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219 results about "Energy intensity" patented technology
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Energy intensity is a measure of the energy inefficiency of an economy. It is calculated as units of energy per unit of GDP. High energy intensity means high industrial output as portion of GDP. Countries with low energy intensity signifies labor intensive economy.
Focused ultrasound system with adaptive anatomical aperture shaping
ActiveUS20060058671A1Reducing ultrasound energyUltrasound therapyBlood flow measurement devicesSonificationTransducer
A method of treating tissue within a body includes directing an ultrasound transducer having a plurality of transducer elements towards target body tissue, and delivering ultrasound energy towards the target tissue from the transducer elements such that an energy intensity at the target tissue is at or above a prescribed treatment level, while an energy intensity at tissue to be protected in the ultrasound energy path of the transducer elements is at or below a prescribed safety level.
Owner:INSIGHTEC
Focused ultrasound system with adaptive anatomical aperture shaping
ActiveUS7699780B2Ultrasonic/sonic/infrasonic diagnosticsUltrasound therapyFocus ultrasoundSonification
A method of treating tissue within a body includes directing an ultrasound transducer having a plurality of transducer elements towards target body tissue, and delivering ultrasound energy towards the target tissue from the transducer elements such that an energy intensity at the target tissue is at or above a prescribed treatment level, while an energy intensity at tissue to be protected in the ultrasound energy path of the transducer elements is at or below a prescribed safety level.
Owner:INSIGHTEC
Method and system for providing scalable and configurable illumination
InactiveUS20080238338A1High energy intensityWide range of applicationsMechanical apparatusDiagnostics using lightEffect lightModularity
A modular, scalable and configurable incoherent light source is provided. The light source includes an array of lighting modules supported on a frame that focuses emitted radiation from the modules at a region of interest. The geometry and physical configuration of the support structures, including the frame, may accommodate various energy intensities at various distances. The modules may be made up of multiple LEDs or other individual light sources, may be of different or the same wavelength, and may be individually controllable for the ultimate lighting application. The light source may be used in medical imaging applications.
Owner:GENERAL ELECTRIC CO
Camera for directly generating a gradient image
InactiveUS7038185B1Reduce common mode noiseReduce quantization noiseTelevision system detailsSolid-state devicesEnergy intensityImage plane
A camera includes a set of sensing elements. Each sensing element is arranged at an image plane in an energy field to measure a magnitude and sign of a local gradient of the energy field. Each sensing element includes at least two energy intensity sensors. Each energy sensor measures a local intensity of the energy field. Logarithms of the intensities are subtracted from each other to obtain the magnitude and sign of the gradients. A Poisson equation is solved using the gradients to obtain an output image of the energy field.
Owner:MITSUBISHI ELECTRIC RES LAB INC
Fingerprint reader
ActiveUS20170147865A1Facilitate optimal illuminationPrint image acquisitionMatching and classificationEnergy intensitySpecific time
A fingerprint reader includes a display screen composed of an array of energy emitting pixels covered by a transparent cover, at least one sensor coupled along an edge of the display screen, a display driver directing the array of en erg emitting pixels of the display screen to illuminate in a predetermined sequence, and a microprocessor in communication with the display driver and the at least one sensor. The microprocessor knows the location of the energy emitting pixel being illuminated and the specific time at which the illumination occurs. In use, and when at least one finger is placed on the transparent cover and the display driver is activate energy from each energy emitting pixel sequentially illuminated is reflected off the fingerprint to the at least one sensor. The energy received at the at least one sensor is at different intensity levels depending upon the ridges and valleys of the at least one fingerprint. The at least one sensor sends a signal to the microprocessor regarding the energy intensity level, from which the microprocessor creates a fingerprint image as the energy emit emitting pixels are sequentially illuminated.
