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| Number | Title | Issue Date |
| 8115871 | Video top-of-frame signal generator for multiple video formats A signal generator for use in producing a video top-of-frame signal based upon an input video signal with an input video frame including one or more input video fields and having an input video frame rate for an output video signal with an output video frame having ... | 02/14/2012 |
| 8102470 | Video synchronization system In one embodiment, a method for synchronizing a plurality of video signals received from one or more video sources is provided. The method includes providing one or more video sources and providing a codec including an internal reference oscillator. The method also ... | 01/24/2012 |
| 7983525 | Recording apparatus and method and program A recording apparatus includes a synchronization-signal generator configured to generate a predetermined synchronization signal on the basis of a reference synchronization signal; a resolution converter configured to convert a second signal into a third signal when ... | 07/19/2011 |
| 7852408 | Fractional phase-locked loop for generating high-definition and standard-definition reference clocks A programmable fractional phase-locked loop for generating a 148.50000 MHz high-definition television reference clock and a 148.35164 MHz high-definition reference clock from a 27 MHz crystal is disclosed. To generate the 148.50000 MHz reference clock, the fractiona... | 12/14/2010 |
| 7834933 | Vertical sync signal generator When a vertical sync pulse detection circuit mistakenly detects a vertical sync pulse in an inputted video signal, a sync stability detection circuit detects whether a detection signal of the vertical sync pulse detection circuit and a timing signal generated from a... | 11/16/2010 |
| 7782397 | Alternative video sync director A video synchronization signal generating circuit includes a sample and hold circuit, a voltage divider and an amplifier. The voltage divider produces an adaptive voltage level based at least in part on an output of the sample and hold circuit. The amplifier, which ... | 08/24/2010 |
| 7714935 | Data structure for waveform synthesis data and method and apparatus for synthesizing waveform A highly integrated data structure for synthesizing a waveform is provided for facilitating integrated handling of the data. The data structure for waveform synthesis data or use in generation of a target waveform comprises, at a macro level, a macro waveform value ... | 05/11/2010 |
| 7710500 | Video processing apparatus and methods using selectively modified sync positions Sync positions are detected from a video signal. The detected sync positions are processed (e.g., averaged) to generate modified sync positions. The detected sync positions and the modified sync positions are selectively used to sample and synchronize a color signal... | 05/04/2010 |
| 7633551 | Compressed timing indicators for media samples A first frame of data is encoded and a first timestamp associated with the first frame of data is generated. The first timestamp includes complete timing information. The first frame of data and the associated first timestamp is transmitted to a destination. A secon... | 12/15/2009 |
| 7522216 | Video synchronization signal detection circuit A video synchronization signal detector for detecting occurrences of single and double frequency synchronization signal pulses present during a vertical synchronization interval. ... | 04/21/2009 |
| 7480009 | Synchronization signal detection in a digital television receiver A digital television (DTV) receiver is provided, comprising: a demodulator that demodulates television signals and outputs equalizer training signals in the form of real (I) and imaginary (Q) data; a sync signal detector, and a phase compensator that offsets the pha... | 01/20/2009 |
| 7471338 | Synchronous image signal data generator In order to reduce the circuit scale and the manufacturing cost by decreasing the amount of data to be stored, a synchronizing signal data generating circuit outputs, at each timing, relative synchronizing signal data showing the ratio of a synchronizing signal leve... | 12/30/2008 |
| 7443450 | Sync processor of flat panel display for determining signal safety on the basis of HSYNC/VSYNC signal generated according to data enable signal In a sync processor for determining safety of signals on the basis of a horizontal/vertical sync signal generated according to a data enable signal, the sync processor includes a digital horizontal/vertical signal generator, a selector, a digital horizontal/vertical... | 10/28/2008 |
| 7417687 | Video synchronization signal removal circuitry A video synchronization signal removal circuit in which a synchronization signal component of an incoming video signal is detected whereupon a reference signal corresponding to a black video level is substituted substantially during the synchronization signal interv... | 08/26/2008 |
| 7411604 | Synchronization of a stereoscopic camera A method for synchronizing the recordings of two video cameras which are operated in parallel for the three-dimensional representation of an image sequence includes fading a light signal into the image area of the two cameras and simultaneously recording the light s... | 08/12/2008 |
| 7403547 | Method and system for synchronizing separated edge QAM devices located remotely from a CMTS The clocks of one or more edgeQAM devices are synchronized with a master clock at the remotely located CMTS. A master clock signal may be transmitted via a dedicated gigabit Ethernet link. Alternatively, master clock information contained in a time synchronization m... | 07/22/2008 |
| RE40411 | Synchronizing signal separating apparatus and method This invention is a method and apparatus for identifying and separating the synchronizing signal component of video like signals by identifying or detecting the arrangement or sequence of the known occurances of events or patterns of the sync. The invention also pro... | 07/01/2008 |
| RE40412 | Synchronizing signal separating apparatus and method The present invention provides a synchronizing signal separation. In accordance with the present invention, a sync pulse processing circuitry slices a video signal and senses the peaks of the synchronizing pulse. A reference generating circuitry divides the output f... | 07/01/2008 |
| 7376151 | Recording and producing an MPEG information signal on/from a record carrier A method of transmitting timing critical data via an asynchronous channel without changing any datum to be transmitted. The timing critical data can be an MPEG transport stream. The asynchronous channel can be a computer or telephone network, a digital storage media... | 05/20/2008 |
| 7359007 | System for format conversion using clock adjuster and method of the same A system and same method are provided for producing video signal timing to a display apparatus that has different input/output image/video format. In addition to an image scaler, the system comprises a clock adjuster including a first and a second clock generator. T... | 04/15/2008 |
