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JP2005523626A |
A video display apparatus includes a cathode ray tube and a high voltage transformer. The high voltage transformer incorporates a high voltage winding for producing an anode voltage in the cathode ray tube. The high voltage winding has a...
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JP2005208242A |
To reduce a chip area by reducing a circuit scale of a light emitting element driving circuit having a gamma characteristic.The driving circuit is provided with a first current driving circuit (10) which has a plurality of current source...
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JP2005202221A |
To provide a display device made compact and excellent in portability, realizing high visibility and having wide field.A light projection surface comprising a 1st field area equivalent to a center area and a 2nd field area equivalent to ...
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JP2005203867A |
To provide a horizontal output circuit whose manufacturing cost is low.Since a flyback transformer 16 continues to supply a high voltage to the anode 18a of a Braun tube 18 when a power supply Vcc of a television receiver 10 is in an ON ...
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JP2005522133A |
A dynamic focus voltage generator is provided for a tensioned focus mask of a cathode ray tube of video display. The tensioned focus mask includes spaced apart strands and spaced apart crosswires separated from the strands. A synchronizi...
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JP2005522148A |
In a projection television receiver, a common switch mode power supply energizes the convergence circuits, and other load circuits of the projection television receiver. In normal operation, a switch couples a supply voltage produces in ...
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JP2005197747A |
To collect exact image statistics with a simplified configuration.Each sensor in a photosensor array 30 is provided with active areas (34a, 36a, 38a, 40a, etc.) which detect the amount of incident light and output a corresponding signal ...
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JP2005196105A |
To provide a method capable of rapidly adjusting a display frame to a suitable size and magnitude.A plurality of sets of reference points and their correspondent rates of slopes are saved into a memory of a display. When a user is about ...
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JP2005197838A |
To suppress the occurrence of a luminance step on a fluorescent screen of the picture tube in under scanning without reducing a display area in the vertical direction.When a video image is displayed on a color CRT 11 by under scanning be...
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JP3672771B2 |
To provide a deflection device that conducts reciprocating deflection without causing distortion of scanning lines at a low cost with low power consumption. A primary winding 17b of a transformer 17 is connected in series with a horizont...
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JP2005190682A |
To provide a deflection yoke device suitable for practical use and capable of reducing a beat sound caused by the vibration of a magnetic material arranged in a separator in constitution simple and preventing effect on heat, and to provi...
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JP3670069B2 |
To prevent AC voltage drop in a dynamic focus voltage generation circuit. A dynamic focus voltage generation circuit contains a DC voltage source (++V) connected to the focus electrode (FG) of cathode ray tube (CRT). Fluctuation voltage ...
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JP3670569B2 |
To provide a television apparatus which is provided with a video display means, having a first format display ratio (e.g., 4:3). A video display means 18 can operate at a nominal vertical display height and at least at one vertical displ...
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JP2005184146A |
To provide a dynamic focus circuit generating a dynamic focus voltage having an optimum waveform corresponding to a scanning system.The dynamic focus circuit 20 generates a pulsive voltage by a first resonance circuit formed by a resonan...
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JP3669439B2 |
To control horizontal deflection width and a deflection correction parameter so that they match a selected aspect ratio by using a horizontal deflection device for a cathode-ray tube display system where an aspect ratio can be selected. ...
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JP3668651B2 |
To realize image pickup up, image storage and image display using one solid-state image pickup device. An opto-electric conversion device 10 constituting the pixel of an image device has a floating-type FET element 11 and an FEC element ...
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JP3668803B2 |
To provide a horizontal deflection circuit for a CRT which can sufficiently improve linearity of horizontal direction of a displaying picture, even when the frequency of the horizontal deflection is low. When the horizontal deflection fr...
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JP2005519338A |
Scanning apparatus operable in the microwave, mm-wave and infrared ranges and comprises a support structure, a first reflective disc or mirror ( 10 ) which is mounted in said support structure for rotation relative to the support structu...
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JP3666887B2 |
PURPOSE: To provide a DC coupling type vertical deflection circuit having a function for stopping the vertical deflection of electronic beam in the service mode of cathode-ray tube. CONSTITUTION: A saw-tooth wave signal generator 18 of D...
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JP3665057B2 |
To prevent the application of an overvoltage to a switch element for S curve correction capacitor switching when turning on a power source. The S curve correction capacitor switching apparatus for a display monitor device is provided wit...
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JP3666890B2 |
PURPOSE: To shorten the length of retrace part by configuring a differential amplifier of a pair of transistors, correcting the output of amplifier to be linear or sigmoidal with the non-linearity of transistors and supplying a provided ...
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JP3666595B2 |
To provide an AV device with a CRT, which is capable of stably applying a power source to a video control circuit which records images in a recording medium set up in a main body or reproduces images recorded in the recording medium even...
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JP2005518732A |
A method and apparatus for automatically adjusting the raster geometry of a rear projection television receiver detects the outputs of optical sensor placed on the display screen above, below and on both sides of a viewing area of said d...
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JP2005167308A |
To provide a video display apparatus capable of displaying the video signal of an interlace system or a progressive system on a CRT without adding a circuit such as a conversion circuit required in a conventional technique.A horizontal d...
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JP2005166518A |
To provide a deflection yoke capable of reducing power consumption of a sub deflection yoke.A wire is wound around a ferrite core 18 of a main deflection yoke into a coil 20 in a toroidal shape. One winding start of wire 20-2-a of the co...
