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| Number | Title | Issue Date |
| 6650790 | Digital processing apparatus for variable image-size enlargement with high-frequency bandwidth synthesis Digital image processing apparatus, making use of both diagonal interpolators and a binary mask, for deriving a displayed enlarged image from an input image without introducing visible "staircasing", blurred edges and non-linear artifacts in the enlarged ... | 11/18/2003 |
| 6463336 | Active bandage suitable for applying pulsed radio-frequencies or microwaves to the skin for medical purposes An active RF or microwave bandage, that incorporates any of various disclosed configurations of pliable planar microstrip or slotline antenna structures, is conformable to a selected area of the skin of a patient for use in therapeutically treating soft t... | 10/08/2002 |
| 6384828 | Digital processing apparatus and method for use in enlarging the size of an image displayed on a 2D fixed-pixel screen Apparatus comprising a logic member and a shear member incorporating an upsampler are used to enlarge the number of pixels in at least one image dimension by a factor F=N/M, where N is a first given-valued integer, M is a second given-valued integer and 1... | 05/07/2002 |
| 6295322 | Processing apparatus for synthetically extending the bandwidth of a spatially-sampled video image An input data stream of pixel values, representing an original video image having predetermined horizontal and vertical resolutions that has been spatially sampled at a first spatial sampling frequency, is upsampled and interpolated to derive an output da... | 09/25/2001 |
| 6230060 | Single integrated structural unit for catheter incorporating a microwave antenna The catheter constitutes a single integrated structural unit comprising a first tubular balloon-supporting structure having a given outer diameter and a second structure inserted therein comprising an antenna and a coaxial cable for energizing the antenna... | 05/08/2001 |
| 6195394 | Processing apparatus for use in reducing visible artifacts in the display of statistically compressed and then decompressed digital motion pictures A compressed data system, which communicates content of each of successive original frames of a digital motion picture over a limited-bandwidth transmission channel, comprises a digitally-controlled pre-processor and a digitally-controlled post-processor.... | 02/27/2001 |
| 5992419 | Method employing a tissue-heating balloon catheter to produce a "biological stent" in an orifice or vessel of a patient's body Disclosed are three embodiments of a method for determining the formation of a "biological stent" for permanently maintaining the widened bore portion of the urethra of a male patient undergoing treatment for a disease of the prostate. In this treatment, ... | 11/30/1999 |
| 5949845 | Temperature-measuring microwave radiometer apparatus Disclosed are four improvements in temperature-measuring radiometric equipment. The first improvement is directed to increasing the sensitivity of a radiometer by employing microwave noise power derived from a reference noise source in an amount that corr... | 09/07/1999 |
| 5688050 | Temperature-measuring microwave radiometer apparatus Disclosed are four improvements in temperature-measuring radiometric equipment. The first improvement is directed to increasing the sensitivity of a radiometer by employing microwave noise power derived from a reference noise source in an amount that corr... | 11/18/1997 |
| 5638340 | Clock having magnetically-levitated pendulum An analog or digital clock having a ferromagnetic pendulum that is magnetically levitated under feeedback-control and that, alternatively, may be (1) driven at a forced oscillation frequency which is decoupled from and asynchronous with the clock's time c... | 06/10/1997 |
| 5483474 | D-dimensional, fractional bandwidth signal processing apparatus Filtering apparatus responsive to a sequence of samples of an input signal that is digitally-sampled at a given frequency, wherein the input signal defines information having at least one dimension. The apparatus includes first resampler for resampling th... | 01/09/1996 |
| 5402205 | Alignment system for a Half-Field Dyson projection system An alignment system for a unit magnification system (such as a Half-Field Dyson system) for use in microlithography is provided. The alignment system provides for aligning a pattern on a reticle with a complementary pattern on a wafer.... | 03/28/1995 |
| 5386837 | Method for enhancing delivery of chemotherapy employing high-frequency force fields Pulse shocks of high-frequency wave energy (e.g. RF, microwave, high-energy infra-red or laser electromagnetic wave energy or ultrasonic acoustic wave energy), rather than DC electric pulses, are employed to non-invasively produce force fields of an inten... | 02/07/1995 |
