60results about How to "Encoding implementation" patented technology

The invention discloses a carboxylic fluorescent code microsphere and a synthetic method thereof, which relate to a high molecular material. A simple and easy method for synthesizing the carboxylic fluorescent code microsphere is provided. The carboxylic fluorescent code microsphere is a polystyrene microsphere, the surface of which contains carboxyl and is embedded with organic fluorescent molecules. The particle size of the microsphere is even, ranging from 1 to 10 Mum. By controlling reaction conditions, the microsphere is embedded with fluorescent materials in different types and quantities so as to realize the code of the fluorescent microsphere. A dispersion polymerization method is adopted to synthesize a polystyrene seed microsphere and then the carboxylic microsphere is prepared, and finally the carboxylic fluorescent code microsphere is prepared. The carboxylic fluorescent code microsphere synthesized has even and controllable particle size, stable fluorescent quality and small coefficient of variation and dispersion of fluorescence, thus being applicable to the analysis of liquid phase chips.

A method for realizing Huffman decoding includes receiving data stream being Huffman-coded, intercepting different cipher of data stream and using it as word to be decoded, comparing word to be decoded separately with address indexing table used to indicate code word position in Huffman code table to obtain corresponding Huffman code table address then obtaining data symbol before Huffman table by seeking Huffman table according to Huffman code table address and outputting obtained data symbol out. The device used for realizing said method is also disclosed.

A motion detection block includes a wavelet transform section which receives a current image I 1 and a reference image I 2 as inputs. The motion detection section detects a motion vector using size-reduced images RI 1 and RI 2 generated by transform in the wavelet transform section. Thus, the search range of a motion vector can be apparently extended at the same processing amount.

The invention discloses a stereoscopic vision measurement manual mark point based on speckle image matching. The manual mark point is a three-layer ring-shaped structure which is composed of a black ring in the outer, a white ring in the middle, and speckle patterns in the inner. A positioning method includes the following steps: firstly, in the process of testing an image, based on the information of the white ring and the speckle pattern blocks, detecting manual mark points; then conducting subpixel-level precision matching in a stereoscopic image by using a speckle image matching method; eventually based on the calibration result of a stereoscopic vision measurement system, conducting 3D construction to obtain the 3D coordinates of the manual mark points. According to the invention, themanual mark point pattern form and positioning method can effectively eliminate interference imposed by dazzling light on the surface of a to-be-tested target, and increase the robustness of a visionmeasurement system.

The invention discloses a video encoding method, a video restoration method, a video playing system and related devices such as a server and a playing device, and relates to the technical field of computers. The video encoding method disclosed by the invention comprises the following steps: segmenting a to-be-encoded video into corresponding sub-videos according to the resolution of a plurality ofencoding devices, wherein the resolution of the sub-videos is lower than that of the to-be-encoded video; and separately inputting the sub-videos in the plurality of corresponding encoding devices for encoding. According to the video encoding method disclosed by the invention, the high-resolution to-be-encoded video is cut into a plurality of low-resolution sub-videos according to the resolutionof the plurality of encoding devices, and the sub-videos are encoded via the plurality of encoding devices, the encoding of the high-resolution video is achieved by superposing a plurality of low-resolution encoding devices, so that the improvement of the resolution of the video can be adapted by using the existing devices without upgrading or replacing the encoding devices, thereby reducing the cost and saving resources.

The present invention discloses an address coding system and method for a suspension controller. The system comprises an encoding control module and a suspension controller; the encoding control module is used for transmitting corresponding address coding control signals to the suspension controller at a corresponding position on a train; the suspension controller is used for reading the address coding control signals at the corresponding position and generating corresponding address codes according to the address coding control signals read by the suspension controller. The suspension controller is not required to be configured with fixed address codes, but obtains the address coding control signals at the corresponding position and generates the corresponding address codes, and therefore, coding can be realized conveniently; coding can be realized without the actions of physical objects such as a DIP switch required; and therefore, poor contact and address code conflict can be avoided. When the suspension controller is required to be replaced, and a new suspension controller reads corresponding address coding control signals and generates corresponding address codes, and an operator does not need to manually read the inherent coding value of the suspension controller, and therefore, the replacement of the suspension controller is more convenient, and replacement errors can be avoided.

The invention relates to a coding molecule for marking biomolecules and a preparing method thereof. The coding molecule has a chain or dendritic shaped main skeleton which is provided with one or more than two luminescence groups along the length direction of the main skeleton at different positions, and the end of which is provided with a function group able to connect with bioactive molecules. The luminescence group consists of cyclometalated iridium coordination compound, cyclometalated ruthenium coordination compound, and rare earth metal coordination compound. The preparing method comprises: taking the luminescence group to be connected to the compound having more than two reaction sites to form a luminescence unit; taking a plurality of luminescence units to form the coding molecule having a main skeleton; or taking compound having more than two reaction sites for reacting to form the main skeleton of the coding molecule, and then connecting the luminescence group to the main skeleton to form coding molecule via the reacting of the active groups distributed upon the branched chain of the main skeleton with the corresponding active groups upon the luminescence groups. The invention allows selective coding over biomolecules.

