compression (Total 77482 Patents Found)

A camcorder comprises a video camera responsive to light images for supplying video signals on a frame by frame basis; circuitry responsive to the video signals supplied by the video camera for generating segments of a transport stream, which segments are susceptible to decoding by an MPEG-2 decoding apparatus; and a r...
In an image data processing system, an insignificant space estimation unit predicts a significant/insignificant space in a high-frequency subband on the basis of a low-frequency subband signal in a wavelet space. A deletion unit deletes data in the insignificant space which is predicted by the insignificant space estim...
A variable compression ratio mechanism of a reciprocating engine includes at least an upper link connected at one end to a piston pin and a lower link connecting the other end of the upper link to a crankpin. At top dead center, when hypothetical connecting points between the upper and lower links are able to be suppos...
Coated sheet molding compound (SMC) parts are produced by transferring mold devices between a main press and at least one auxiliary press and by completing the compressing and curing of the coated SMC parts during the transfer of the molds. In the main press the SMC sheet is compressed and cured to be formed into a des...
Methods and apparatus are provided for automatic and/or manual adaptive bandwidth compression of telemetry. An adaptive sampler (16) samples a video signal from a scanning sensor (12) and generates a sequence of sampled fields. Each field and range rate information from the sensor are then sequentially transmitte...
Encoding and decoding speed in using DCT and IDCT algorithms is enhanced by parallel operation of coding and decoding devices. A frame of image data can be vertically sliced with each slice operated on by a dedicated encoding device and with the encoded slice data concatenated to form the encoded frame of data. Decodin...
Timing of the combustion event in an homogenous-charge compression-ignition engine is controlled by adjusting the reactivity of the fuel, or of the fuel/air mixture inducted into the combustion chamber of the engine, thereby providing a means of controlling the combustion phasing. When the mixture is made more reactive...
A method and apparatus for performing video compression and decompression using dynamic quantization and/or encoding. According to one aspect of the compression method, an image is recursively filtered into its constituent components each represented by a matrix of coefficients. Next, the level of correlation of a firs...
A method compresses a digital continuous tone image of pixels situated on scan lines. The method includes the steps of, for a current pixel to be encoded, said current pixel having an actual pixel value, predicting a predicted pixel value based on pixel values of at least one previously processed pixel from the same im...
An arrangement for a reciprocating internal combustion engines is provide that includes a reciprocating main piston and a smaller cell piston which works in cooperation with the main piston to vary the compression ratio of and igniting a fuel-air mixture in a homogenous compression ignition engine. An actuator controls...
A fuel injection device ( 26 ) for an internal combustion engine ( 10 ) has a fuel inlet ( 40 ) and a fuel outlet ( 42 ). A plunger ( 58 ) is operable within a fuel pumping chamber ( 50 ) for forcing pressure-amplified fuel to open and pass through an outlet control valve ( 56 ) at the outlet. A (“fast-acting”) con...
An internal combustion engine includes a piston reciprocable within a cylinder, a phase controllable valvetrain configured to alter the effective compression ratio of the engine, and a knock sensor. A method for controlling the engine includes controlling the valvetrain to a first effective compression ratio whereat kn...
A method for applying adaptive data compression in a relational database system using a filter cascade having at least one compression filter stage in the filter cascade. The method comprises applying a data filter associated with the compression filter stage to the data input to produce reconstruction information and ...
The system may capture an image comprising an original image size. The system may further determine an optimal size for the image based on a connection bandwidth and/or connection latency. The system may also compress the image to reduce an image size locally until the image size is less than or equal to the optimal si...
Methods, systems, and computer readable media for performing image compression are disclosed. According to one exemplary method, the method includes identifying a canonical image set from a plurality of images uploaded to or existing on a cloud computing and/or a storage environment. The method also includes computing ...
An improved technique of compressing image data involves separating a prediction error of image data into distinct factors and applying a separate set of context models to each factor. Such factors may take the form of a sign, a bit category, and a relative absolute value of the prediction error. For each factor, the i...
Methods, computing systems and computer program products implement embodiments of the present invention that include configuring multiple storage system resources to manage a storage entity distributed among the storage system resources. Upon receiving, by a first given storage system resource from a host computer, an ...
A method, data processing system, and computer program product for managing images. A processor unit divides an image for a virtual machine into blocks. The processor unit determines whether to compress the blocks prior to transmitting the blocks to a destination for the image. In response to a determination to compres...
A pressure therapy system includes an air pump; a pneumatic line pressurized by the air pump; and a cuff in fluid communication with the pneumatic line, the cuff including flaps sized and shaped to extend around a user's limb, a first chamber and a second chamber separated fluidly by the cuff from the first chamber...
A sequential compression and temperature therapy blanket with a plurality of air chambers is disclosed. The air chambers are filled and released by a valve assembly that may be separate from or integrated within the blanket. The temperature therapy blanket includes a fluid bladder for delivering hot and/or cold therapy...
A compression device for compressing a subject that is used in ultrasonic measurement that receives ultrasonic waves from the subject to acquire biological information of the subject, comprising: two compression plates that are used when compressing the subject, and that face each other in a vertical direction with res...
Timing data associated with a database or database system can be stored in a reduced or compressed form which can be decompressed back to a full or original form. In doing so, timing data can be compressed by using a subset of a full set of possible values (e.g., a determined range which is more likely to occur) instea...
Various exemplary embodiments relate to a method and related network node including one or more of the following: receiving a packet belonging to a flow, the packet including a marking used to identify a quality of service (QoS) required for the packet; performing buffer management to determine whether a current occupa...
A portion of an image that has been compressed is displayed promptly. To achieve this, an image is divided into a number of units and an RST marker is inserted into a unit every ten units. The image is compressed and recorded unit by unit. In a case where an area which is a portion of the image is displayed, the image ...
Methods, systems, and computer-readable media for compressing topological grid data for layered geological strata are described. The techniques include obtaining topological grid data for a layered geological structure, where the topological grid data includes a plurality of cell representations, a majority of the cell...
Robust Header Compression (ROHC) offers a way to compress packet header information for more efficient transmission of data. The compression is achieved through various confidence modes set up by the transmitter and the receiver. The Initialization and Refresh state (IR) is the first state of the compressor. This provi...
A system and method for rendering images, and performing operations such as windowing and leveling, when the parameters of a client appliance are known and rendering images when the parameters of a client appliance are unknown. The invention also considers the rendering from the client appliance perspective and the ser...
Garments having one or more stretchable conductive ink patterns thereon. Described herein are garments (including compression garments) having one or more highly stretchable conductive ink pattern formed of a composite of an insulative adhesive, a conductive ink, and an intermediate gradient zone between the adhesive a...
Various embodiments of the invention provide methods, systems, and computer program products for generating a remote procedure call message configured to be transmitted from a first device over a communication network to a remote second device. In various embodiments, the remote procedure call message includes: (1) a c...
A method and apparatus for improving the fatigue and stress corrosion cracking performance of irregular surfaces, such as welds assemblies of components, using a positioning system, such as a robotic or CNC machine, to position a tool head for inducing compression along and into the surface of a workpiece to automatica...
Flash memory on a flash memory device is virtualized using compression that is native to the flash memory device. Through compression, the flash memory device is used to logically store more data in a virtual address space that is larger than the physical address space of the flash memory device. Physical storage capac...