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7558326 |
Method and apparatus for sending auxiliary data on a TMDS-like link
A communication system including a transmitter, a receiver, and a TMDS-like link, in which video data and auxiliary data (typically including timing data associated with other auxiliary data) are...
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7502546 |
Method and apparatus for digitally recording and synchronously retrieving a plurality of video signals
A method and apparatus for connecting a plurality of digital video recorders to a plurality of video transmitters via first transmission lines and for connecting the plurality of digital video...
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7391471 |
Apparatus and method for merging vertical blanking intervals
This invention teaches an apparatus and method for merging information transmitted in vertical blanking interval (VBIs) of several services into a single VBI. The system includes a pair of memories...
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7337462 |
System and method for providing timing data for programming events
A video production facility system may produce closed caption data that includes text data and timing data. The system may receive script data for a video program. The system may then determine...
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7257163 |
Method and system for reducing inter-symbol interference effects in transmission over a serial link with mapping of each word in a cluster of received words to a single transmitted word
A system in which encoded data (e.g., encoded video and auxiliary data) are transmitted over a serial link. Other aspects of the invention are transmitters for use in encoding data for transmission...
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7256837 |
Baseband video transmission system
In a baseband video transmission system for transmission of a video signal at a baseband based on the DVI standard, a transmitting device multiplexes a data signal representing data other than...
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7230650 |
Data transmission method, data receiving method, video data transmission apparatus and video data receiving apparatus
The present invention is relative to a video signal transmitting/receiving system in which digital video signals are transmitted from a transmitter ( 30 ) to a receiver ( 50 ) using a line ( 9 ) as...
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7150028 |
Method and system for downloading, storing and displaying coupon data using the horizontal overscan portion of a video signal
A method and system for decoding and storing encoded coupon data delivered via the horizontal overscan area of a video signal. An electronic coupon displays representations of coupons defined by...
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7142731 |
Image processing system
An image processing system whose circuit size is small, and whose dissipation power is small is provided. The image processing system executes digital image processing of an interval of active...
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7071991 |
Image decoding apparatus, semiconductor device, and image decoding method
The present invention provides an image decoding apparatus, a semiconductor device, and a image decoding method, capable of outputting images simultaneously using different formats. In the image...
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6965728 |
Digital recording apparatus
A digital recording apparatus includes a compression device that performs, every time a signal corresponding to one field is inputted, compression processing using a compression rate stored in...
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6914637 |
Method and system for video and auxiliary data transmission over a serial link
A communication system including a transmitter, a receiver, and a serial link, in which encoded data (e.g., video, audio, and optionally also other auxiliary data) are transmitted from the...
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6907536 |
Integrated circuit for image pickup device
A design for reducing the power dissipation in an integrated circuit for an image pickup device. Placing a circuit block ( 2 ), such as for generating a driving signal to an image pickup apparatus,...
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6879347 |
Method and apparatus for communicating state information using vertical blanking interval
An information handling system controls a signal processing device by providing a control signal to the signal processing device. The control signal may be transmitted to the signal processing...
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6819305 |
Method and apparatus for detection of a video display device
An apparatus and method for detecting the presence of a display device at the output of a video driver utilizes a terminating resistance connected between the output of the video driver and a...
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6775842 |
Method and arrangement for transmitting and receiving encoded images
TeleWeb services are currently being developed, in which HTML-encoded images are transmitted in the vertical blanking interval of a conventional analog television signal. For special applications,...
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6704058 |
System and method of adaptive timing estimation for horizontal overscan data
The adaptive timing module is configured for recovering data encoded in a field of a video signal, and further configured for counteracting horizontal phase or picture shift. An adaptive timing...
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6694518 |
Method and apparatus for carrying data across high definition analog component video interfaces
A method, apparatus, article of manufacture for generating a video signal having an auxiliary data payload complying with a data payload protocol selectable from at least two available data payload...
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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...
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6600515 |
Pulsed leakage tagging signal
A method of transmitting a leakage tagging signal includes inserting a tagging signal into a CATV television signal only during portions of the television signal in which control information is...
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6556247 |
Method and system for decoding data in the horizontal overscan portion of a video signal
The present invention relate to method and apparatus for processing a video signal to decode data previously encoded into the video signal. One aspect of the invention relates to a method for...
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6525778 |
Image display unit for displaying undistorted images having different aspect ratios
A display unit for displaying an image on a screen having aspect ratio different from a video signal without distorting the image utilizing an effective screen up to the maximum. In which the whole...
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6525775 |
Method for updating software in a digital television receiver using recorded data
A television receiver which is coupled to a digital VCR to receive an ATSC-encoded multi-program stream containing video, audio and data programs. The receiver recognizes one of the data programs...
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6493361 |
Data transmission and receiving system for multiplexing data with video data
A data transmission apparatus and a camera system for multiplexing serial data into horizontal blanking portions of video data for transmission between a CHU ( 1 ) and a CCU ( 2 ). On the...
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6437830 |
System and data format for communicating data between a video decoder and a peripheral device
A communication data format conveys digital ancillary data in a vertical blanking interval of a video signal. The format employs a reference symbol including a plurality of digital pulses for...