Owner:JENSEN ERIC DEAN +1
Laser gas analyzer and its calibration method
ActiveCN101403692ADecrease the scaling factor αAvoid measurement errorsColor/spectral properties measurementsWavelengthGas concentration
The invention relates to a laser gas analyzer and a calibration method; wherein, the laser gas analyzer comprises a light source radiation unit used for generating semiconductor laser beams, a spectroscopy unit which respectively transmits the generated laser beams to a reference cell which is internally encapsulated by zero gas and gas to be measured with known consistency and a measurement cell where the gas to be measured is pumped into during the measurement process and the zero gas and end gas are respectively pump into during the calibration process, a reference detector which is used for obtaining the energy intensity of the laser beam which passes through the reference cell and positioning the absorption peak wavelength of the gas spectrum, and a measurement detector which is used for measuring the energy intensity of the laser beam which passes through the measurement cell and determining the gas consistency during the measurement process; and the calibration method combines the energy signals of the laser beams obtained by the two detectors with a specific arithmetic to carry out zero calibration and end calibration on the instrument. The laser gas analyzer has the advantages of wide application range, simple calibration operation process, saving time, reducing the production cost and usage cost and the like owning to the characteristics of sealed laser passage and multi-optical passages.
Owner:BEIJING BAIF MAIHAK ANALYTICAL INSTR
Inkjet recording apparatus
InactiveUS20080079795A1Easy to handleEasy to measureOther printing apparatusEnergy intensityEngineering
An inkjet recording apparatus includes: an inkjet head that ejects an active energy-curable ink to form an image on a recording medium; an irradiating unit that includes a light source, and that irradiates an active energy ray from the light source to cure the active energy-curable ink ejected by the inkjet head; an energy intensity measuring unit that measures an intensity value of the active energy ray irradiated on the recording medium; and an irradiation condition control unit that controls an irradiation condition of the active energy ray on the recording medium on the basis of the intensity value measured by the energy intensity measuring unit after a passing of time to the extent of allowing the temperature of the irradiating unit to be stabilized at the start-up from lighting or rest of the irradiating unit.
Owner:FUJIFILM CORP
Display apparatus including enhanced sealing portion
ActiveUS20120319574A1Improve adhesionImprove uniformityDischarge tube luminescnet screensElectroluminescent light sourcesEngineeringEnergy intensity
Owner:SAMSUNG DISPLAY CO LTD
Condensation electric arc welding gun
InactiveCN102528249AIncrease energy densityAbility to control shapingElectrode supporting devicesElectrical conductorShielding gas
The invention discloses a condensation electric arc welding gun, which belongs to the technical field of welding equipment. A tungsten electrode is closely embedded in the center of an electrode holder; the electrode holder is sleeved in the center of a main connector through thread; the root part of the electrode holder is mutually engaged with the main connector by using an inclined surface, so that water cooling effect to the electrode and no leakage are guaranteed; a ceramic nozzle is sleeved on the periphery of the main connector through threaded connection; a protective gas laminar flow screen is a stainless steel wire net which is fixed on the other end face of the main connector through an O-shaped steel wire spring, so that protective gas forms laminar flow; a water outlet pipe, a water inlet bushing or a gas inlet bushing is provided with a cable connecting end; the water inlet bushing is coaxially sleeved outside a water outlet straight pipe; and the gas inlet bushing is sleeved outside the water inlet bushing, a water inlet passage is remained in the middle of the gas inlet bushing and the water inlet bushing, and the gas inlet bushing and the water inlet bushing are welded on the same end face of the main connector to form a water cooling passage and a gas protection passage. Apart from the ceramic nozzle, all the remaining materials are conductors. According to the condensation electric arc welding gun, the free electric arc energy intensity can be improved, and better capacity of controlling welding joint formation is achieved.
Owner:BEIJING UNIV OF TECH
Three-dimensional digital imaging method based on generalized S transformation
ActiveCN104457615ARealize 3D digital imagingAccurate separationImage analysisUsing optical meansDigital imagingFourier transform profilometry
The invention discloses a three-dimensional digital imaging method based on generalized S transformation. The method includes the steps that encoding is carried out on structured light to generate a sine gray scale fringe pattern, an original gray scale fringe pattern in a single field of view and a deformational gray scale fringe pattern modulated by object depth information are obtained by a video camera; generalized S transformation based on energy intensity optimization and an encircled energy principle is carried out, and the fundamental component of the gray scale fringe pattern is calculated based on a filtering method; Fourier inversion is carried out on the fundamental component, and then a wrapping phase of the deformational gray scale fringe pattern is obtained by obtaining phase angles; phase unwrapping is carried out on the wrapping phase and the phase difference between the original gray scale fringe pattern and the deformational gray scale fringe pattern is obtained according to an unwrapping result of the phase; three-dimensional coordinates of each point of an object to be imaged are calculated based on the Fourier transform profilometry measurement principle and the phase difference. The three-dimensional digital imaging method has the advantages of being high in accuracy, wide in adaptability and capable of being widely applied to the fields of three-dimensional digital imaging and optical three-dimensional reconstruction.
