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| Number | Title | Issue Date |
| 7471880 | DVD-ROM controller and MPEG decoder with shared memory controller An electronic circuit has a DVD-ROM controller, an MPEG decoder and a single memory controller. The DVD-ROM controller controls a Disk drive loader to obtain encoded data from a removable media, such as a DVD disk or a VCD disk. The DVD-ROM controller also performs ... | 12/30/2008 |
| 7437053 | Digital video recorder, method of driving the video recorder and program A digital video recorder writes data on a selected one of a first storage medium and a second storage medium. The recorder includes an abnormal state detector for detecting any abnormal event that possibly occurs while the recorder is writing the data on the first s... | 10/14/2008 |
| 7433582 | Personal video recording with machine learning for messaging Machine learning for control of a personal video recorder (“PVR”), including providing records of transmissions of messages; identifying a message point in operation of a PVR; selecting, in dependence upon the message point, a message to be transmitted; and dete... | 10/07/2008 |
| 7424077 | Jitter sensitive maximum-sequence detection A channel detector has an anchor points inserter, a desired signal calculator, a distance calculator and a data detector. The anchor points inserter is adapted to choose values of expected transition locations for transition shifts within a received signal and to in... | 09/09/2008 |
| 7418190 | Accelerated access to frames from a compressed digital video stream without keyframes A digital video recorder stores digital video streams having sequences of encoded frames that are predominantly non-keyframes. The digital video recorder synthesizes keyframes for the digital video stream by decoding the frames in sequence and occasionally capturing... | 08/26/2008 |
| 7369675 | Data processing apparatus and method A system for watermarking and distributing material includes a data processing apparatus, which operates as a watermark encoder. The data processing apparatus is operable to process an original material item to form a reduced-bandwidth-version of the material item, ... | 05/06/2008 |
| 7362957 | Reproducing apparatus A reproducing apparatus, in which a reproduced information signal is equalized by an equalizer, includes a detecting circuit for detecting a digital signal from the reproduced information signal, and a controller for controlling an equalizing characteristic of the e... | 04/22/2008 |
| 7360078 | Communication methods and apparatus A method of authenticating communication between a receiver/decoder and a remote server is disclosed. The method involves using an identifier of the receiver/decoder to authenticate the communication, the identifier being based on a smartcard number. Also disclosed ... | 04/15/2008 |
| 7342522 | Digital audio player and playing method thereof The present invention is directed to an apparatus and method for digital-mixing two sound sources, and performing both audio-outputting and encoding-storing of the digital-mixed sound sources. The digital audio player of the present invention includes: an analog-to-... | 03/11/2008 |
| 7340764 | Data transmission system A transmission control unit (12) of a transmitting station (10) specifies usable plural transmission paths (20). A data supply unit (11) transfers movie contents file encoded by MPEG 4 to plural divisional distribution encoders (13... | 03/04/2008 |
| 7339954 | Multiplexing digital broadcast method that can establish a technique which can perfectly obtain a multiplexing digital broadcast data A multiplexing digital broadcast system includes a receiving terminal; and a broadcasting station. The receiving terminal includes: a receiving side recording device demodulating a specification digital data selectively specified from a multiplexing digital data tra... | 03/04/2008 |
| 7319752 | Information recording device, information playback device, information recording method, information playback method, and information recording medium and program providing medium used therewith An information recording/playback device stores beforehand, on a recording medium, secret information in which a writing/reading method thereof cannot be analyzed and which can be read only by a special reading method. The secret information is applied to a key for ... | 01/15/2008 |
| 7313115 | TFO-capable communication apparatus Apparatus communicating with a mobile and a remote base station. The mobile is assumed to have a coding unit capable of operating in at least one mode selected from a set, each mode in the set being associated with a coding requirement. The set is characterized in t... | 12/25/2007 |
| 7302160 | Audio/video recorder with automatic commercial advancement prevention A method for automatically advancing an audio/video signal past undesirable material comprising the steps of (A) detecting possible triggering events during encoding of said audio/video signal, (B) generating one or more scores of various levels in response to said ... | 11/27/2007 |