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6437829 |
Alignment of cathode ray tube displays using a video graphics controller
Dynamic adjustment techniques for aligning video images in cathode ray tube (CRT) devices are disclosed. A host computer stores correction factor data and video image data in video graphics...
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6400767 |
Communication of HBI data in digital television data streams
A method and apparatus are provided for communicating HBI user information in digital television data streams via a generic syntax. The syntax allows the digital transport of virtually any type of...
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6366325 |
Single port video capture circuit and method
A system and method employs a single port digital video and/or audio capture circuit that is responsive to digitized uncompressed digital video and/or audio data and vertical blanking interval...
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6292216 |
Control signal generating circuit
A display apparatus in which a marker signal created by combining primary color signals of predetermined levels in an arbitrary pattern and designating a specified area of a screen is detected, the...
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6266096 |
Digital encoding method and apparatus for replacing part of the data signal with synthetically generated amplitude values
For a method of encoding digital data of arbitrary data rates of at least one data signal for jointly transmitting the encoded data with a digital picture signal, as well as a data encoder for such...
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6266095 |
Apparatus and method for controlling scaler memory of video signal processing system
A video signal processing system including a scaler and a VBI decoder is provided. The video signal processing system includes a control signal generator for generating a mode select signal for...
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6256072 |
Closed-caption broadcasting and receiving method and apparatus thereof suitable for syllable characters
A closed-caption broadcasting and receiving method and apparatus. According to the closed-caption broadcasting method and apparatus, additional information is inputted and the input of word...
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6230270 |
Integrated circuit identification system
An improved integrated circuit including decryption functions employs a method for determining if its environment has been modified, by providing a first VCXO as part of the integrated circuit,...
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6226042 |
Color encoder
A color encoder is incorporated in an apparatus for reproducing a signal recorded on a disk for a video-CD, CD-G, or similar system. The color encoder serves as an interface between such an...
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6111613 |
Receiver for television multiplex broadcasting
A receiver which receives two-channel multiplex broadcasting by using television sub audio. Two-channel data and/or facsimile data which are multiplexed on the broadcasting sub audio band of the...
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6084639 |
Image processing apparatus
There is provided an image processing apparatus which comprises an inputting part for inputting an image signal, an attenuating part for attenuating a predetermined frequency portion of the image...
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6055020 |
Method and device for transmitting additional data in television channels
Therefore, the object of the invention is to utilize the unused channel capacity of the television channel even more optimally for additional signals. Both on the transmitting, as well as the...
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6040870 |
Method and apparatus for nesting secondary signals within a television signal
A method and apparatus is disclosed for encoding secondary signals, such as audio signals, within a television signal in a manner such that the signal may be either recorded on a video cassette or...
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5920572 |
Transport stream decoder/demultiplexer for hierarchically organized audio-video streams
A transport stream decoder/demultiplexer is provided which includes a program clock recovery circuit for recovering a program clock from program clock reference (PCR) values contained in selected...
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5892552 |
Time code generator
A time code generator is provided and contains a detector, a serial-to-parallel (S/P) converter, a selector, a latch, a line window signal generator, a clock generator, and an interface. The...
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5798798 |
Simultaneously acquiring video images and analog signals
A system provides for simultaneous collection, storage and analysis of an analog signal and video signal. Multiplexes of up to 240 low bandwidth analog channels with a camera video signal is...
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5796441 |
Video coding and decoding system with teletext capability
A video coding apparatus receives a video signal containing moving-picture information, together with other information present in certain horizontal scanning lines in the vertical blanking...
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5796440 |
Baseband video/audio/data transceiver
The BASEBAND VIDEO/AUDIO/DATA TRANSCEIVER invention simultaneously transmits and receives baseband video signals, audio signals, and associated digital data and control signals within a single...
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5734835 |
Inexpensive world wide web terminal appliance using disk synchronized with raster refresh for storage of displayed pages
A World Wide Web terminal appliance utilizes a disk drive for local storage of Web pages previously downloaded and rendered for display during the course of a Web surfing session. The disk drive...
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5675388 |
Apparatus and method for transmitting audio signals as part of a television video signal
The apparatus and method is shown for transmitting one or more audio frequency signals on a television video signal including an encoder comprised of a pulse modulator responsive to the audio...
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5659368 |
Auxiliary video information system including extended data services
A system for processing auxiliary video signals provides for decoding an extended data services signal in line 21 of field 2. Extended data services provide a general purpose video system...
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5651065 |
Insertion of supplemental burst into video signals to thwart piracy and/or carry data
A video signal is modified to include a supplemental burst signal on at least some of the scan lines for each frame. The supplemental burst signals are used to prevent a pirate decoder from...
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5631707 |
Automatic identification and memorization device of television stations
A device for identifying and memorizing television stations which respectively transmit television signals is provided. The device includes a receiver for selectively receiving the television...
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5610840 |
Signal processing device
A signal processing device has a memory in which a digital image signal is stored, and a data bus including a plurality of signal liens is connected to the memory. A pull-up resistance is connected...
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5561469 |
Auxiliary video data slicer with multi-mode peak detection for determining sync and data slicing levels
An auxiliary video data slicer for extracting auxiliary video information from a video signal includes a peak detector. The peak detector determines a peak amplitude of horizontal sync pulses that...
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