Owner:SHENZHEN UNIV
Apparatus and process for the preparation of precipitated calcium carbonate
A process and an apparatus for the preparation of precipitated calcium carbonates calcium hydroxide using gaseous carbon dioxide, whereby the carbonation is performed in a gaseous phase by mixing calcium-hydroxide-containing liquor mist with the carbon dioxide gas in a turbulence having an energy intensity in excess of 1000 kW / m3. The reaction is advantageously carried out in an apparatus, comprising at least two serially arranged pin mills having one or more rotatable vane rings which can be used to impose a great energy intensity on the material which is fed into the apparatus, whereby the first pin mill is provided with at least an inlet for slaked lime and carbon dioxide and an outlet for the reaction product, and the second pin mill is provided with an inlet for the product from the previous mill and an outlet for the reaction product. Carbonating is extremely swift. The residence time of the reaction is even less than 1 second. Due to the high energy intensity, carbonation may be performed at high solids contents.
Owner:FP PIGMENTS
Method for target positioning by utilizing wireless energy intensity
InactiveCN101334464AEasy to implementImprove reliabilityPosition fixationTransmitted powerEngineering
The invention belongs to a moving target positioning method, in particular to a method for carrying out the target positioning by utilizing the wireless energy intensity. The method can overcome the problem that the position of the moving node to be measured can not be accurately obtained in the prior art. The technical proposal provided by the invention is as follows: the method for carrying out the target positioning by utilizing the wireless energy intensity is defined as follows: the moving node can change the power of the transmitted wireless energy through the program controlled mode during the moving process in an application system with the RSSI technology, the method adopts a plurality of transmitting power rotation transmitting modes to allow receivers at various fixed nodes to obtain a plurality of sets of energy intensity values, and the positioning is carried out by obtaining a great amount of distance information according to the relationship between the signal intensities and the distances. Compared with the prior art, the method has the advantages that: 1. the realization is convenient; 2. the reliability of a positioning system is improved; 3. the positioning precision and the tracking precision are improved; 4. and the range of applications is wide.
Owner:陈建峰
Fiber Optic Device for Measuring a Parameter of Interest
InactiveUS20080085080A1Optical fibre with graded refractive index core/claddingForce measurementFiberGrating
An optical fiber (100) utilized as a sensor for measuring a parameter of interest 122 such as temperature, strain, photonic energy intensity, electric field intensity and magnetic field intensity is provided. A first optical cladding layer (104) is disposed on an optically transmissive core (102) that includes one or more optical gratings (114-1). The optical grating(s) (114-1) modifies a propagation path of selected wavelengths of light propagating through the core (102). The optical grating(s) (114-1) also varies the index of refraction of the first optical cladding layer (104). The selected wavelengths of light are determined in part by the index of refraction of the core material 105 as dependent upon a parameter of interest 122 applied to the core material 105 and as varied by the optical grating(s) (114-1). One or more detectors (410, 430, 450, 455) are used for determining the properties of the reflected and / or transmitted light. Knowing the properties of the reflected and / or transmitted light, a parameter of interest 122 can be determined.
Owner:HARRIS CORP
Surface-modified porous metal implant and preparation method thereof
ActiveCN107059093AAchieve synchronous continuous power supplyRealize intermittent power supplySurface reaction electrolytic coatingMicro arc oxidationElectrical field strength
The present invention provides a surface-modified porous metal implant and a preparation method thereof. The porous metal implant has a structural hole, and the preparation method comprises a step of micro-arc oxidation by using a plurality of power sources for power supply. The power sources comprise a first power source and a second power source. The step of micro-arc oxidation comprises connecting a first anode connector of the porous metal implant with an anode of the first power source; arranging a connection cathode in the structural hole and connecting the connection cathode with a cathode of the first power source; connecting a second anode connector of the porous metal implant with an anode of the second power source; connecting an electrolytic bath with a cathode of the second power source; and immersing the porous metal implant into a bath solution and using the first power source and the second power source for power supply to carry out micro-arc oxidation treatment. The first power source and the second power source are controlled in a mutually independent manner. With power supply by the multiple power sources, an electric field intensity difference and an electric field energy intensity difference between the inner wall and the outer wall of the structural hole can be reduced, thereby obtaining an in-situ growth film with a good quality.