The invention relates to a quantum repeater based general graph network encoding scheme. The scheme comprises the three steps of first, extracting a complex-topological-structure network into a general graph, and simplifying the network mode through a general graph to D3 graph transformation method; second, encoding the transformed D3 network, and generating quantum entanglement channels between information source nodes and information sink nodes, wherein the information source nodes and the information sink nodes must have shared (Einstein-Podolsky-Rosen) pairs so as to establish a quantum teleportation network, and the D3 graph is operated through the shared EPR pairs between any two adjacent nodes and a Local Operation and Classical Communication (LOCC) algorithm, so that the EPR pair is generated between the information source node and the information sink node to form the quantum channel; third, quantum information is transmitted through the quantum entanglement channel, and transmission of unknown quantum states from the information source nodes to the information sink nodes is achieved through a quantum teleportation mode. By means of the scheme, the quantum network encoding scheme towards the complex-topological-structure network is designed by combining a quantum repeater and the general graphs, and accordingly, high-reliability and high-rate multi-source model remote communication is achieved.

The invention relates to a control method of rapid dynamic reactive power compensation equipment based on control command coding, belonging to the technical field of automatic voltage control of power systems. The control method comprises the following steps that: firstly, the reactive power adjusting amount of the rapid dynamic reactive power compensation equipment of a transformer substation is obtained by calculation through a second-stage voltage control system of an AVC primary station; four reactive power adjustment command codes are generated according to an appointed coding manner; the AVC primary station sends an upper limit value of bus voltage at the high voltage side of the transformer substation, a lower limit value of the bus voltage at the high voltage side of the transformer substation and the reactive power adjustment command codes of the rapid dynamic reactive power compensation equipment as control commands to the rapid dynamic reactive power compensation equipment; after receiving the control commands, the rapid dynamic reactive power compensation equipment decodes the reactive power adjustment commands according to coding definition; and reactive power adjustment and control operations are carried out according to the bus voltage value at the high voltage side of the transformer substation. By means of the control method, commands of the rapid dynamic reactive power compensation equipment in automatic voltage control are coded, such that control of automatic reactive power voltage of the rapid dynamic reactive power compensation equipment is carried out.

The invention discloses a solid real three-dimension voxel coding and transmission method based on a dual-channel DVI interface. The method is characterized in that a computer system codes real three-dimension display data in 2048*1536 pixels per frame, and the RGB gray value and depth value of a display voxel are respectively coded to pixels in even-numbered rows and pixels in odd-numbered rows of an coding frame. When data is transmitted in DVI dual channels, the even channel and the odd channel are respectively used for transmitting the RGB gray value and depth value. Display voxel coding of which the sum of the RGB gray value and depth value is greater than 24 bits is realized, the dual channels are separated and respectively used for transmitting the RGB gray value and depth value to facilitate rear-end data receiving and processing, the display data transmission frame frequency is multiplied, and the method adapts to the constantly-improving color bit depth coding and transmission requirement of a solid real three-dimension system.

The invention provides an information coding method and a device thereof, and the method comprises the steps: selecting log2M-1 constellation point sets from a first constellation diagram of M-order quadrature amplitude modulation; selecting S constellation point sets from the log2M-1 constellation point sets; wherein the occurrence probability of constellation points in a second constellation diagram formed by the S constellation point sets meets a preset forming probability; for the number of constellation points in each constellation point set in the S constellation point sets, determiningthe digit of a block code word corresponding to the constellation point set; selecting a code word conforming to the digit and value of the block code word from the to-be-transmitted sequence as a pre-mapping code word; and after the digit of the block code word corresponding to each constellation point set is supplemented to the log2M digit according to a zero supplementing mode, obtaining a mapped code word corresponding to the code word before mapping, and sending the mapped code word. Thus, the constellation point set meeting the preset forming probability is selected, the probability forming coding algorithm with extremely low complexity is achieved, and the method can be suitable for various systems.

The invention provides an application audio isolation collection method and device, a storage medium and equipment. The method comprises the steps of collecting to-be-output sound data of a target application process in a sound card driving layer; storing the to-be-output sound data to a target sound cache region corresponding to the target application process; and reading the sound cache region in real time through an application fluidization control layer, obtaining the to-be-output sound data from the target sound cache region, and encoding the to-be-output sound data. The scheme has the positive effects that the cost is low, the system performance is not influenced, and the application does not need to be changed.

The invention discloses encoding and decoding method and device for an Ethernet physical layer, and relates to the technical field of communication. The method and device are used for improving the efficiency of encoding/deconding, and the flexibility in choosing the length of an information group which is to be encoded/decoded. The method provided by the invention comprises: determining a first to-be-encoded information group which comprises m characters, wherein m is an integer which is greater than or equal to two; setting any character as a data character, a boundry character or a third-type character, wherein one character occupies one byte; detecting the attribute of each character of the first information group; if the first information group comprises n boundry characters and n is an integer which is greater than or equal to one, deleting n boundry characters and generating a second information group by using the characters in the first information group except n boundry characters, the information of the types of the n boundry characters, and the position information of the n boundry characters, wherein the second information group comprises m bytes; and adding head information to the second information group.

