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Class 386/33 - Compressing when recording or decompressing when reproducing


Subclass of Class 386 - Television signal processing for dynamic recording or reproducing
Definition: Subject matter wherein a parameter (bandwidth, data, time
No. of patents: 242
Last issue date: 10/21/2008


1              
NumberTitleIssue Date
7440679Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor
A recording medium for storing information for still pictures, and a recording and/or reproducing method and apparatus therefor. A writeable and rewriteable recording medium stores data for a plurality of still pictures and audio data added thereto in one file or a ...
10/21/2008
7418190Accelerated 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
7386219Video data recording apparatus and video data recording method
A time from covering to edit or broadcast is shortened and also management and handling of materials are made simpler. Encoder 1A compresses digital video signal DVS obtained by camera into encoded data DVA of low resolution. Encoder 1B compress...
06/10/2008
7386222Audio/video information recording/reproducing device and method therefor
An audio/video information recording/reproducing device capable of easily implementing a post-recording function on an optical disk by using even a low-cost disk drive having a comparatively low-speed seek time. When recording a video file, it is recorded on an opti...
06/10/2008
7383565Directing process for use in sending trick-mode video streams with a high performance
A high-performance directing process has use in sending a trick-mode video stream, of a particular video, from a video server to a viewer network. This directing process—1) receives a series of spaced apart requests from an external circuit with each request being...
06/03/2008
7376330Encoded data recording apparatus and mobile terminal
In a mobile terminal provided with an encoded data recording function, there is assumed a condition in which a picture frame transmitted from the terminal of a communication partner is reproduced by means of decoding processing and is displayed on a LCD (34) ...
05/20/2008
7369746Device for recording digital video and audio signals in designated areas of a recording medium in a predetermined track format
Data separating means extracts intra-frame or intra-field encoded blocks from an intra-frame or intra-field encoded, and inter-frame or inter-field encoded digital video signal, and a digital audio signal contained in an input bit stream. Error correction code appen...
05/06/2008
7366402Method and apparatus of recording a high definition digital television broadcast signal
The present invention relates to a method and apparatus of recording a directly-received digital television broadcast signal. This method demodulates a received high definition digital television broadcast signal, extracts transport stream belonging to a chosen chan...
04/29/2008
7363647Mapping process for use in sending trick-mode video streams with a high performance
A high-performance mapping process has use in sending a trick-mode video stream, of a particular video, from a video server to a viewer network. This mapping process generates a trick-mode control map which—1) identifies segments of the normal video stream that in...
04/22/2008
7362954Recording apparatus and method, recording medium, and program
When the head of a data pack that can be a start point of consecutive recording is included in an ECC (error correcting code) bank, data indicating this is set in an ECCTB (error correctly code two-B picture). When the head of a data pack that can be a start point o...
04/22/2008
7355936Disc recording medium, disc drive apparatus, and reproduction method
First data representing user data and third data use the same error correction codes. The first data has a first error correction block structure and the third data has a second error correction block structure. That is to say, the first data and the third data have...
04/08/2008
7349428Data alignment of the packetized elementary streams in the coded data buffer for dual decode
Presented herein is a scheme for processing multilayered packets. In one embodiment, an application engine aligns a lower level packet header with data objects in the multilayered packet. Additionally, the memory stores the objects of the multilayered packet, such t...
03/25/2008
7337460Combining process for use in sending trick-mode video streams with a high performance
A high-performance combining process has use in sending a trick-mode video stream, of a particular video, from a video server to a viewer network. This combining process—1) sends a series of spaced-apart requests to a computer, with each request being for combinin...
02/26/2008
7327933Variable-mode information signal reproduction apparatus with tracking control
A reproduction apparatus reproduces information signals recorded in a plurality of recording modes having different information sizes of an information signal to be recorded per unit time, discriminates the recording mode of the reproduced information signal, and co...
02/05/2008
7324163Sub-carrier detection (SCD) for motion threshold logic
An apparatus comprising a video decoder configured to receive a composite video signal modulated on a sub-carrier signal and having a luma component and a chroma component, the video decoder configured to perform a motion detection operation on the luma component an...
01/29/2008
7319808Input-output circuit, recording apparatus and reproduction apparatus for digital video signal
A video signal input-output circuit and a recording-reproduction apparatus in which a digitally compressed video signal input in packet form can be recorded and reproduced efficiently and in stable fashion. In this apparatus, a clock reference is detected from a pac...
01/15/2008
7317451Apparatus and method for displaying out-of-range mode
An apparatus and method for displaying an out-of-range mode which has a resolution higher than a mode supported by a monitor is provided. The method for displaying an out-of-range mode in monitor displaying includes the steps of (a) sensing received horizontal and v...
01/08/2008
7308188Audio reproducing apparatus
Even when both a digital audio signal and an analog audio signal are inputted, a type of inputted digital audio signal is identified, and an internal signal path is automatically switched based on the result of the identification operation and previously set content...
12/11/2007
7295768Recording and reproducing apparatus
In a recording and reproducing apparatus for recording and reproducing video data, includes: a shuffling memory (6); a writing means for writing video data into the shuffling memory in accordance with the synchronizing signal and a write reference clock signa...
