible commercial phenotype from a large group of candidate genes identified using tools in bioinformatics, data from EST sequencing and DNA array. An aspect of the invention provides methods of producing a transgenic plant having an increased growth compared to its wild type. The method comprises altering in the plant the level of a gene product of at least one gene specifically expressed during different phases of wood formation. This may be done with transgenic methods or by specific crossing methods. Further aspects of the invention provide a plant cell or plant progeny and wood having modulated gene expression according to the invention. Other aspects pertain a DNA construct comprising a nucleotide sequence of the invention and a plant cell or plant progeny comprising the DNA construct.01-20-2011
20120005770VEGETABILE MATERIAL, PLANTS AND A METHOD OF PRODUCING A PLANT HAVING ALTERED LIGNIN PROPERTIES - The present invention is related to a set of genes, which when modified in plants gives altered lignin properties. The invention provides DNA construct such as a vector useful in the method of the invention. Further, the invention relates to a plant cell or plant progeny of the plants and wood produced by the plants according to the invention Lower lignin levels will result in improved saccharification for bio-refining and ethanol production and improved pulp and paper. Increased lignin levels will utilise lignin properties for energy production. The genes and DNA constructs may be used for the identification of plants having altered lignin characteristics as compared to the wild-type. According to the invention genes and DNA constructs may also be used as candidate genes in marker assisted breeding.01-05-2012
20120180163WOODY PLANTS HAVING IMPROVED GROWTH CHARACTERISTICS AND METHOD FOR MAKING THE SAME - The present invention pertains to a novel and extensive analytical platform for selecting genes with a possible commercial phenotype from a large group of candidate genes identified using tools in bioinformatics, data from EST sequencing and DNA array. An aspect of the invention provides a method of producing a transgenic plant having an increased growth compared to its wild type. The method comprises altering in the plant the level of a gene product of at least one gene specifically expressed during different phases of wood formation. Further aspects of the invention provide a plant cell or plant progeny of a transgenic plant comprising a recombinant polynucleotide according to the invention. Other aspects pertain a DNA construct comprising a nucleotide sequence of the invention and a plant cell or plant progeny comprising the DNA construct.07-12-2012
20130061345TRANSCRIPTION REGULATORS FOR IMPROVING PLANT PERFORMANCE - Transcription factor polynucleotides and polypeptides incorporated into nucleic acid constructs, including expression vectors, have been introduced into plants and were ectopically expressed. Transgenic plants transformed with many of these constructs have been shown to have increased tolerance to an abiotic stress (in some cases, to more than one abiotic stress), increased growth, and/or increased biomass. The abiotic stress may include, for example, salt, hyperosmotic stress, water deficit, heat, cold, drought, and/or low nutrient conditions.03-07-2013
20140298509VEGETABILE MATERIAL, PLANTS AND A METHOD OF PRODUCING A PLANT HAVING ALTERED LIGNIN PROPERTIES - The present invention is related to a set of genes, which when modified in plants gives altered lignin properties. The invention provides DNA construct such as a vector useful in the method of the invention. Further, the invention relates to a plant cell or plant progeny of the plants and wood produced by the plants according to the invention10-02-2014
20150106967WOODY PLANTS HAVING IMPROVED GROWTH CHARACTERISTICS AND METHOD FOR MAKING THE SAME USING TRANSCRIPTION FACTORS - An extensive analytical platform for selecting genes with a possible commercial phenotype from a large group of candidate genes identified using tools in bioinformatics, data from EST sequencing and DNA array is disclosed. Methods are disclosed for producing a transgenic plant having an increased growth compared to its wild type by altering in the plant the level of a gene product of at least one gene specifically expressed during different phases of wood formation. This may be done with transgenic methods or by specific crossing methods. Plant cells or plant progeny and wood having modulated gene expression are also disclosed. A DNA construct with a nucleotide sequence for a gene producing a transgenic plant having an increased growth compared to its wild type and a plant cell or plant progeny having the DNA construct are also disclosed.04-16-2015

Patent applications by Magnus Hertzberg, Umea SE

Marc Hertzberg, Sudbury, MA US

Patent application numberDescriptionPublished
20140095022Active Suspension System - An active suspension system for a sprung mass. The suspension system has an electromagnetic motor that produces force on the sprung mass and that is powered by power from a power source. The motor has an armature, and a stator with coils. Motor drive electronics include a power amplifier that delivers power to the motor coils; the motor drive electronics are physically separate from the motor. There is a non-volatile digital memory circuit that stores motor commutation calibration data that represents a mapping of coil input current to resulting motor force output; the memory circuit is integrated with the motor. There can also be a clamp circuit that selectively provides actuator damping by electrically connecting the coils together; when present the clamp circuit is also integrated with the motor.04-03-2014