| 7274862 | Information processing apparatus Audio data is prevented from not synchronizing with video data when splicing. A first GOP of a video stream of a second program is spliced to a last GOP of a video stream of a first program. A first GOP of an audio stream of the second program is spliced to a last G... | 09/25/2007 |
| 7273980 | Position and velocity transducer using a phonograph disc and turntable A system and method for capturing turntable expressions using generated high-powered and low-powered signals to transduce the absolute position and velocity information of forward and reverse movements of a turntable stylus. ... | 09/25/2007 |
| 7272098 | Data recording apparatus and associated methodology of affecting a digital sum variance A recording method includes the steps of generating recording data in such a manner that, when m-bit data is converted into a data symbol of n bits (m | 09/18/2007 |
| 7272296 | Navigating to a particular program or specific time increment in a personal video recorder A method and a system for accessing recorded video programming, which can be displayed while the programming is being recorded to a storage medium (148). Program information can be automatically stored in a memory location. The program information can be dete... | 09/18/2007 |
| 7248779 | Methods, systems and data structures for timecoding media samples Timecoding systems, methods and data structures are described which, in some embodiments, permit a true time to be ascertained from media samples whose timecodes contain an amount of drift which can arise from having non-integer frame rates. Inventive methods incorp... | 07/24/2007 |
| 7245664 | Transmission control method of coded video signals and transmission system A system for transmitting coded digital video signals in a packet form through a signal line and a method of controlling the system. A transmission portion converts the digital video signals to a signal stream as a sequence of a plurality of packets each containing ... | 07/17/2007 |
| 7224892 | Moving image recording apparatus and method, moving image reproducing apparatus, moving image recording and reproducing method, and programs and storage media A moving image recording apparatus is provided, which allows a user to enjoy reproducing a moving image by easily finding a corresponding desired scene from moving images. A moving image is recorded together with attribute information therefor. Division points at wh... | 05/29/2007 |
| 7218837 | Program-signal recording and reproducing apparatus A program signal is recorded on a recording medium. The program signal is reproduced from the recording medium. First time information is generated in accordance with lapse of time. Second time information is generated from the reproduced program signal. The second ... | 05/15/2007 |
| 7218635 | Apparatus and method for indexing MPEG video data to perform special mode playback in a digital video recorder and indexed signal associated therewith There is disclosed an apparatus for implementing special mode playback operations in a digital video recorder. The apparatus comprises an Intra frame indexing device capable of receiving an incoming MPEG video stream and identifying therein data packets associated w... | 05/15/2007 |
| 7187845 | Methods, systems and data structures for timecoding media samples Timecoding systems, methods and data structures are described which, in some embodiments, permit a true time to be ascertained from media samples whose timecodes contain an amount of drift which can arise from having non-integer frame rates. Inventive methods incorp... | 03/06/2007 |
| 7188295 | Method and apparatus for embedding an additional layer of error correction into an error correcting code A method of embedding an additional layer of error correction into an error correcting code, where information is encoded into code words that are arranged in columns of a code block. The method includes reducing the length of each row of the code block by adding ro... | 03/06/2007 |
| 7181124 | Methods, systems and data structures for timecoding media samples Timecoding systems, methods and data structures are described which, in some embodiments, permit a true time to be ascertained from media samples whose timecodes contain an amount of drift which can arise from having non-integer frame rates. Inventive methods incorp... | 02/20/2007 |
| 7171107 | Timecoding media samples Timecoding embodiments are described which, in some embodiments, permit a true time to be ascertained from media samples whose timecodes contain an amount of drift which can arise from having non-integer frame rates. ... | 01/30/2007 |
