Abstract: A method and apparatus for establishing an ultra-large character library and a method and apparatus for displaying a character are disclosed. The displaying method comprises: intercepting by a font engine middleware a font invoking message sent from a system font engine, the font invoking message comprising a character code and a font name corresponding to a character to be displayed by an application; acquiring outline data corresponding to the character from an ultra-large character library in a non-standard format based on the character code and font name; transmitting the outline data of the character to the system font engine to enable the system font engine to display the character according to the character outline data. With this invention, the capacity of the character library may be increased and characters in the non-standard-format ultra-large character library may be recognized conveniently, thus efficiency of character retrieval and display is improved.

Abstract: A method and system of discovering and analyzing structures of user groups in a microblog is provided in this invention. The method of discovering and analyzing structures of the user groups in a microblog comprises: acquiring information on behavior data of microblog users of a target group; constructing a microblog user association network based on the information on behavior data of the microblog users of the target group; acquiring at least one maximal clique from the microblog user association network; acquiring at least one core clique based on the maximal clique; and conducting behavior analysis on the user groups in the microblog based on the acquired maximal clique and/or the acquired core clique.

Abstract: The present invention provides a nozzle seamless splice mechanism and an adjustment method for the same, and belongs to a field of printing machinery technology. The nozzle seamless splice mechanism and the adjustment method for the same may solve the problems of nozzles orifices stagger, reduced printing width or blankness exposed in the middle caused by the causes such as the fabrication error, the personal error, etc with respect to the existing nozzles. The nozzle seamless splice mechanism of the present invention comprises: splice mechanism comprising: a micro-device for detecting coordinates of orifices of nozzles; a nozzle adjustment base for fixing nozzles; a nozzle bottom plate connected with said nozzle adjustment base adjustably. The nozzle seamless splice mechanism of the present invention has a low cost, high adjustment efficiency, and achieves digitized adjustment.

Abstract: A method and an apparatus of building an intermediate character library are provided. The method comprises: acquiring an original character library which stores contour information of characters therein; dividing the characters in the original character library into character components, so as to acquire contour information of character components after division; and storing the contour information of the character components into the original character library so as to build an intermediate character library on the original character library. With the intermediate character library constructed by the method of the present invention, the font creation person can perform selecting and processing simultaneously on multiple single-contour components of a single character during creating of fonts, so that the operation process is simplified and the operation efficiency is improved.

Abstract: A method and system for controlling digital printing of a secret file is provided in this invention. The method comprises: obtaining a source file to be printed; importing the source file into a secret file library; generating a printing job for the source file and adding the printing job into a job list; writing printing control information of the source file into a standard file; after the printing is started, extracting page dot matrix data of the source file from the secret file library, and processing the page dot matrix data according to the printing control information; and transmitting the processed page dot matrix data to a numerical control device. Control management may be effectively realized throughout the printing process of the secret file, and the source file and the standard file cannot be copied without some professional skills in the printing process.

Abstract: An image printing method and printer is provided. The method comprises obtaining an original data file of an image to be printed from a database; dividing the original data file into a plurality of first data files and storing the first data files in a plurality of first memory blocks correspondingly; receiving an image printing request, the image printing request carrying first position information of the image to be printed; determining from its position information of the image to be printed second position information contained in the first position information, and filling a first data file corresponding to the second position information to a second memory block from the first memory block where the first data file is located through memory mapping mechanism to form a second data file to be printed; and printing and outputting the second data file in the second memory block.

Abstract: The present invention relates to the technical field of printing in particular, to a frequency multiplication method and device, for solving the problem of poor quality of a printed image. One method comprises: for two adjacent pulse signals output from an encoder, determining a first kind of pulse signals and a second kind of pulse signals to be inserted between the two adjacent pulse signals according to a time interval between the two adjacent pulse signals and a frequency multiplication value corresponding to a longitudinal resolution; determining a period of the first kind of pulse signals to be inserted between the two adjacent pulse signals, and determining a period of the second kind of pulse signals to be inserted between the two adjacent pulse signals; and performing frequency multiplication processing on the two adjacent pulse signals. The embodiments of the invention further improve the printing quality of images.