Yoni Hertzberg, Moshav Ben-Shemen IL

Patent application numberDescriptionPublished
20140200489METHOD AND SYSTEM FOR TISSUE MODULATION - A method of modulating tissue of an internal organ in vivo is disclosed. The method comprises: fixating the tissue on a shaped device so as to shape the tissue generally according to a shape of the device; and focusing radiation on the fixated tissue using a radiation-emitting system so as to modulate the tissue, wherein the radiation-emitting system is non-local with respect to the shaped device.07-17-2014
20150223877METHODS AND SYSTEMS FOR TREATING NERVE STRUCTURES - There is provided a method of treating a patient comprising: screening a patient suffering from signs and/or symptoms of at least one medical condition secondary to increased sympathetic tone; selecting the patient for treatment by ablation of at least one neural structure containing sympathetic nerves to reduce the sympathetic tone, the neural structure comprises one or more of: celiac ganglion, superior mesenteric ganglion, inferior mesenteric ganglion, aorticorenal ganglion; selecting a target of at least one measurable parameter affected by the sympathetic tone; ablating at least a portion of the neural structure to deactivate the portion of the neural structure; monitoring changes in the at least one measurable parameter; comparing the at least one measurable parameter to the selected target; and performing another ablation of the same neural structure, and/or another neural structure, based on the comparison.08-13-2015
20150335919PHASED ARRAY ENERGY AIMING AND TRACKING FOR ABLATION TREATMENT - A method for transmitting an energy beam from a group of elements of an external phased array energy projector for a medical ablation treatment. The method comprises transmitting first energy pulses from a subset of elements of the group, measuring signal parameters of first energy signals from reception of first energy pulses by energy sensors, and calculating for the group energy transmission parameters. The method further comprises transmitting second energy pulses by other elements, measuring signal parameters of second energy signals based on a reception the pulses by energy sensors, and calculating for the group a second set of energy transmission parameters. The method further comprises calculating transmission instructions for transmitting a phased array energy beam from the group by combining first and second energy transmission parameters. The method transmits an energy beam based on the transmission instructions.11-26-2015

Yoni Hertzberg, Moshav IL

Patent application numberDescriptionPublished
20150359603SIMULATION-BASED FOCUSED-ULTRASOUND TREATMENT PLANNING - A focused-ultrasound or other procedure for treating a target within a tissue region can be planned iteratively by creating a treatment plan specifying a treatment location pattern and stimuli applied thereto, simulating the treatment, computationally predicting an effect of the simulated treatment, comparing the predicted effect against one or more treatment constraints (such as efficacy and/or safety thresholds), and, if a constraint is violated, repeating the simulation for an adjusted treatment plan.12-17-2015

Yoni Hertzberg, Ben-Shemen Moshav, Ot IL

Patent application numberDescriptionPublished
20150359603SIMULATION-BASED FOCUSED-ULTRASOUND TREATMENT PLANNING - A focused-ultrasound or other procedure for treating a target within a tissue region can be planned iteratively by creating a treatment plan specifying a treatment location pattern and stimuli applied thereto, simulating the treatment, computationally predicting an effect of the simulated treatment, comparing the predicted effect against one or more treatment constraints (such as efficacy and/or safety thresholds), and, if a constraint is violated, repeating the simulation for an adjusted treatment plan.12-17-2015

Yoni Hertzberg, Ben-Shemen (moshav) IL

Patent application numberDescriptionPublished
20130146093Ultrasound System and Method for Deicing and Defrosting - According to the present invention there are provided an ultrasound system and method for glass deicing and defrosting, particularly of car's windshields. The system includes cube-shaped ultrasound transducers which generate high-intensity ultrasound waves which propagate in the windshields and heat it uniformly. Selection of the working parameters of the system is performed for specific windshields by a method including simulations.06-13-2013

Yoni Hertzberg, Givataim IL

Patent application numberDescriptionPublished
20110094288MAPPING ULTRASOUND TRANSDUCERS - Ultrasound transducers may be mapped by varying a focus-affecting parameter and adjusting the parameter so as to improve focus quality. In some embodiments, mapping involves successively varying the phase of one transducer element, or group of elements, with respect to a constant phase of the other transducer elements, and determining the phase at which a tissue displacement in the ultrasound focus is maximized.04-28-2011
20110270075MULTI-SEGMENT ULTRASOUND TRANSDUCERS - Disclosed are systems and methods for focusing ultrasound transducers that include multiple separate, independently movable transducer segments.11-03-2011
20110270136EFFICIENT ULTRASOUND FOCUSING - Ultrasound focusing may be improved by combining knowledge of the target tissue and/or focusing arrangement with focus measurements.11-03-2011

Yoni Hertzberg, Ben-Shemen IL

Patent application numberDescriptionPublished
20140112095MAPPING ULTRASOUND TRANSDUCERS - Ultrasound transducers may be mapped by varying a focus-affecting parameter and adjusting the parameter so as to improve focus quality. In some embodiments, mapping involves successively varying the phase of one transducer element, or group of elements, with respect to a constant phase of the other transducer elements, and determining the phase at which a tissue displacement in the ultrasound focus is maximized.04-24-2014
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