| 7167633 | Methods, systems and data structures for timecoding media samples Timecoding systems, methods and data structures are described which, in some embodiments, permit a true time to be ascertained from media samples whose timecodes contain an amount of drift which can arise from having non-integer frame rates. Inventive methods incorp... | 01/23/2007 |
| 7167639 | Digital video recorder using circular file management and method of operation There is disclosed a digital video recorder that uses a circular file management system to efficiently manage time-shifted viewing a live video broadcast television program. There is provided for use in the digital video recorder, an apparatus for performing time-sh... | 01/23/2007 |
| 7149757 | Information processing apparatus, method of controlling information processing apparatus, control program for information processing apparatus and recording medium having control program recorded thereon for information processing apparatus An information processing apparatus, a method of controlling the information processing apparatus, a control program for the information processing apparatus and a recording medium having the control program recorded thereon for the information processing apparatus,... | 12/12/2006 |
| 7142775 | Methods, systems and data structures for timecoding media samples Timecoding systems, methods and data structures are described which, in some embodiments, permit a true time to be ascertained from media samples whose timecodes contain an amount of drift which can arise from having non-integer frame rates. Inventive methods incorp... | 11/28/2006 |
| 7136578 | Apparatus and method for recording and reproducing data, and AV server A data recording and reproducing apparatus (11) which generates a plurality of divided data through dividing input data D1 using a distributor (22) if recording data, while generating redundancy-code data P1 and P2 using Read-S... | 11/14/2006 |
| 7133594 | Digital recording apparatus that secures a certain number of video frames in a VOB constituting with another VOB a portion of encode stream that should be reproduced seamlessly A digital recording apparatus that obtains a digital stream including a plurality of frames, while recording the digital stream on a digital recording medium. This apparatus obtains, during recording, an instruction for a procedure in which a recording area is chang... | 11/07/2006 |
| 7120855 | Survivor path memory circuit and Viterbi decoder with the same A survivor path memory circuit and a Viterbi decoder with the circuit for saving the memory amounts. The Viterbi decoder includes a branch metric generator, an ACS (Add-Compare-Select) unit, a survivor path memory circuit and a decoding unit. The survivor path memor... | 10/10/2006 |
| 7116890 | Image recording and reproducing apparatus and image recording and reproducing method An image recording and reproducing apparatus and an image recording and reproducing method in which, in an AV server using a so-called G-Shuttle system, the processing required in the high-speed playback mode can be simplified. A corresponding relationship between i... | 10/03/2006 |
| 7073000 | Communication system and communication control apparatus and method An initiator has logical devices (A, B, C). A target to obtain services from the initiator designates the ID of provided services and the directory ID indicating a directory where the information concerning a logical device is stored, and further the target issues a... | 07/04/2006 |
| 7068581 | Optical recording apparatus for recording addresses and having a non-consecutive part in which addresses may or may not be set A recordable optical information recording medium having an address t for each sector, comprises: an area A1 starting from an address t1 to which access is made only when a recording apparatus performs recording operation; an area A2 starting fr... | 06/27/2006 |
| 7042665 | Apparatus and method for reproducing recorded signal In an apparatus for reproducing a recorded signal and the like of this invention, two reproducing heads are provided for a single track with their set positions being deviated in the track width direction. A signal selecting unit discriminates a reproducing head who... | 05/09/2006 |
| 7031088 | Apparatus and method for detecting an abnormality in a recorded signal An apparatus for detecting an abnormality of a recorded signal of a recorder/player includes a plurality of recording/reproducing heads for recording/reproducing a signal onto/from a medium, and a determining portion for determining an abnormality of the recorded si... | 04/18/2006 |
| 7023489 | Method and device for detecting the parity of successive fields of an interlaced video signal Successive values of a horizontal phase of a video signal are determined a predetermined integer number of video lines after the successive occurrences of vertical synchronization pulses. The successive values of a parity bit are updated according to the successive ... | 04/04/2006 |
