Matches 201 - 250 out of 261 < 1 2 3 4 5 6 >
Match Document Document Title
5534934 Television receiver capable of enlarging and compressing image  
To provide an image which is matched with an aspect ratio of a screen of a display unit by compressing and enlarging the whole of the image to a desired size. A video signal is sequentially written...
5534940 Apparatus and method for driving a liquid crystal display utilizing various television system formats  
An apparatus for driving a liquid crystal display can receive and adjust to image signals from one of a plurality of image signal formats such as those of the HDTV and NTSC systems, and includes...
5530484 Image scanning format converter suitable for a high definition television system  
An adaptive scan format converter (14, FIG. 1; FIG. 2) at a transmitter/encoder of a video signal processing system such as a high definition television (HDTV) system, as a function of what format...
5528305 Method for reducing empty sides of a wide screen and an apparatus thereof  
An apparatus for reducing empty sides of a wide screen decreases no-signal area on the left and right sides of the wide screen by differing time compression ratio of a video signal when an NTSC...
5519447 Wide aspect television receiver including a correcting waveform signal generator  
A wide aspect television receive corrects variations in the luminance between the center and peripheral portion of the screen that occur due to changing vertical deflection widths by suppressing a...
5519445 Television receiver having caption displaying capability  
A television received fop supplying video signals to a picture tube so as to display pictures on the screen in a first mode of the normal state and a second mode with the vertical amplitude...
5510848 System for receiving and decoding digital signals in accordance with two image definition levels  
A system for receiving and decoding digital signals in accordance with two image definition levels. The system includes a transmission channel decoding sub-assembly; a source decoding sub-assembly...
5504535 Television receiver for displaying two pictures of similar or different aspect ratios simultaneously  
A display is to be produced based on video signals having aspect ratios of 4:3 and 16:9. Controller 21 turns on switches SW1 and SW2 so that the digitalized video signal of the first picture is...
5488432 Video signal processing method for changing a video signal display format  
The present invention concerns a processing method for a video signal coded in the form of blocks of K words, this signal being written to or read from two frame memories (FM1, FM2) each including...
5486870 Apparatus for the display of pictures having an aspect ratio 4/3 on a display having an aspect ratio of 16/9  
A picture display apparatus adapted to pictures having an aspect ratio 16/9, permitting the simultaneous control of the line length and the vertical spacing of the lines. For the reception of...
5486871 Automatic letterbox detection  
A video control system, comprises a deflection system having a dimensionally adjustable raster, a circuit for detecting a letterbox video signal source and a circuit for dimensionally controlling...
5485217 Line tripler for NTSC/HDTV dual receiver  
A line tripler for an NTSC/HDTV dual receiver includes a control signal generation section for generating write enable signals and read enable signals. A FIFO line memory section writes each line...
5475442 Television signal processor for processing any of a plurality of different types of television signals  
A television signal processor selectively processing each television signal transmitted by a plurality of different television systems and displaying the processed television signal using any of...
5467142 Television receiver for reproducing video images having different aspect ratios and characters transmitted with video images  
A television receiver for displaying a video signal representing a first frame with a first aspect ratio is described wherein the video signal includes a coded character signal to be reproduced...
5461427 Television receiver having the capability to associate any HDTV and any NTSC channel  
A television receiver system includes an HDTV tuner, and an NTSC tuner. In response to the entering of a channel number, a CHANNEL UP or CHANNEL DOWN command, or a channel label, in a channel...
5461431 Display apparatus for television for displaying an image of different size on a whole display screen  
A display apparatus for a television having a screen of an aspect ratio different from that of an original image, wherein an image is distorted in at least one of the vertical and horizontal...
5461428 Apparatus for displaying a broadcasting mode designation  
A broadcasting mode name display apparatus is disclosed. A broadcasting mode detector selects the broadcasting channel and detects the broadcasting mode of a video signal. A mode converter converts...
5459521 Apparatus for converting tele text data for display on a 16:9 aspect ratio screen by controlling reading and writing speeds of data in to a two-line memory  
A teletext signal processing apparatus displays a teletext signal on a display screen at a predetermined aspect ratio. The teletext signal is stored in a memory and is written to and read from the...
5444492 Processing circuit for video signals of two different aspect ratios  
A processing circuit converts a 16:9 aspect ratio video signal into a 4:3 video signal and includes a time division multiplexer that multiplexes the two video signals and a selector that selects...
5436669 Television display apparatus with adjustable vertical deflection waveform  
In order to display a video signal having an aspect ratio of 4 to 3 on a video display screen having a 16 to 9 aspect ratio a nonlinear vertical deflection signal is used to compress the video...
5420641 Parent-picture and child-picture display apparatus  
A display apparatus comprising a field frequency converter for converting the field frequency of a parent-picture video signal; an aspect ratio converter for converting the aspect ratio of the...
5400077 System for generating multiple aspect ratio video signals from motion picture disk recorded in a single aspect ratio  
A system for generating a video signal in a selected one of multiple aspect ratios from play of a disk on which is recorded a motion picture in only one aspect ratio. The disk includes a code...
5389975 Video additive information identifying device with plural inputs  
In a video additive information identifying device, one of plural video signal inputs each containing a video ID signal is inserted as video additive information on one line at a predetermined...
5386236 Television screen aspect ratio converting method and the device thereof  
A television screen aspect ratio converting method and the device thereof which is suitable to display a video signal having a 4:3 screen aspect ratio on a screen having a 16:9 aspect ratio....
5384600 System and method for converting video signals for display on television receiver screens of differing aspect ratios  
A television receiver which can display images in different displaying forms on a display screen with an aspect ratio of 16:9 by controlling the video chroma processing circuit by the micro...
