Matches 1 - 45 out of 45
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7262806 System and method for aligned compression of interlaced video  
A method and system are disclosed for vertically phase shifting fields of at least one interlaced frame of video into at least two vertically aligned frames of video. The at least two vertically...
7221406 Data creation method and data transfer method and apparatus  
A method of producing digital data, which comprises the steps of making first arrangements for 12-bit word digital data constituting a digital video signal, which include a frame rate of 24 Hz, 25...
7206352 ATSC digital television system  
This disclosure describes a flexible digital transmission system that improves upon the ATSC A/53 HDTV signal transmission standard. The system includes a digital television signal transmitter for...
6933954 Aspect ratio conversion of video content  
An image of a first aspect ratio is modified to be displayed in a display area with a second aspect ratio. In doing so, the aspect ratio of some of the image content is approximately maintained,...
6873368 Low noise encoding and decoding method  
An adaptive digital image processor precedes an MPEG2 encoder. The processor receives a high definition video signal intended for broadcast or storage, and adaptively low-pass filters the signal....
6647062 Method and apparatus for detecting motion and absence of motion between odd and even video fields  
A method and apparatus are provided whereby the motion between two video fields of opposite parity may be measured so as to discriminate between the presence of motion and lack thereof. The level...
6633612 Method and apparatus for detecting motion between odd and even video fields  
A method for measuring motion at a horizontal and vertical position between video fields of opposite parity comprising the steps of measuring the signal values of at least two vertically adjacent...
6618095 Serial digital interface system transmission/reception method and device therefor  
A transmitting method serializes two series of signals into one series of signals, and transmits thereof. The two series of signals are produced through this way: a total number of bits of a...
6414720 Digital broadcasting system using virtual channels  
A digital broadcasting system capable of causing any of physical channels selected by a broadcaster to be received as one of the channels available to users which is different from the physical...
6201563 Trellis code modulation decoder structure for advanced digital television receiver  
An ATV receiver is provided with a 16-state trellis decoder to achieve improved performance in the presence of NTSC co-channel interference. In one embodiment, the ATV receiver comprises a tuner, a...
RE37070 High definition television receiver  
A HDTV receiver which is improved in its overall performance and is simplified in its configuration, by improving a symbol timing restoring circuit, includes a tuner for selecting a necessary...
6154780 Method and apparatus for transmission of a flexible and error resilient video bitstream  
A method and apparatus for transmitting a video bitstream over a communication medium is provided. The video bitstream is carried as payload data within packets of a transport protocol by...
6144409 Method for producing a restored binary shape signal based on an interpolation technique  
A method restores a binary shape signal which has been downsized through the use of a sub-sampling or a down-sampling technique. The downsized binary shape signal contains a plurality of reference...
6108041 High-definition television signal processing for transmitting and receiving a television signal in a manner compatible with the present system  
Video sources from a progressively scanned camera are processed so as to simulate a video source derived from motion picture film. The simulated film source video creates a distinctive "pseudo-film...
6081297 MPEG-2 encoder pre-processor for processing SDTV video and HDTV split picture video  
A moving picture expert group 2(MPEG-2) encoder pre-processor for processing split picture video of standard definition (SDTV) and high definition television (HDTV). The MPEG-2 encoder...
5940863 Apparatus for de-rotating and de-interleaving data including plural memory devices and plural modulo memory address generators  
An apparatus for re-rotating and deinterleaving data includes (i) a first memory for storing D elements of rotated and interleaved data in D storage locations, (ii) a first addresser for addressing...
5923374 Method and apparatus for reduced-bandwidth transmission of television signals  
A system for reducing bandwidth of video signals. Ordinarily, an NTSC (National Television Standards Committee) video signal has (a) a bandwidth of 6.0 MHz, (b) chrominance and luminance carriers...
5909256 Telecommunication system for transmitting and receiving non-compressed high resolution analog signals  
A telecommunication system for wideband analog input video signals, data signals, facsimile signals, and the like which comprises a synchronous pixel analog modulator circuit for converting the...
5864557 Method and apparatus for opportunistically transferring data in a packet stream encoder  
A transport stream encoder comprises a plurality of component signal sources. One of the component signals sources is a source of an opportunistic data component signal carrying a block of data...
5856847 High definition television coder/decoder where synchronization is achieved via the addition of absolute time reference signals at the coder  
In the combination of a video signal coder and a video signal decoder, synchronization is achieved by the addition of absolute time reference signals at the coder. These time reference signals are...
5841819 Viterbi decoder for digital packet signals  
An adaptive trellis decoder seamlessly switches between multiple input signal formats. The trellis decoder employs a code sequence detection system, described in the context of an exemplary Viterbi...
