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| Number | Title | Issue Date |
| 6330033 | Pulse detector for ascertaining the processing delay of a signal A delay tracker for a signal processing system, which delay tracker utilizes a special code or pulse on the active portion of the tracked signal with the system including a pulse detector later in the system subsequently recognizing the special code or pu... | 12/11/2001 |
| 6310645 | Method and apparatus for measuring characteristics of a communication signal modulated with a composite video signal without synchronizing to the signal A method and apparatus for measuring a characteristic of a communication signal modulated with a composite video signal without the need for a synchronizing device. Samples are taken of an intermediate signal derived from the received communication signal... | 10/30/2001 |
| 6304287 | Image viewing device and operation unit for said image viewing device, accessories used with said image viewing device, a facility in which said device and accessories are used, and method of using said image viewing device In order to allow the user to see the surrounding area without obstructing the image so that he may use an operation unit or eat and drink while viewing the image while leaving an image viewing device mounted on the head, at least a part of the frame unit... | 10/16/2001 |
| 6295093 | 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, character information and control information are inputted, and a control code of 2 words and a character code of 2 words ... | 09/25/2001 |
| 6271891 | Video signal processing circuit providing optimum signal level for inverse gamma correction A video signal processing circuit in which nearly 100% of a largest possible dynamic range can be used, desired contrast is obtained, and desired brightness characteristics are obtained by an increasing in luminance of a screen. The circuit has an RGB amp... | 08/07/2001 |
| 6259477 | Joint spatial-temporal alignment of video sequences A joint spatial-temporal alignment of video sequences uses a subsampled version of a reference video sequence for correlation with a corresponding subsampled version of a test video sequence in an iterative manner. The subsampled reference video sequence ... | 07/10/2001 |
| 6252626 | Test and alignment system for electronic display devices Apparatus and methods for system and method for testing and aligning a CRT which can sequentially perform all of the tests needed to precisely align the CRT and provide real-time feedback for operator adjustments. The system can integrate each of the meas... | 06/26/2001 |
| 6226049 | NTSC rejection filter A receiver including an NTSC rejection filter for eliminating interference signals from a high definition signal. The ratio of the energy of an expected high definition signal to the energy of an NTSC signal is determined. An NTSC signal sequence is gener... | 05/01/2001 |
| 6222593 | Image projecting system In a system according to the invention, fine image data 2 created and output by a personal computer 1 is input to an image processing/dividing section 4. The image processing/dividing section 4 determines, on the basis of parameters stored in a projector ... | 04/24/2001 |
| 6219106 | Video signal capturing apparatus A video signal capturing apparatus has a converter unit that converts an input video signal into digital video data and a digital video data writing control unit that controls writing of the digital video data converted by the converter unit in a memory. ... | 04/17/2001 |
| 6219104 | Picture processing apparatus and processing method An interpolation interval Vdp obtained by the picture sizes of the original picture and the converted picture is cumulated by an adder. In the odd field, a selector selects [0.5] as an offset corresponding to an odd/even field determination sig... | 04/17/2001 |
| 6219109 | Remote control with direct TV operation The remote control is constructed and arranged for direct TV operation and includes; a keyboard having keys for selecting a television channel; structure and circuitry for coupling a data storage unit or signal source to said remote control; structure and... | 04/17/2001 |
| 6215527 | Video signal contour correcting circuit An contour correcting circuit for correcting the contour without deterioration of image quality of the video signal, comprising a first HPF for extracting the high frequency signal component of the video signal supplied from an input terminal Tin, a secon... | 04/10/2001 |
| 6215526 | Analog video tagging and encoding system An analog video tagging and encoding system is disclosed. The invention inserts an analog tag frame into the analog video stream such that the luminance (Y) values are made to approach zero, i.e., black, allowing a potential tag frame to be quickly identi... | 04/10/2001 |
| 6211925 | Video intermediate-frequency signal processing device capable of receiving FM broadcasts A video intermediate-frequency signal processing device capable of receiving FM broadcasts, includes a first FM detecting unit for demodulating an intermediate-frequency signal from a sound intermediate-frequency detecting unit using a phase-locked loop, ... | 04/03/2001 |
| 6211920 | Circuit for the treatment of synchronization signals A signal treatment circuit treats an input signal containing line sync pulses used for displaying data on a screen. The circuit contains a phase locked loop to control horizontal sweeping according to active edges of line sync pulses, and a filter circuit... | 04/03/2001 |
| 6211908 | Television apparatus with supplementary kinescope blanking and spot burn protection circuitry Supplementary grid blanking and spot burn protection are provided in a receiver/monitor (10) by a grid bias control circuit (50) including a blanking signal generator (60) that produces a blanking output signal (S1) devoid of any picture representative co... | 04/03/2001 |
| 6211919 | Transparent embedment of data in a video signal A method and apparatus for transparently embedding data into a video signal modulates a particular carrier frequency with a randomized pattern representing the data. The randomized pattern may be a combination of the data with the output from a pseudo-ran... | 04/03/2001 |
| 6208388 | Channel responsive television input signal interface circuit and method An automatic channel responsive television input source selection switch couples output signals from a selected one of a plurality of input television input source interface circuits to a television in accordance with a user channel selected with a user c... | 03/27/2001 |
| 6208383 | Soft scrolling method and apparatus of closed-caption words A soft scrolling method and apparatus of closed-caption words whereby caption information which is encoded in a horizontal line of each field of a television broadcasting signal which does not affect the broadcasting signal is displayed on a display scree... | 03/27/2001 |