| 5363196 | Apparatus for measuring a departure from flatness or straightness of a nominally-plane mirror for a precision X-Y movable-stage By providing redundant interferometer laser-metering devices, either one of which is capable by itself of providing measurement data of the angular value θ of rotation of the X-Y movable stage of a wafer stepper about a vertical Z axis for use by a compu... | 11/08/1994 |
| 5357224 | Continuously-variable monolithic RF and microwave analog delay lines The use of one or more multi-gate (e.g., dual-gate) FETs are employed in an RF or microwave delay line. The carrier drift velocity in each multi-gate FET is controlled in accordance with the variable magnitude of a delay-control voltage applied between it... | 10/18/1994 |
| 5355328 | Resampling apparatus suitable for resizing a video image A digital resampler comprises a combination of first means and second means. The first means, which includes interpolation filter means, is responsive to the digital-signal sample values of an input sample stream for producing a first derived sample strea... | 10/11/1994 |
| 5303001 | Illumination system for Half-Field Dyson stepper An illumination system for use in a unit magnification optical projection system (such as a Half-Field Dyson system) is provided. In a Half-Field Dyson system, a reticle and a wafer are parallel to each other with a window being provided on the reticle to... | 04/12/1994 |
| 5272301 | Thermostatically-controlled microwave used for treatment of internal tissue of the eye A miniaturized microwave applicator comprises a thin-wall metal dielectric-filled waveguide having a thermocouple preferably disposed in a groove in the surface of the dielectric radiating aperture of the waveguide when the aperture is placed in contact w... | 12/21/1993 |
| 5266790 | Focusing technique suitable for use with an unpatterned specular substrate A microlithographic stepper, employing a Half-Field Dyson projection optical system, achieves focusing of an image of a first-layer reticle pattern on a completely unpatterned reflective wafer surface by including a repetitive diffraction pattern on the r... | 11/30/1993 |
| 5260711 | Difference-in-time-of-arrival direction finders and signal sorters A difference-in-time-of-arrival direction finder includes auto-correlation means that includes means for substantially reducing, at the output of the auto-correlation means, the unwanted noise power of all uncorrelated unselected incoming radio-waves rece... | 11/09/1993 |
| 5125652 | Billiard self-teaching apparatus A billiard self-teaching apparatus is comprised of a prison shaped pool cue guide vertically mounted on a folding rectangular shaped base support structure which is comprised of three hinged panels, whereby it can be folded into a transportable position. ... | 06/30/1992 |
| 5098429 | Angioplastic technique employing an inductively-heated ferrite material Disclosed are three forms of an angioplastic instrument employing a ferrite material inductively-heated from outside a patient's body to soften plaque occluding a lumen of a vas of the patient. In a first form, the angioplastic instrument is comprised sol... | 03/24/1992 |
| 5012116 | System for inspecting bearing balls for defects By deriving the image formed by light specularly-reflected from substantially all of the convex (mirror-like) spherical surface of a bearing ball under test that is being illuminated with diffuse light, any defect in the bearing ball under test reveals it... | 04/30/1991 |
| 4991585 | Non-invasive respiration and/or heartbeat monitor or the like A microwave carrier signal is transmitted into certain tissue (such as the thorax) of a patient from an outer one of three linearly-arranged independent elements of an antenna assembly. Back-scatter portions of the carrier signal are received by both the ... | 02/12/1991 |
| 4709394 | Multiplexed real-time pyramid signal processing system The amount of hardware required to implement a Burt Pyramid or an FSD (filter-subtract-decimate) pyramid analyzer (or synthesizer) stage of a sampled temporal signal representing an n-dimensional information component or (such as a video signal) is substa... | 11/24/1987 |
| 4703514 | Programmed implementation of real-time multiresolution signal processing apparatus Multiresolution processing apparatus (which may be programmed as pyramid processing apparatus) comprised of a filter logic unit comprised of one or a plurality of identical interconnected programmable modules; a set of programmable multiplexers (MUX), a p... | 10/27/1987 |