Abstract: Disclosed are a method for obtaining print processing time and an electronic device having a print function which can be connected with a printer. The method comprises: executing a print instruction to make the printer perform a print operation on a first file while the current system time of the electronic device is recorded, referred to as time1; looking up in the print folder corresponding to the printer in the electronic device whether there is a second file with the extension .SPL corresponding to the first file; when the second file is found, reading the creation time of the second file, referred to as time2; detecting in the print folder that whether the second file has been modified to a third file; and when the second file is detected to have been modified to the third file, reading the modification time of the second file, referred to as time3.

Abstract: A method and apparatus for rate adaption of HTTP stream media is disclosed in this invention. The method comprises: acquiring from a server a stream media with a selected video rate at a client adopting the TCP protocol at its transmission layer and the HTTP protocol at its application layer, wherein the selected video rate allows an amount of buffered data to be maintained in a predetermined range in a buffer for buffering the stream media under a current download rate speed. This invention may improve user experience.

Abstract: A side airbag device is provided, which is capable of increasing an energy absorption amount while suppressing the load on an occupant. The side airbag device includes: a bag-shaped cushion; an inflator provided on a vehicle rear side inside the cushion; an inner tube that surrounds the inflator; an upper opening and a lower opening formed in the inner tube; a tether that extends toward a vehicle front side from the inner tube to partition the vehicle front side of the inside of the cushion into a chest restraining portion and a waist restraining portion; a void portion provided inside the cushion on the vehicle front side of the tether; and a vent hole formed near the void portion. The upper opening has a smaller opening area than the lower opening, and the tether is inclined downward toward the vehicle front side from the vehicle rear side.

Abstract: An image interpolation method and device based on an autoregressive model. The method first, interpolating a low-resolution image up to a target scale to obtain an interpolated image M; determining a local area W in the image M to be interpolated, establishing two autoregressive models for each pixel point in the local area W except for the edge pixel points, and determining an initial objective function F0 according to the autoregressive models; down sampling the local area W except for the edge pixel points to the same size as the low-resolution image to obtain a local area W?, subtracting a corresponding area in the low-resolution image from W? one pixel value by one pixel value, and adding the result to the initial objective function F0 to obtain an objective function F; performing iteration on the objective function F to obtain a pixel point value of a center block of W.

Abstract: A method and device for checking nozzles in an inkjet printer is disclosed. The checking method comprises: obtaining an electronically scanned image which is a printed paper image printed by the inkjet printer according to a checking image, correspondence relationships between pixel point positions and numbers of nozzles in the inkjet printer being preset in the checking image (step 11); analyzing the scanned image to obtain pixel point positions free of ink in the scanned image (step 12); and according to the pixel point positions free of ink, obtaining and outputting the corresponding nozzle numbers (step 13). This invention may realize automatic checking of blocked nozzles, improve the convenience of checking, and reduce the error rate of checking.

Abstract: Provided are a raster processing method and apparatus of a transparent Form. The method comprising: determining a reusable transparent Form in a page description file; performing syntax interpretation on the transparent Form to obtain a reuse type and position information of the transparent Form; generating a color block lattice, an Alpha block lattice, a Shape block lattice and their corresponding block attribute tables and block memory tables for the transparent Form, according to the reuse type and the position information, and establishing association relationships between different transparent Forms in the page description file; computing on the generated data information to obtain and buffer assembling information of the transparent Form, according to the reuse type of the transparent Form; determining an assembling manner of the transparent Form according to the reuse type of the transparent Form and assembling the transparent Form into the page to be outputted.