The invention relates to Chinese character input method and its dedicated keyboard, it includes: Chinese Pinyin input, shaped input, tone and strokes input, tone input is based on the structure of Chinese characters to select importation tone denoted with a bond , stroke input is strokes of that word denoted by a bond behind in the tone ,this Chinese character input method compared with the existing Chinese character input method, it is the only with coding for whether the font or the pronunciation, and its expansibility, sorting retrieval and compatibility are better than the existing Chinese character input method, the Chinese character input method ia easy to learn, to remember, to promote, and convenient for the inquiry, retrieval, teaching and research;with software designed by the invention input method ,adding voice recognition technology, we can achieve human-machine interaction in Chinese, and even can directe robot in Chinese, a special keyboard is arrived according to operating frequency of using letters and connections among the input letters, it is conducive to touch-type quickly for the operator.

The invention provides a seamless geocoding mapping method and system for a side-scan sonar, and the method comprises the steps: reading the original data of a side-scan sonar image, and forming a waterfall image through horizontal stacking; extracting channel data; performing quality control and interpolation on the channel data, and calculating the position of the tow fish based on the consistency of the tow fish and the course of the ship body; calculating the echo position of the side-scan sonar image according to the tow fish position and the ship course; determining a mapsheet range according to the echo position, setting a mapping resolution, and determining a pixel space of the coded image; traversing and extracting two pairs of adjacent echoes on adjacent scanning lines in the waterfall image, determining four-corner pixel positions of the two pairs of echoes in a pixel space, and constructing a local grid cache region covering the four-corner pixel positions; and scanning the local grid cache region, carrying out XOR operation on a scanning result to obtain a gap pixel set, and carrying out intensity assignment on the gap pixel set to obtain a seamless side-scan sonar geocoded image.

The present invention discloses an invisible fluorescent anti-counterfeiting method and an anti-counterfeiting marker, moire pattern encryption information is embedded into a color separation channelof a fluorescent color image, the formed invisible image only shows a full-color effect under the excitation of a special light source, and coded information hidden in a specific position of the colorimage is recognized through filtering color separation and expert unlocking. According to the invisible fluorescent anti-counterfeiting method based on Moire pattern encryption, multi-dimensional information coding in an invisible image is achieved, the invisibility is good, a decoded pattern is clear, the invisible fluorescent anti-counterfeiting method and the anti-counterfeiting marker have the advantages of being low in cost, difficult to forge, easy to popularize and the like, the anti-counterfeiting marker is suitable for batch production, and the product is endowed with the multiple anti-counterfeiting functions of two-line anti-counterfeiting and three-line anti-counterfeiting.

The invention discloses a cloth paving device with a code spraying function. The device comprises a cloth paver and a platform, wherein conveying rails on which the paver slides and paves the cloth are formed on two sides of the platform; the cloth paver is provided with a cloth paving roller, a first sliding rail and a cloth cutting unit; the cloth paving roller and the first sliding rail are arranged corresponding to a width direction between the two conveying rails; the cloth cutting unit slides along the first sliding rail; the device also comprises a code spraying assembly arranged at the front end of the cloth cutting unit; the code spraying assembly comprises a second sliding rail, a code spraying unit and a control device; the second sliding rail is parallel to the first sliding rail; the code spraying unit is connected to the second sliding rail and slides along the second sliding rail; the control device is electrically connected to the cloth paver, the cloth cutting unit and the code spraying unit respectively. Through the cloth paving device and a method thereof, the code can be automatically sprayed; the encoding efficiency and accuracy are greatly improved; liquid capable of being heated to volatilize is used as encoding liquid; the encoding liquid is traceless and damage-free after being heated to volatilize in water; the requirements of actual production can be easily met.

The invention relates to a pulse coupled neutral networks (PCNN) model-based compression encoding and decoding methods of a still image and systems thereof. More particularly, the invention relates to a high-efficient segmentation compression encoding method of a still image and a system thereof as well as a corresponded decoding method and a system thereof. According to the encoding system, a first subsystem employs a PCNN model to carry out image segmentation on a still image; a second subsystem carries out encoding on the segmentation result, wherein the encoding process comprises encoding of segmentation blocks and encoding of concrete gray scales in the segmentation blocks; besides, the segmentation block encoding employs chain code encoding and the concrete gray scale encoding employs a Schmidt orthogonalization scheme; and encoding is carried out on corresponded orthogonal basis coefficients. According to the decoding system, an original image is recovered according to decoded segmentation block data and encoded data of the segmentation block gray scales.

The invention relates to a coding control method based on magnetic sensitivity and a switching system. Instruction codes of response signal combinations are set through different combinations of frequencies and/or durations of an external magnet entering a magnetic sensitive area, the single magnetic sensitive switch controls the equipment to execute various different operations, holes do not needto be formed in the equipment shell, the leakproofness of the equipment shell can be guaranteed to the maximum extent, and the switching system meets the operation requirements of electronic equipment in specific environments such as sandstorm, moisture or underwater.