Owner:BEIJING AKEC MEDICAL
Lithium ion battery pack
ActiveCN104900939AIncrease energy densitySave spaceSmall-sized cells cases/jacketsLarge-sized cells cases/jacketsElectrical batteryLow voltage
The invention provides a lithium ion battery pack which comprises a water cooling box, a switch box, a lower box of the battery pack, a water cooling plate, battery modules and an upper cover of the battery pack, wherein the water cooling plate is positioned at the bottom of the lower box of the battery pack; the battery modules are arranged on the water cooling plate; the upper cover of the battery pack is positioned on the battery modules and can be fitted with the lower box of the battery pack so as to form a closed box, and the water cooling plate and the battery modules are contained in the box; the switch box and a water cooling box are arranged outside the lower box of the battery pack and at the bottom of the lower box of the battery pack, and the lower box of the battery pack is provided with a high-voltage connector and a low-voltage connector connected with high-voltage connecting line and low-voltage connecting lines of the battery modules; the switch box is internally provided with a first connector connected with the high-voltage connector and the low-voltage connector, and a second connector connected with an external wire; and the water cooling box is provided with a liquid inlet and a liquid outlet. With the adoption of the lithium ion battery pack provided by the embodiment of the invention, the energy intensity of the battery pack can be improved under same space volume, and sable and safe cruising power is provided for a new energy automobile.
Owner:CONTEMPORARY AMPEREX TECH CO
Light irradiation device
ActiveUS20110270365A1Easily removing and reducing hairStop cell proliferationHair-singeingSurgical instrument detailsLight irradiationEnergy intensity
To provide a light irradiation device capable of easily removing and reducing hair with low power light without burden on skin. The light irradiation device according to the present invention includes a light source giving pulses of light in a wavelength range from 400 to 1200 nm and a light guide distributing the pulses of light given from the light source with energy intensity of 0.2 to 10 J / cm2 at a predetermined distance from the light outgoing surface.
Owner:PANASONIC CORP
Device, System and Method for Cutting, Cleaving or Separating a Substrate Material
InactiveUS20070284785A1Fast and reliable laser scribingEfficient implementationAuxillary shaping apparatusGlass severing apparatusLight beamEnergy intensity
An apparatus and method for separating a nonmetallic substrate is disclosed as including a first beam; a first quenching device positioned so that a coolant stream may be applied to the substrate at or immediately adjacent to the trailing end of the first spot; a second beam; and a second quenching device positioned between the first quenching device and the second beam. At least one of an angle at which the first scribe beam impinges on the substrate and an energy intensity of the first scribe beam impinging on the substrate are adjusted to obtain right angle separation. A crack sensor and controller can also be provided for measuring a position of the cut line, comparing the position with a reference position and adjusting the power intensity of the second beam based on the comparison of the position of the cut line with the reference position.
Owner:APPL PHOTONICS INC +1
Methods of manufacturing electron-emitting device, electron source, and image display apparatus
InactiveUS20030162465A1Easy to manufactureImprove featuresSemiconductor/solid-state device manufacturingImage/pattern display tubesElectron sourceLight beam
In a process of reducing a resistivity of a polymer film for carbonization in a surface conduction electron-emitting device, by irradiating an energy beam onto the polymer film, when an energy intensity of the beam given in a unit area in a unit time is assumed to be W W / m2, W satisfies a formula W>=2xTx(rhosub.Csub.lambdsub / T)1 / 2, where T is defined as a temperature ° C. at which the polymer film is heated for one hour in a vacuum degree of 1x10-4 Pa to reduce a resistivity of the polymer film to 0.1 OMEGA.cm, Csub is a specific heat J / kg.K of the substrate, rhosub is a specific gravity kg / m3 of the substrate, lambdsub is a heat conductivity W / m.K of the substrate, and T is an irradiation time in the range of 10-9 sec to 10 sec.