Abstract: Disclosed are a data processing method, an apparatus and an ink-jet printer. A method comprises a processor sequentially receiving multiple lines of image lattice data; after receiving one line of image lattice data splitting one line of image lattice data to n groups of image lattice data according to number of lines of corresponding nozzles along a paper feeding direction of the one line of image lattice data, wherein n is number of rows of all nozzles; writing corresponding split n groups of image lattice data to an internal buffer; writing n groups of image lattice data in corresponding internal buffer to an external storage; reading data from external storage embodiments of the present invention reduce processing cost of the image lattice data, and improve image lattice processing speed.

Abstract: An ink jetting digital printing apparatus supporting double-side printing is provided. The ink jetting digital printing apparatus comprises: a first sprayer module and a corresponding first group of color plane control servers, a second sprayer module and a corresponding second group of color plane control servers, a rasterization image processing server, and a system control server. The first and second sprayer modules comprise a group of sprayers of the same two or more colors; the first group comprises color plane control servers in one-to-one correspondence with sprayers in the first sprayer module; the second group comprises color plane control servers in one-to-one correspondence with sprayers in the second sprayer module; the first group color plane control servers parallel with the second group color plane control servers.

Abstract: This invention relates to printing, and discloses a method and apparatus for variable data printing. The method comprises: obtaining a current page of a file to be printed; performing a rasterization process on the current page to obtain a current page dot matrix; determining a reference page for the current page and obtaining a reference page dot matrix corresponding to the reference page; dividing the reference page dot matrix and the current page dot matrix into dot matrix blocks having a predetermined granularity; identifying variable data blocks in the current page dot matrix based on the dot matrix blocks; dynamically adjusting the size of the variable data blocks; extracting a variable data dot matrix in the current page dot matrix splitting the current page dot matrix up into the reference page dot matrix and the variable data dot matrix and then storing and outputting them.

Abstract: The present invention provides a method for processing a shared file and a cloud storage server. The method comprises: receiving, by a cloud storage server, an update request message from a second client; determining that a first file is located within a storage region of a first client according to an identifier of the first file and acquiring current version information of the first file from the storage region of the first client; and if it is determined that the version of the first file on the second client is older than the version of the first file within the storage region of the first client, generating a first download address and transmitting the first download address to the second client, so that the second client downloads the first file in the current version. According to an embodiment of the present invention, it is able to synchronously update the shared file.

Abstract: The application provides method and apparatus for bidirectional typesetting. The method for bidirectional typesetting of the present application comprises: retrieving a small sample used for a document to be bi-directionally typeset; defining at least one reverse region, wherein the reverse region consists of successive characters required to be reversed in the retrieved small sample; and determining locations where the reversed characters will be located in the documents and recording the locations into a big sample.

Abstract: The application provides a method for rasterization. According to the method, a primitive may be divided, at a position where a color abruptly changes in the primitive, into a plurality of sub-primitives with continuously and gradually changing colors. Each of the sub-primitives is then rasterized. The present application further provides an apparatus for rasterizing an image. The apparatus may comprise a dividing module configured to divide a primitive at a position where a color abruptly changes into a plurality of sub-primitives with continuously gradually changing colors. Furthermore, the apparatus may comprise a rasterizing module configure to rasterize each of the sub-primitives. The application may improve the speed of the rasterization and the quality of the processed image.

Abstract: This invention discloses a method and apparatus for generating dots in image reproduction, and relates to the field of image reproduction in the printing industry. The method comprises performing a binarization process on a threshold matrix of one or more basic dots according to level thresholds to obtain a set of level-binarization matrixes corresponding to the threshold matrix; determining substitution binarization matrixes and auxiliary binarization matrixes from the set of level-binarization matrixes; performing a Boolean operation on the substitution binarization matrixes and the auxiliary binarization matrixes to generate resulted binarization matrixes; substituting binarization matrixes to be substituted in the set of level-binarization matrixes with the resulted binarization matrixes; and according to the substituted set of level-binarization matrixes, forming a substituted threshold matrix, and generating shape-varied dots according to the substituted threshold matrix.