| Patent Number |
Title Of Patent |
Date Issued |
| 4733313 |
Digital recording and playback system for X-ray video signals |
March 22, 1988 |
| In medical image treating systems, especially when an X-ray image intensifier and TV camera are used, video signals composed of available video signals containing specified image information and unavailable video signals containing no such image information are output from the TV cam |
| 4733296 |
Multi-tube color TV camera in which linear and non-linear components of a registration error due |
March 22, 1988 |
| The chromatic aberration of the lens of a multi-tube color TV camera is separated into a linear component and a non-linear component. Horizontal and vertical deflection correction waveforms are generated in accordance with these two components. These two correction waveforms are superimp |
| 4716468 |
Apparatus for controlling the electron beam in a television camera tube |
December 29, 1987 |
| A camera tube device for use in, for example, a television camera comprises a cathode emitting electrons, and a first grid and a second grid having respective apertures for converging the electrons emitted from the cathode into a fine electron beam. The aperture of the second grid is suf |
| 4701679 |
Method of and apparatus for controlling amount of electron beam in image pickup tube |
October 20, 1987 |
| In an image pickup tube including a cathode, a first grid electrode disposed as a next stage of the cathode and provided with an aperture, a second grid electrode disposed as a next stage of the first grid electrode and provided with an aperture, and a photoconductive target, the first |
| 4677621 |
Signal storage system |
June 30, 1987 |
| An analog signal is stored in an analog memory device, while lower bits of a digital signal obtained by digitizing the analog signal is stored in a digital memory device. An analog signal reproduced from the analog memory device is corrected on the basis of a digital signal reproduced fr |
| 4626897 |
Optical filter for color imaging device |
December 2, 1986 |
| A spatial frequency filter apparatus for suppressing spurious signals of the type generated in a color television camera incorporating a mosaic color encoding filter for multiplexing color signals includes two double refraction plates for filtering natural light introduced through a lens |
| 4543610 |
Solid-state imaging device including noise subtraction with polarity control |
September 24, 1985 |
| A solid-state imaging device comprises a number of photodiodes arrayed in horizontal rows and vertical columns, a first output circuit for sequentially reading out signal charges from those photodiodes which are arrayed on odd-numbered horizontal rows, a second output circuit for seq |
| 4532549 |
Solid-state imaging device with high quasi-signal sweep-out efficiency and high signal charge tr |
July 30, 1985 |
| Disclosed is a solid-state imaging device wherein optical information of a number of photo-electric conversion elements arranged in a matrix is read into vertical signal lines by a vertical shift register and then the optical information on the vertical signal lines is horizontally scann |
| 4527200 |
Solid state imaging device |
July 2, 1985 |
| In a solid state imaging device in which two signals on two horizontal scanning lines are read out simultaneously for easy image enhancement, the two signals read from the two horizontal scanning lines are subtracted from each other while they are added together, and the difference signa |
| 4521816 |
Magnetic recording method for digital signal |
June 4, 1985 |
| A magnetic recording method for digital signals, and more particularly to a magnetic head driving current waveform wherein digital signals to be recorded on a magnetic tape at a high density have the waveform of the head driving current shaped in order to reduce the degradation of the |
| 4516154 |
Solid state color imaging system |
May 7, 1985 |
| In a solid state color imaging system comprising a two-dimensional array of photoelectric devices, the photoelectric device in one of two adjacent rows are displaced with respect to those in the other row in the horizontal direction by half a horizontal pitch of the photoelectric dev |
| 4484224 |
Pulse generating circuit for a television camera using solid state image sensor |
November 20, 1984 |
| Disclosed is a solid state television camera with solid state image sensor for converting an optical image into electrical signals, which is comprised of a pulse generator for generating a train of pulses with a frequency equal to the horizontal scanning frequency of a television sys |
| 4467347 |
Color imaging device |
August 21, 1984 |
| The present invention relates to a color imaging device which suppresses false color signals appearing in an area where the difference of brightnesses is great in the horizontal or vertical direction.When the correlation between picture elements adjacent in the vertical direction is litt |
| 4455569 |
Color imaging apparatus |
June 19, 1984 |
| A color imaging apparatus having a plurality of image pickup tubes which pick up respective optical images of primary colors separated from one optical image includes a registration control circuit which operates to hold a picture of high quality at all times by controlling the regis |
| 4413284 |
Noise reducer for a solid state imager |
November 1, 1983 |
| This invention relates to a solid-state imaging apparatus wherein photo signals are read out through MOS type FETs from photosensors such as photodiodes arrayed in two dimensions in large numbers, and consists in remarkably enhancing the signal-to-noise ratio of an output signal by r |