11/13/2007
7292772Method and apparatus for decoding and recording medium for a coded video stream
A video decoder reproduces an MP@ML/MPEG-2 video bit stream at an arbitrary speed. When a slice decoder control circuit receives parameters, the slice decoder control circuit sequentially supplies parameters of a picture layer and a write pointer associated with a f...
11/06/2007
7283719Video capture device
An object is to provide a video recording/playing apparatus for facilitating recording/playing of motion pictures. The configuration is provided with, at least, a video input device for inputting analog motion pictures (video), a video capture device for digitizing ...
10/16/2007
7269564Method and apparatus to indicate an encoding status for digital content
A method of determining an encoding rate for digital content. According to the method, the a sample of the content data is encoded for a predetermined period of time. The encoding rate is calculated by knowing the size of the sample of content encoded and the length...
09/11/2007
7269341Adaptive digital video recorder and method of controlling the same
Provided is a digital video recorder for processing digital video data continuously input in frame units and storing the data on a video storing portion, which includes a wavelet conversion portion to classify digital video data of a present frame by frequency band,...
09/11/2007
7266291Method for processing audio/video data within an audio/video disk drive, and corresponding drive
A disk drive is equipped with an electronic chip that includes a main processor capable of decoding data compressed according to a first compression standard and an input/output interface, for example an external memory interface with a predetermined maximum data tr...
09/04/2007
7260582Information recording apparatus, method, information reproduction apparatus, and method
An information recording or reproduction apparatus and method in which a transport packet for padding is not inserted and a limited recording space is used effectively when performing data editing to delete a mid-stream of the moving picture file consisting of an MP...
08/21/2007
7248343Amplitude-weighted spatial coherent processing for LADAR system
A laser radar (LADAR) system is provided with amplitude-weighted spatial coherent processing. An amplitude-weighted sum of time domain signals arising from several detectors within a detector array is formed and used for range doppler processing. Weighting coefficie...
07/24/2007
7245816Method for designing envelope detecting circuit for video signal processing integrated circuit and integrated circuit using the same
In a method for designing an envelope detecting circuit for a video signal processing integrated circuit (IC), the number of peripheral components of the video signal processing IC is minimized by incorporating, into the video signal processing IC, a circuit device ...
07/17/2007
7242853Recording/reproducing system
In a recording/reproducing system RRS1, an I-picture detecting section 15 generates, from a transport stream DETS output from a descrambler 13, a control signal CS indicating a bit location of a TS packet including a part of an I picture for...
07/10/2007
7239793On-screen display insertion
A digital apparatus for reproducing a digital video representative signal stored on a recorded medium is connected to a receiving device including a decoder. The apparatus comprises a processing means for the digital video representative signal stored on the recorde...
07/03/2007
7231132Trick-mode processing for digital video
A method for processing digital video data intended for normal mode display to obtain corresponding digital video data for trick-mode display includes modifying the normal mode digital video data to achieve a substantially uniform delivery rate to a video client. Th...
06/12/2007
7224892Moving 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
7197237Method for transferring real-time files
The recording or reproduction of real-time files (RF) imposes certain requirements on the recording and reproduction means. A DVD-RAM drive, for example, can read and write contiguous sectors rapidly, but requires a relatively long time in the event of jumps to othe...
03/27/2007
7190840Transform coefficient compression using multiple scans
A transform coefficient block of a frequency domain representation of a digital image is processed by performing scans on at least three different regions of the block. ...
03/13/2007
7177476Method of decoding data encoded in a monochrome medium
A method for decoding data that has been encoded in a monochrome medium utilizing the capability of the medium for grayscale resolution. A document is processed to provide an image in electronic format, in which each pixel has an assigned data value with a given bit...
02/13/2007
7171055Parametric means for reducing aliasing artifacts
A method for reducing the visibility of sub-Nyquist aliasing artifacts in an image, where the image is produced in a scene-to-output imaging system that is represented by a modulation transfer function, includes the steps of: (a) providing a source image signal as a...
01/30/2007
7167259System and method for merging line work objects using tokenization and selective compression
A method, apparatus, and information bearing medium for merging display items in encoded form involve providing display items to be merged in an encoded format, such as a run length encoded format (e.g., modified enhanced run length encoded format). The display item...
01/23/2007
7164801System and method for efficiently encoding an image by prioritizing groups of spatially correlated coefficients based on an activity measure
An encoder (300) selects (702, 1302, 1304,1306,1308) one or more subsets of spatially or temporally correlated transformed data coefficients, on the basis of the significance of each subset in representing the data. The encoder (300) and a compl...
01/16/2007
7164807Method and system for automatically reducing aliasing artifacts
Artifacts in an image introduced by sub-Nyquist aliasing are reduced below a visually perceptible level by a method comprising the steps of: providing an input image having sub-Nyquist aliasing artifacts; using a visual perception algorithm to identify the location ...
01/16/2007
7155114Information recording apparatus and method, information reading apparatus and method, magnetic tape format, and recording medium
An information recording apparatus for recording information on a predetermined recording medium includes a creation unit for creating search data from main image data; and a recording unit for recording the search data created by the creation unit and the main imag...
12/26/2006
7149757Information 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
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