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JP3662625B2 |
PURPOSE: To increase the number of photons captured at the time of scanning without increasing the moving speed of a detector by moving a mirror, and scanning an image across the detector. CONSTITUTION: An optical image is transmitted th...
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JP2005159805A |
To reduce horizontal trapezoidal distortion of R and B screens with no increase in the amount of power consumption of a projection color display.There are provided a screen (5) and red, green, and blue cathode ray tubes (1R, 1G, and 1B) ...
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JP3659322B2 |
To reduce the magnetic flux leaking to the outside, without having to install a circuit for generating another magnetic field. The picture tube discharge device comprises a deflecting coil, which generates a magnetic field for deflecting...
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JP3660062B2 |
To provide an analog blanking pulse generating circuit suitable for a circuit integrated in an IC without giving disturbance onto a vertical sawtooth wave generated by the vertical deflection system. An automatic amplitude adjustment saw...
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JP2005517359A |
A method of accelerating the speed of scanning an image that does not occupy an entire CCD strip of cells comprises: centering the image on the strip such that the non-used area of said strip is distributed on either side of the effectiv...
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JP3657715B2 |
To improve the response time of a resonance switch mode power supply. During the on/off switching transition period in a transistor switch Q3, a voltage generated in the switch Q3 is maintained to be zero volt. This resonance switch mode...
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JP3658784B2 |
PURPOSE: To attain stable and accurate convergence correction when plural different horizontal deflection frequencies are received. CONSTITUTION: The correction circuit is provided with a retrace width reduction circuit 1 outputting a pr...
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JP3655275B2 |
To provide a horizontal centering circuit that adjusts a phase difference between a video signal and a horizontal synchronizing signal component to give horizontal centering to the video signal from various video signal sources. The hori...
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JP2005516486A |
A circuit configuration for forming a drive signal (HDRV) for a deflection transistor that drives an oscillator circuit for horizontal deflection of a cathode ray tube (CRT). The circuit configuration according to the present invention i...
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JP3653790B2 |
PURPOSE: To perform the segmentation and zoom processing on right and left images by using the size perceptive characteristic and depth perceptive characteristic of an observer and without changing the size feeling and depth perception o...
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JP2005515450A |
A sensing arrangement for sensing charged particles and/or quanta of electromagnetic radiation has a sensor device ( 12 ) and amplifier circuitry ( 14 ). The sensor device ( 12 ) provides a sensor signal to an imput mode (vin) of the amp...
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JP2005123720A |
To provide a display apparatus excellent in portability by employing a compact configuration for housing the apparatus more compactly when it is not used.The video display apparatus is configured in such a way that it is separated into a...
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JP2005121732A |
To provide a compact scanning type display device which can be installed in the optical path of an observation optical system and a camera having the same.The scanning type display device is provided with a superposing means 13 arranged ...
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JP2005123841A |
To automate color correction (white balance) and focusing, in a DLP type rear-projection image display.A rear-projection image display system includes an image sensor for picking up a negative image at a space light modulator OFF time. A...
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JP2005513899A |
The invention relates to an image pick up device ( 401 ) with pixels arranged in rows and columns. Every pixel ( 301 ) comprises a photosensitive element ( 302 ), a floating diffusion ( 304 ), a transfer transistor ( 303 ), an amplifying...
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JP2005122422A |
To provide an electronic device excellent in operability for selecting an object.When the content of a document disposed with a plurality of objects is displayed, default focus is automatically imparted to an object adjacent to the cente...
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JP3645556B2 |
To remarkably reduce artifacts caused by an SVM by removing an interference which occurs during the operation of an OSD generator in a television receiver. A scan speed modulating means is provided with a controllable amplifier whose cli...
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JP3646324B2 |
PURPOSE: To allow the equipment to be simply transferred to an image frame with a different aspect ratio by setting the aspect ratio, an information parameter and a cut-off frequency based on a specific information memory provided to an ...
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JP3646373B2 |
To prevent increase of the deflecting circuit loss caused by the deterioration of the deflecting coil inductance and also to prevent the characteristic deterioration caused by reduction of the number of turns of the deflecting coil. A re...
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JP3646764B2 |
To recover fly-back energy and to supply it to a power source by turning the drive of a horizontal circuit to a PWM system. The base of a horizontal output transistor Q10 is connected to a power source switch 110 provided with a pulse wi...
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JP2005117233A |
To provide a power supply and a deflection high voltage circuit in which high voltage applied to a CRT is affected less even when the variations in a high voltage load occurs and variations in high voltage pulses gives no effect on a def...
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JP2005107225A |
To provide a device and method for displaying an image permitting to simplify a positional configuration of an optical system such as a light source and a color composition mechanism even in the case of using a light modulation element o...
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JP3641261B2 |
To provide a centering magnet in which deviation of magnetizing strength is eliminated, and degradation of focusing performance and resolution of the image is reduced. In the centering magnet 10a, a groove or a through hole is provided o...
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JP3637549B2 |
To provide a method of adjusting picture screening position by means of centering magnets in accordance with a definite regulation, and thereby make an adjustment of CRT (cathode-ray picture tube) picture screening position. This device ...
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JP3635202B2 |
To reduce the generation of artifact caused by scanning velocity modulation(SVM) while removing disturbing operation during the operation of an on-screen display(OSD) generator by changing the amplitude of a current to be supplied by cur...
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