Owner:CANON KK
Fiber optic device for measuring a parameter of interest
InactiveUS7539361B2Optical fibre with graded refractive index core/claddingForce measurementFiberGrating
Owner:HARRIS CORP
Orthogonal polarization fiber bragg grating vector torsion sensing device and detection method thereof
ActiveCN103017687AHighly integratedImprove stabilityUsing optical meansVertical-cavity surface-emitting laserGrating
Owner:JINAN UNIVERSITY
Cross-protocol communication method and device
ActiveCN106533623ALow costImprove real-time performanceSource coding adaptationWireless communicationThird partySignal-to-noise ratio (imaging)
The invention provides a cross-protocol communication method and device, and belongs to the field of communication technology. The method comprises that the signal to noise ratio of any a time window is calculated according to a sampling result of a last time window; according to the signal to noise ratio, the energy level and the length of the time window are adjusted; on the basis of the adjusted energy level and time window length, energy intensity indication corresponding to a sending end when sending a data packet is detected; and according to the energy intensity indication, a decoding value of the time window is determined. According to the invention, the decoding value of any time window can be determined according to the energy level indication. It is not required to forward data by a third party, time delay caused by forwarding is avoided, the transmission cost is reduced, and the instantaneity of data transmission is higher. In addition, the energy level and time window length are adjusted in real time according to the signal to noise ratio, the data transmission rate is optimized on the premise that the error rate is lower, and the effective throughput of a communication system is improved.
Owner:TSINGHUA UNIV
System and methods for fabricating a component with laser array
ActiveUS20180193955A1Promote generationAdditive manufacturing apparatusIncreasing energy efficiencyLaser arrayOptoelectronics
A component is fabricated in a powder bed by moving a laser array across the powder bed. The laser array includes a plurality of laser devices. The power output of each laser device of the plurality of laser devices is independently controlled. The laser array emits a plurality of energy beams from a plurality of selected laser devices of the plurality of laser devices to generate a melt pool in the powder bed. A non-uniform energy intensity profile is generated by the plurality of selected laser devices. The non-uniform energy intensity profile facilitates generating a melt pool that has a predetermined characteristic.
Owner:GENERAL ELECTRIC CO
Near-infrared narrow-band filter and manufacturing method thereof
PendingCN110082849AVariety of reflective colorsLow reflected energy intensityVacuum evaporation coatingSputtering coatingRefractive indexEngineering
The application provides a near-infrared narrow-band filter and a manufacturing method thereof. The filter comprises a substrate, a narrow-band pass film system arranged at a first side of the substrate, and a broadband pass film system or long-wave pass film system. The broadband pass film system is arranged at a second side, being opposite to the first side, of the substrate; the pass band of the broadband pass film system is wider than that of the narrow-band pass film system; the long-wave pass film system is arranged at the second side, being opposite to the first side, of the substrate;and the pass band of the long-wave pass film system is wider than that of the narrow-band pass film system. The narrow-band pass film system includes a high refractive index layer having the refractive index being larger than 3 within a wavelength range of 780 to 3000nm and a low refractive index layer having the refractive index being less than 3. The reflected color of the near-infrared narrow-band filter meets the following relationships in the CIE xyz coordinate system: x is less than 0.509, y is less than 0.363, and z is less than 50%. Therefore, the near-infrared narrow-band filter having advantages of diversified reflection colors, low reflection energy intensity, and low reflection color brightness can be obtained; and application demands of the under-screen device and vehicle-mounted device in the full screen of the mobile phone can be satisfied.
Owner:XINYANG SUNNY OPTICAL CO LTD
Multi-channel laser-triggered vacuum edge flashing switch
InactiveCN1996754AImprove efficiencyImprove performanceElectronic switchingEnergy intensityLength wave
This invention relates to one multi-channel laser trigger vacuum section flash switch, which is characterized by adding high voltage between anode and cathode, wherein, the fix impulse laser with wavelength of 532nm sends out laser beam to focus onto level anode and cathode two ends parallel laser line or one band onto insulation medium surface; the insulation medium surface laser energy intensity for 1-5mJ / mm2 to lead insulation medium surface flash to connect circuit.
Owner:INST OF ELECTRICAL ENG CHINESE ACAD OF SCI
Dynamic type polymer lithium ion power supply and its manufacturing process
InactiveCN1971998AFinal product manufactureElectrolyte accumulators manufactureEngineeringConsistency problem
This invention relates to one series of new materials and process, which solve the current problems of safety, reliability and according of current lithium battery to improve productivity efficiency and to lower product cost. The technique dynamic polymer lithium ion power has output capacity at 1000 with energy intensity as 130 w / kg and power intensity as 950 w / kg.