| 4698843 | Method for compensating for void-defects in images A multistage pyramid analyzer, modified to include extrapolation of the input to each stage, together with a pyramid synthesizer, may be used for filling in one or more void defects in an image to provide a natural looking processed image.... | 10/06/1987 |
| 4692806 | Image-data reduction technique A foveated electronic camera employing a spatial-frequency spectrum analyzer and data-reduction means utilizing movable spatial windows for converting a high-resolution, wide field-of-view image into a group of subspectrum band images ranging in resolutio... | 09/08/1987 |
| 4674125 | Real-time hierarchal pyramid signal processing apparatus Pipe-line architecture is employed for analyzing in delayed real time the frequency spectrum of an information component (having one or more dimensions) of a given temporal signal having a highest frequency of interest of no greater than f0, an... | 06/16/1987 |
| 4672444 | Method for transmitting a high-resolution image over a narrow-band communication channel By analyzing the spatial-frequency spectrum of a high-resolution image into a low-pass remnant subspectrum band having a nominal high-frequency cutoff below that of one or more other spatial frequency bands, and separately transmitting each band, starting... | 06/09/1987 |
| 4663660 | Compressed quantized image-data transmission technique suitable for use in teleconferencing A technique for transmitting compressed quantized image-data from a transmitter to a receiver over a limited bandwidth communication channel employs temporal differential pulse code modulation incorporating pyramid image processing spectrum analyzers and ... | 05/05/1987 |
| 4663524 | Apparatus for measuring parameters of light spots with a moving knife-edge mask A two-dimensional knife edge mask comprised of an array of spaced periodic rectangular opaque regions (e.g., a chrome grating pattern layer deposited on one surface of a slide) separated by transparent different given spacing stripes between adjacent rect... | 05/05/1987 |
| 4661986 | Depth-of-focus imaging process method An improved-focus 2-D image is derived from an assemblage of M separately focused 2-D images of the same 3-D scene by (1) employing the Burt Pyramid image analyzing technique to separately analyze each of the M separately focused images into N similar set... | 04/28/1987 |
| 4661983 | Secure document identification technique A random-pattern of microscopic lines that inherently forms in a dielectric coating layer of a 3-layer diffractive subtractive filter authenticating device incorporated in a secure document permits identification of a genuine individual document by compar... | 04/28/1987 |
| 4642809 | Slab active lasing medium The use of slabs having end faces cut at substantially the critical angle in three different embodiments of a slab laser provides benefits not possessed by conventional cylindrical active lasing mediums or by slab active lasing mediums having end faces cu... | 02/10/1987 |
| 4603350 | Interlaced digital video input filter/decimator and/or expander/interpolator filter Reduction of storage capacity required by one dimensional digital filter/decimator and/or expander/interpolation filter for spatially filtering that given dimension of a scanned two-dimensional image, represented by a temporal video signal, which is ortho... | 07/29/1986 |
| 4602274 | IYQY format television signal encoding and decoding apparatus Encoding apparatus, situated at the transmitter and employing digital processing, transforms an NTSC format color television signal to a serial time-multiplexed IYQY format which (1) preserves the blanking level of the NTSC signal, and (2) time compresses... | 07/22/1986 |
| 4590594 | Side-spot focus apparatus for optical disc recording and/or playback system Focus error due to drift from a specified value of the pointing angle of a focus laser light beam with respect to the reflective surface of an optical disc is self-compensated by employing two light beams derived from the same focus laser that have a subs... | 05/20/1986 |
| 4590463 | Digital control of color in CRT display The color of a pixel produced on the face of a CRT is determined by the n bits of a hue/saturation digital input signal which is applied to a decoder to select one of 2n output lines of the decoder. Each output line is connected through a red, ... | 05/20/1986 |
| 4576439 | Reflective diffractive authenticating device A reflective-diffractive coating layer, situated at the interface between a substrate layer and an overcoat layer of the device, is divided into a set of small, slightly separated regions. This allows a direct bond of the overcoat layer to the substrate l... | 03/18/1986 |