| 7349032 | Circuit to resize and enlarge an image signal and resizing and enlargement method for an image signal The invention provides an image processing circuit having a capability of performing a reduction (resizing) process and an enlargement process on horizontal-scanning-line data inputted in synchronization with an input horizontal synchronization signal, and subsequen... | 03/25/2008 |
| 7346107 | VSB transmission system for processing supplemental transmission data A VSB communication system or transmitter for processing supplemental data packets with MPEG-II data packets includes a VSB supplemental data processor and a VSB transmission system. The VSB supplemental data processor includes a Reed-Solomon coder for coding the su... | 03/18/2008 |
| 7342561 | Driving method and drive control circuit of liquid crystal display device, and liquid crystal display device including the same A drive control circuit supplies a gate voltage so that display quality is not degraded even in a case where a vertical scanning frequency or a horizontal scanning frequency is changed. The circuit includes a timing controller for detecting a change of a horizontal ... | 03/11/2008 |
| 7336310 | Processing apparatus A processing apparatus having a drive pulse generator circuit for generating a drive pulse to be supplied to an image pickup element, and a wave form data supply circuit for supplying wave form setting data for generating the drive pulse to the drive pulse generator... | 02/26/2008 |
| 7330179 | Display device and driving method thereof Regarding the time gradation method as the digital gradation expression method, it is an object of the invention to provide a display device which prevents a reduction of frame frequency and implements a low-power-consumption SRAM. The invention overcomes the aforem... | 02/12/2008 |
| 7327399 | Method and a circuit for deriving a synchronisation signal from a video signal A method for deriving a synchronisation signal (35) from a video signal comprises tracking the blanking level (107) of the video signal with first and second slice level signals (26, 27) and tracking the sync tip level (110) of the horizo... | 02/05/2008 |
| 7298916 | Image signal processing apparatus and method When performing A/D conversion on image signals, when reducing noise that is caused by jitter by adjusting the phase of the sampling clocks, even if the input waveform has considerable waveform distortion such as a triangular wave, it is possible to reliably reduce ... | 11/20/2007 |
| 7295248 | External synchronous signal generating circuit and phase difference measuring circuit An external synchronous signal circuit comprises: means for measuring a phase difference between the external frame synchronous signal (FRM_SYNC) and the frame synchronous signal (FRM) of the digital video signal; means for generating a signal (EXT_H) having the sam... | 11/13/2007 |
| 7277133 | Adjusting pixel clock A pixel clock frequency is adjusted in response to periodically monitoring the relative positions between a video signal to be displayed and a video signal captured. Image shear of the display signal may be avoided quickly. Adjustments are made to the color burst si... | 10/02/2007 |
| 7268825 | Digital synchronizing generator A sync generator (genlock) (10) for frequency and phase locking an incoming video signal to a system clock (12) includes a digitizer (16, 22) for digitizing the incoming video signal to yield a digitized color sub-carrier burst component. A nume... | 09/11/2007 |
| 7253844 | Method and arrangement for synchronising on-screen display functions during analog signal reception A method and an arrangement are disclosed for synchronizing on-screen display functions during analog signal reception in a terminal arrangement that is capable of receiving both digital and analog video signals. There are provided means (312, 313) for genera... | 08/07/2007 |
| 7250980 | Automatic detection of sync polarity in video timing and generation of blanking period indicator from sync information The present invention relates to a system and method for generating a blanking period indicator signal from sync information in video timing. The invention comprises an auto polarity detect processor adapted to automatically detect the polarity of at least one sync ... | 07/31/2007 |
| 7239355 | Method of frame synchronization when scaling video and video scaling apparatus thereof A video scaling apparatus includes a receiver for receiving incoming video signals having transmitted therein a plurality of incoming frames, each incoming frame having a first plurality of synchronization signals for indicating lines in the incoming frame; a scaler... | 07/03/2007 |
| 7218356 | System and method for inductive line synchronization A synchronization signal generating apparatus and method in which an input circuit is inductively coupled to an alternating current signal line. The input circuit generates a rectified signal. A switch has a switch input and a switch output in which the switch input... | 05/15/2007 |
| 7215379 | Alternative video sync detector A circuit for generating video synchronization timing signals includes a negative peak detector (FIG. 5) for following variations of a composite video signal (FIG. 1), rather than clamping the most negative voltage of the composite video signal. The ne... | 05/08/2007 |
| 7212193 | Method and circuit for driving display, and portable electronic device A method for driving a display is provided which is capable of reducing current consumption. In the method above, a scanning frequency in a self-emissive display is changed based on a display content to be displayed in the self-emissive display. ... | 05/01/2007 |
| 7206025 | Device and method for converting format in digital TV receiver Device and method for converting a format of a video signal in a digital TV receiver is provided. Format conversion can be carried out at one chip of a format converting device, inclusive of conversion of resolution, frame rate, scanning method, aspect ratio, color ... | 04/17/2007 |
| 7199834 | Vertical synchronizing signal generation apparatus and video signal processing apparatus The vertical sync signal generator includes: a vertical sync signal separation circuit for separating a vertical sync signal of an input luminance signal and outputting the separated signal as a first vertical sync signal; an automatic frequency control circuit for ... | 04/03/2007 |
| 7190407 | System, method and apparatus for sandcastle signal generation in a television signal processing device A system, method and apparatus are provided for generating 98 a sandcastle signal in a television signal receiver 90, and utilizing the sandcastle signal during television signal processing. In one form, the sandcastle signal is generated by subtractin... | 03/13/2007 |
| 7180550 | Video reproducing apparatus and method and apparatus and method for adjusting horizontal synchronous signal A video signal reproducing apparatus and method for adjusting a change in a horizontal synchronous signal. The video signal reproducing apparatus transforms a format of an input video signal, generates horizontal and vertical synchronous signals, and displays the vi... | 02/20/2007 |