Owner:黄穗阳
Light scattering type particle detector
InactiveUS20060244965A1Material analysis by optical meansParticle size analysisNonlinear optical crystalHigh energy
A light scattering type particle detector includes a light having a low-energy intensity emitted from a light sources which is converted into light having a high-energy intensity so as to detect fine particles. In the light scattering type particle detector, particles contained in fluid are irradiated with light Lb, and scattered light Ls generated by the particles is received so as to detect the presence of the particles. The light Lb is obtained by converting light La having a wavelength of λ emitted from a light-emitting diode into light having a wavelength of λ / 2 after being transmitted through a nonlinear optical crystal. The light Lb having a wavelength of λ / 2 is allowed to reciprocate between a reflecting film of the nonlinear optical crystal and a reflecting mirror so as to be intensified.
Owner:RION COMPANY
Systems and methods for correcting detector errors in computed tomography imaging
ActiveUS20150182176A1Material analysis using wave/particle radiationRadiation/particle handlingCounting rateEnergy intensity
A system includes an energy-discriminating, photon-counting X-ray detector, comprising a plurality of detector cells providing measurements corresponding to at least two energy bins and being adapted to produce projection data in response to X-ray photons that reach the X-ray detector and to produce an electrical signal having a recorded count for the energy bins and a total energy intensity. The system also includes data processing circuitry adapted to receive the electrical signal from one or more of the plurality of detector cells, to generate a simulated count rate for each of the energy bins by using the total energy intensity in a detector pile-up model, to determine a set of energy intensity dependent material decomposition vectors, and, for the projection data measured by one or more of the plurality of detector cells, to perform material decomposition by modeling the simulated count rate for each of the energy bins and utilizing a material decomposition vector selected from the set of energy intensity dependent material decomposition vectors and corresponding to the measured energy intensity from one or more of the plurality of detector cells.
Owner:GENERAL ELECTRIC CO
Environment recognition system using vehicular millimeter wave radar
ActiveUS20180172825A1Ensure safetyEfficient identificationRadio wave reradiation/reflectionSignal-to-noise ratio (imaging)Energy intensity
An environment recognition system using vehicular millimeter wave radar includes a millimeter wave radar device detecting obstructions outside a vehicle and transforming detection results into reflection information. An energy intensity calculation device, an anti-noise calculation device, and an obstruction width calculation device are signally connected with the millimeter wave radar device to receive the reflection information, respectively calculate energy intensity information, signal-to-noise ratios and width information of the obstructions and transmit them to a control device. The control device integrates the energy intensity information, the signal-to-noise ratios and the width information to recognize types of the obstructions. The present invention can effectively recognize various obstructions outside the vehicle whereby the vehicle immediately reacts like performing a corresponding safety anti-collision system when detecting pedestrians.
Owner:AUTOMOTIVE RES & TESTING CENT
Device, system and method for cutting, cleaving or separating a substrate material
InactiveCN1976778AReduce microcracksAchieve separationLaser beam welding apparatusEnergy intensityQuenching
An apparatus and method for separating a nonmetallic substrate is disclosed as including a first beam; a first quenching device positioned so that a coolant stream may be applied to the substrate at or immediately adjacent to the trailing end of the first spot; a second beam; and a second quenching device positioned between the first quenching device and the second beam. At least one of an angle at which the first scribe beam impinges on the substrate and an energy intensity of the first scribe beam impinging on the substrate are adjusted to obtain right angle separation. A crack sensor and controller can also be provided for measuring a position of the cut line, comparing the position with a reference position and adjusting the power intensity of the second beam based on the comparison of the position of the cut line with the reference position.
Owner:应用光电技术公司 +1
System and method for projecting a virtual user interface for controlling electrosurgical generator
A system and method for projecting a virtual user interface for controlling an electrosurgical generator is disclosed. The system includes a generator for supplying RF energy to an active electrode, and an interface device adapted to project a virtual interface and infrared light onto a surface in proximity to a surgical site and to detect at least one input within the interface. The interface device further adapted to correlate the at least one input with a corresponding command and transmit the command to the generator, for adjusting the RF energy intensity.
Owner:COVIDIEN AG
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