| 6208376 | Communication system and method and storage medium for storing programs in communication system A communication system easy to be operated upon as to the display method of images generated by image generating units of a plurality of communication terminals and as to the control of each image generating unit. The communication system has a reception ... | 03/27/2001 |
| 6208386 | Method and apparatus for automatic electronic replacement of billboards in a video image Apparatus for automatic electronic replacement of a billboard in a video image including an automatic camera orientation measurement apparatus including motion measurement means operative to measure the Field of View (FOV) of the TV camera relative to a k... | 03/27/2001 |
| 6204882 | γ matching of a video processor by means of three measured currents Recent circuit concepts inject measurement lines, for cutoff and drive control of the cathode current, into each color channel during the vertical frame blanking period. Owing to the physically dependent exponential beam current characteristic profile as ... | 03/20/2001 |
| 6201583 | Image signal input apparatus In an image signal input apparatus that performs high-speed input processing of an image signal and, in particular, a brightness signal, a video signal is processed by a clamping circuit so as to achieve a constant reference level, and then input to an A/... | 03/13/2001 |
| 6201582 | Circuit for moire suppression A circuit for moire suppression detects the Nyquist frequency in an input video signal. Based on detected alternating structures indicative of the Nyquist frequency, the circuit fades between outputting the input video signal and a low-pass filtered versi... | 03/13/2001 |
| 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 comb filter, and a trellis decoder. The tuner is configur... | 03/13/2001 |
| 6195132 | Noise reduction signal processing circuit and display apparatus A noise reduction signal processing apparatus for reducing noises accurately, such as for use in a display apparatus for displaying a video signal, has a median filter (40) which receives the video signal, and which executes a filter processing on the inp... | 02/27/2001 |
| 6195134 | Horizontal electron-beam deflector, automatic frequency controller, and video signal receiver A horizontal electron-beam deflector capable of preventing circuits from being damaged due to disturbance such as electric discharge with a simple and small circuit configuration, wherein an AFC circuit inputs a control signal indicating a frequency from ... | 02/27/2001 |
| 6195128 | Video processing for storage or transmission A method of processing digital video information in real time involves reading-in digital data representing pixels of successive video frames, e.g., from a digitizer. The pixel frame data is initially stored and subjected to an idealization treatment to c... | 02/27/2001 |
| 6191806 | Demand-adaptive system and method for telephone requested cable programming A management system and method for use with on-demand cable programming, wherein a customer telephones a cable supplier and requests that a particular video program be played. The management system uses a plurality of video sources, wherein each of the vi... | 02/20/2001 |
| 6191822 | Method of and apparatus for separating audio and video data from a combined audio/video stream of data A separator circuit receives a stream of data including both audio and video components. The separator circuit separates the audio and video components for transmission to appropriate devices. In the preferred embodiment, the separator circuit is part of ... | 02/20/2001 |
| 6191812 | Method of providing background patterns for camera tracking An improved method of tracking a camera in dynamic chroma-keying of the type in which a foreground object is photographed against a multicolored chroma-key screen. The multicolor patterns are created by projection on a monochrome screen, for example by pr... | 02/20/2001 |
| 6188440 | Image processor A conversion unit having a bidirectional conversion function of converting analog video signals into digital image data and vice versa and a processing unit having a function of encoding image data and of decoding encoded data are provided. A data transmi... | 02/13/2001 |
| 6188449 | Semiwide-screen television receiver A semiwide-screen television receiver which can provide a horizontally extended picture on a screen. The receiver receives and displays on a cathode ray tube (CRT) an image signal having a 12:9 screen aspect ratio (AR), and includes a cathode ray tube hav... | 02/13/2001 |
| 6184943 | Portable computer system incorporating a rear projection display A portable computer system incorporating a rear projection display. The rear projection display is housed in a display enclosure that is movable between an open and closed position, and incorporates either a pliable or deformable projection surface or a p... | 02/06/2001 |
| 6184918 | Method and apparatus for monitoring viewing of broadcast data A method for monitoring viewing of broadcast data includes detecting a lead tag corresponding to a program in the broadcast data. The broadcast data is monitored for a tail tag corresponding to the program. Whether the program was viewed in its entirety i... | 02/06/2001 |
| 6181385 | Method for processing transitional regions in a picture signal A method is proposed for processing transitional regions in a picture signal. The picture signal comprises a sequence of digital pixel values. A number of adjacent pixel values, which contain a processing pixel value, are combined to form a processing blo... | 01/30/2001 |
| 6181383 | Method and apparatus for preserving synchronization of audio and video presentation when splicing transport streams A method and apparatus for preserving audio and video presentation synchronization during the splicing operation by selectively deleting, if necessary, an audio/video access unit to avoid overlapping of audio/video frames in the spliced output stream.... | 01/30/2001 |
| 6177963 | Video signal distribution system A video signal distribution system comprises an interface device and video signal input means for receiving TV signals on broadcast channels connected to the interface device. A plurality of video appliances and a plurality of TV sets may be connected to ... | 01/23/2001 |
| 6175391 | Digital TV receiver Digital TV receiver including an antenna, a tuner for synchronizing one of a plurality of digital TV signals received at the antenna, the digital TV signal having data streams, and each data stream having a plurality of symbols, a comparing unit for compa... | 01/16/2001 |