| 4360821 |
Solid-state imaging device |
November 23, 1982 |
| In a solid-state imaging device having a plurality of photosensitive portions and a semiconductor substrate which includes at least scanning means for scanning the photosensitive portions, the photosensitive portions including a layer of a photosensitive material overlying the semico |
| 4323912 |
Solid-state imaging device |
April 6, 1982 |
| In a solid-state imaging device having a semiconductor integrated circuit in which a plurality of switching elements for addressing positions of picture elements and scanning circuitry for turning the switching elements "on" and "off" in time sequence are disposed on an identical substra |
| 4322740 |
Solid-state color imaging camera |
March 30, 1982 |
| A solid-state color imaging camera comprises three solid-state image sensors each of which has a two-dimensional array of picture elements arranged with respective predetermined pitches in vertical and horizontal directions. The first, second and third image sensors are used for green, |
| 4283742 |
Solid-state imaging apparatus with fixed pattern noise reduction |
August 11, 1981 |
| A solid-state imaging apparatus comprising first means for sample-holding spike noise generated from a horizontal switching element constituting the apparatus second means for sample-holding spike noise opposite in phase to the first-mentioned spike noise, and third means for adding outp |
| 4281338 |
Solid state color imaging apparatus |
July 28, 1981 |
| In a solid state color imaging apparatus comprising photo sensitive element arrays arranged horizontally and vertically, means for reading out parallel photo signals of the photo sensitive element arrays on two horizontal lines and delivering the read out photo signals to first and s |
| 4277799 |
Color solid-state imaging device |
July 7, 1981 |
| A color solid-state imaging device is provided with a plurality of signal output lines for reading out signals derived from photoelectric conversion elements which form picture elements for red, green, and blue lights arranged in, for example, a checkered pattern. |
| 4246601 |
Solid-state color imaging device |
January 20, 1981 |
| A solid-state color imaging device is provided including a plurality of photosensors which are arrayed in horizontal and vertical directions, and a mosaic color filter made up of filter elements arranged in correspondence with the respective photosensors. The mosaic color filter is a |
| 4245241 |
Solid-state color imaging device |
January 13, 1981 |
| A solid-state color imaging device including a plurality of photosensors which are arrayed in the horizontal and vertical directions, and a mosaic color filter which is made up of filter elements arranged in correspondence with the respective photosensors. Any four adjacent filter el |
| 4212034 |
Solid-state image pickup device |
July 8, 1980 |
| A solid-state image pickup device has a plurality of photoelectric conversion elements arranged in a two-dimensional pattern, to which horizontal and vertical switches are coupled for selecting the photoelectric conversion elements; horizontal and vertical scanning circuitry for turn |
| 4168512 |
Optical system for an image pickup device |
September 18, 1979 |
| In an optical system which is mounted on and used with an image pickup device for observing an object including a high brightness area therein, a pinhole is provided between the object and an imaging lens for separating the paths of the light rays from respective points of the object, an |
| 4155006 |
Driver circuit for a solid-state imaging device |
May 15, 1979 |
| In a solid-state imaging device having photodiodes which are arrayed in the form of a matrix, horizontal output switches and vertical output switches are selectively closed in order to sequentially detect signals stored in the photodiodes, and a horizontal shift register and a vertical s |
| 4151552 |
Automatic beam control circuit responsive to ambient light level having utility in color televi |
April 24, 1979 |
| An image pickup apparatus provided with a circuit for taking the maximum one of the three signal currents out of three photoconductive pickup tubes and a circuit for obtaining the difference of the maximum signal current from a current proportional to one of the cathode currents of the t |
| 4143399 |
Imaging device |
March 6, 1979 |
| Disclosed is an imaging device having an image pick up tube provided with a color selective stripe filter. Means are provided for parallel light beams in the longitudinal direction of the stripe filter, as a bias light to be applied onto a photo-conversion layer on the image pick up tube |
| 3984721 |
Color pick up tube |
October 5, 1976 |
| A color pick up tube having a target structure comprising a transparent substrate a plurality of red, green and blue optical strip filters, each having a width F, mounted interleavely on one surface of the substrate, a thin glass layer, having a thickness T, mounted on the optical strips |
| 3955100 |
Signal transfer system of charge transfer device with charge retaining clocking providing fixed |
May 4, 1976 |
| A charge transfer device is made up of a plurality of charge transfer stages, each stage being composed of a plurality of capacitors and corresponding transfer electrodes. Signal charges are transferred from one stage to another by impressing clock pulses from a pulse supplying circuit |