5365276 Multiscreen display circuit for displaying video signal sources having different aspect ratios  
The present invention sequentially selects and outputs one of a plurality of video image sources 1 by an image signal source switching means 2, processes the video images by thinning circuit...
5361099 NTSC/HDTV community receiving system  
A NTSC/HDTV community receiving system having a microcomputer, HDTV and NTSC tuners and NTSC and HDTV intermediate frequency detectors. The system includes an A/D converter for converting HDTV and...
5357290 Liquid crystal displaying apparatus capable of receiving television signals that differ in broadcasting format  
A liquid crystal displaying panel is formed of a number of pixels in the horizontal and vertical directions based on a PAL system of many horizontal scanning lines. A polarity reversing circuit...
5353065 Apparatus for receiving wide/standard picture plane television signal  
Disclosed is a wide picture plane/standard picture plane television signal receiving apparatus which comprises: a first signal processing circuit for doubling the scanning speed of an input...
5347318 Apparatus for processing video signals having different aspect ratios  
A video signal processing apparatus including an input unit for inputting a video signal, a detecting unit for detecting an aspect ratio of the video signal inputted to the input unit, a holding...
5343238 Wide-screen television receiver with aspect ratio conversion function and method of displaying a range to be magnified and displayed  
A wide-screen television receiver capable of converting a TV signal of a non-aspect ratio into a signal of a wide aspect ratio which can be displayed on a wide screen of the wide aspect ratio and...
5331351 Wide-screen picture indication signal detector for a television receiver  
A VCR or laserdisc player includes circuitry for detecting a code provided by VCR tapes, tape cassettes, or laser videodiscs, which indicates that the material recorded on the videotape or...
5329369 Asymmetric picture compression  
A wide screen television apparatus comprises a video display having a first format display ratio of width to height, for example approximately 16×9. A first video signal defines a first picture. A...
5325131 Multiformat television switcher  
A mulltiformat television switcher adds an up-converter, a down-converter and an auxiliary selector to an existing master control switcher to provide the ability to provide both a standard format...
5257106 Television signal receiver with memory for storing data on different television system  
A television signal receiver receives both an ordinary television signal, such as a PAL television signal, and a high-definition television signal, such as a MAC television signal. The television...
5193006 Video display apparatus for pictures with different aspect ratios  
When a picture display section (or screen) for high-quality TV system (HDTV system) is used for displaying pictures of ordinary TV system with an aspect ratio different from that of the...
5170256 Image display system for displaying picture with smaller aspect ratio on large-aspect-ratio screen of television receiver  
When a composite color TV signal of standard NTSC system with a 4-to-3 aspect ratio and 525 scanning lines is received by a TV receiver with a large aspect ratio of 16 to 9, the NTSC signal is...
5161003 Compatible television system with companding auxiliary signal  
A compatible television signal encoder for encoding a television signal having a first signal and a second signal. The decoder includes a divider for dividing the wide aspect television signal into...
5161004 Television receiver including a frequency demodulator for lowering the threshold  
Bistandard television receiver for signals modulated in frequency, either in PAL or NTSC, or in MAC, with a demodulator arrangement having upstream of a frequency demodulator (5) a varialbe tuning...
5146327 Addition signal multiplexing apparatus for a television system  
The present invention is ingeniously conceived for a transmission system for a first television signal so as to enable a first television signal of a wide aspect screen to be transmitted in one...
5146335 Simultaneous, multi-aspect ratio television display  
A system for simultaneously achieving the complete display of a plurality of subscreens of television video signals together with a main screen of television video signal without any overlapping...
5146331 Apparatus for adjusting picture quality of high definition television signals of either standard or wide aspect ratios displayed on a wide aspect ratio display  
An image display device including picture quality adjustment circuitry is adapted so that a selected one of an input video signal of a standard aspect ratio order an input video signal of a wide...
5134479 NTSC high resolution television converting apparatus for converting television signals of an NTSC system into high resolution television signals  
A video signal based on an NTSC system is converted into a signal for EDTV. The converted signal is subjected to signal compression in a signal compression ratio of 910/m times. The compressed...
5132793 Television receiver compatible with both standard system television signal and high definition television signal  
There is disclosed a compatible television receiver capable of receiving and reproducing both the standard system television signal and the high definition television signal and capable of...
5130800 Picture out of picture feature for wide-screen display  
A circuit for horizontally displaying a first standard aspect-ratio television picture and a reduced-size second standard aspect-ratio television picture on a wide aspect-ratio television display...
5103295 Television signal processor for eliminating quality differences between portions of television images having different aspect ratios  
A main signal motion detection signal and a multiplex motion detection signal are processed to obtain a compensated motion detection signal. This signal is a motion detection signal for a portion...
5087971 Video image display processor  
A video signal processing device is incorporated in an image output device such as a thermal printer which is connected to an analog video signal source such as a computerized medical diagnostic...
5065243 Multi-screen high-definition television receiver  
Current television signals are converted into sequential scanning signals in a sequential scanning conversion circuit and supplied to a memory circuit. In the memory circuit, the sequential...
5029007 Combination of a video tuner, a video signal reproducing arrangement and a picture display unit  
A video tuner (1), a video signal (recording and) reproducing arrangement (7) and a picture display unit (35) are coupled to each other via a switching circuit (9). The video tuner (1) can supply...
4984078 Single channel NTSC compatible EDTV system  
An extended definition television (EDTV) system transmits, receives and displays both EDTV and NTSC signals using a NTSC channel bandwidth. The system procudes an EDTV broadcast signal having a...
Matches 201 - 250 out of 261 < 1 2 3 4 5 6 >