5815646 Decompression processor for video applications  
A method and structure including four video decompression structures and eight memory banks are provided for decoding high definition television (HDTV) signal. In this HDTV decompression structure,...
5767797 High definition video decoding using multiple partition decoders  
A partition decoder system for high definition video decoding receives an HD picture divided into a selected number of sections, each section including identification data including a start code....
5668547 Runlength coding method and apparatus for use in a video signal encoding system  
A runlength coding apparatus for encoding an input data stream to provide a runlength coded signal comprises a first memory for temporarily storing the zeros and non-zero values included in the...
5666169 Parallel processor apparatus having means for processing signals of different lengths  
To provide a parallel processor apparatus which can perform processing with a good efficiency on signals comprised of data of different lengths. A parallel processor configured by a serial...
5621464 Method of reordering a decoded video picture sequence  
This invention details a new method of performing frame reordering for decoded digital video picture. By making use of the information on the incoming picture type and the location of the stored...
5621463 Easily expandable transport stream encoder  
A transport stream encoder is disclosed which comprises a plurality of FIFO buffers coupled to sources of component signals. Each of the FIFO buffers has a data output terminal for producing...
5508733 Method and apparatus for selectively receiving and storing a plurality of video signals  
Video receiving method and apparatus, are responsive to requests from a selector unit (240), for identifying channels (1 through n), in a transmitter system (204), containing video signals to be...
5475435 Layer encoding apparatus and layer decoding apparatus for input non-interlace video signal  
In an encoder, an input picture of a non-interlace structure is sampled by down sampling to form an interlace picture, and the interlace picture is encoded. The encoded data are decoded to form an...
5459585 Apparatus and method of storing image signals  
An apparatus for storing high definition image signals capable of processing high definition image signals and low definition image signals using the same apparatus. A storage medium is provided...
5440342 Logic system and method for controlling any one of different charge coupled device image sensors to provide video image signals in accordance with a television standard  
Apparatus and method for controlling a charge coupled device (CCD) image sensor provides in accordance with a television standard horizontal and vertical CCD control signals. The apparatus includes...
5430486 High resolution video image transmission and storage  
A new device and method allows simple transformation of a high resolution video image, still or full motion, into a number of segments, each of which can be converted to a standard NTSC or PAL...
5384598 System and method for frame differencing video compression and decompression with frame rate scalability  
A system and method of compressing original video data expressed in a plurality of digitally coded frames which enable decompression and playback of resulting compressed video data at one of a...
5353063 Method and apparatus for processing and/or displaying image data based on control data received with the image data  
In an image display method and apparatus for displaying image data, it is determined, based upon a control code contained in received image data, whether the image data is whole image data in one...
5335017 Method for encoding transmitting and receiving high definition television signals using single variable independent equations representing each pixel over time  
A high definition television system. Each pixel of the resulting television picture is represented by three equations which describe that pixel state over a predetermined time. Only coefficients of...
5243419 Soft coding for HDTV  
Blocks of HDTV picture information are selected for transmission at a plurality of channel rates of an HDTV transmitter. The size of each block of HDTV picture information is dependent on a target...
5231384 Apparatus for splitting video signal between two channels  
A video signal compression system provides compressed video data in groups of frames and divides the compressed video data between high and low priority channels according to a predetermined...
5144431 Television signal transmission system with temporal processing  
A hybrid television signal of less transmission power (or better signal to noise performance) is made up by removing low frequency analog components from the video signal, digitizing them and...
5128791 Multi-channel HDTV system  
A filter bank comprising first and second finite impulse response diamond-shaped filters with finite precision filter coefficients is used to convert a high definition progressive video sequence in...
4672424 Progressively scanned television system with reduced chrominance bandwidth  
A high definition television signal for use in a studio production facility is formed by scanning an image in progressive rather than interlaced fashion to form luminance and first and second...
4476484 Technique for providing compatibility between high-definition and conventional color television  
The present invention relates to a compatible high-definition television (CHDTV) color picture signal which is capable of conversion by simple and inexpensive means into either a HDTV composite...
3752911 HIGH RESOLUTION TELEVISION TRANSMISSION  
A high-resolution television picture is generated. Portions of the picture are then transmitted as low-resolution pictures. The low-resolution pictures are received and assembled to reform the...
3571494 TELEVISION BANDWIDTH REDUCTION  
This is a video tape recorder in which an encoder samples equally-spaced luminance information, at a rate of (n + 1/3) timers per horizontal video line, in a stable, recurring pattern that is...
3073896 Video interchange by digital band and scan conversions  
2939909 Television system  
Matches 1 - 45 out of 45