66results about How to "Increase information density" patented technology

A method enhances images of a naturally illuminated scene. First, a set of images I_i(x, y) is acquired of a scene. Each image is acquired under a different uncontrolled illumination. For each image I_i(x, y), intensity gradients ∇I_i(x, y) are determined, and each image is weighted with weights according to the intensity gradients. The weighted images are then combined to construct an enhanced image I′.

The invention discloses a image counterfeit deterrence method based on the chaotic feature, comprising: first, by the chaotic mapping system, using the information needed keep secret and counterfeit deterrence to generate the chaotic sequence which is used to encode the information, then, printing the encoded information to the two-dimension bar code image according to the PDF417 bar code; collecting the two-dimension bar code image by the scanner, and operating the preprocessing of image segmentation, filtration, geometric correction and stratified on collected image, then decoding the bar code according to the decoding rule of national standard PDF417 bar code to attain the chaotic encoded information carried by bar code image. The invention fully utilizes the features of chaotic system and two-dimension bar code technique which are combined for image counterfeit deterrence. The invention has the characters as strong secret-keeping property and large information carried, while it can recognize automatically.

A method of decoding product codes is disclosed, in which the symbols of each codeword may be placed in a table comprising n₂ rows and n₁ columns, such that the symbols constituting each row form a permitted word of length n₁ according to a first component code able to be decoded by means of an algorithm A₁ for correction with erasures, and the symbols constituting each column form a permitted word of length n₂ according to a second component code able to be decoded by means of an algorithm A₂ for correction with erasures. According to the method, a correction of a row or column is only accepted when the result of the correction is deemed reliable, otherwise all the symbols of that row or column are erased. Devices and apparatus adapted to implement this method are also disclosed. The method is preferably applied to algebraic geometric codes.

The invention discloses a color two dimension bar code with high compression ratio Chinese character coding capability, the whole bar code image comprises rectangular modules which are regularly ranged and includes a functional image and a data area, the functional image is the four sides of the color two dimension bar code, wherein the left side comprise two alternate color blocks with different chemical feature, the lower side comprises single color block, the upper side and the right side comprises four alternate color modules with different chemical feature from left to right and from bottom to up; the data area is the middle part of square and comprises two alternate two-color modules which are vertical and have different chemical feature, the code words in the data area are arranged from left to right and from the up down. The invention also provides a method for coding and decoding the color two dimension bar cod. The invention effectively improves the compression ratio of Chinese character, the information density of the bar code and the information content of the unit area.

A method and a device for the spatially resolved detection and reconstruction of objects using microwaves is described, in which at least one object to be detected is subjected to microwaves that are generated by a plurality of microwave antennas and microwave fractions reflected by the object are detected and converted into microwave signals that can be analyzed, based on which an analysis for the spatially resolved object detection is carried out.

The invention relates to the technical field of information, in particular to a two-dimensional code generation method. The method comprises the following steps that: obtaining target information which needs to be borne by a two-dimensional code; dividing the target information into a plurality of coding units; according to a mapping relationship between different coding units and vector geometricfigures, determining the vector geometric figures independently corresponding to the plurality of divided coding units, wherein different vector geometric figures have different figure shapes and/ orcolor distribution; and combining vector geometric figures independently corresponding to the plurality of divided coding units to generate a figure two-dimensional code. The invention also providesa two-dimensional code generation device and electronic equipment.

Methods for single-molecule preparation and analysis are disclosed herein. The methods can, for example, be used for isolating and analyzing DNA from various biological samples.

A method for increasing the information density on a signal-transmission line. The signal-transmission line extends from a sensor to a control unit. A modulated signal, which includes a digital signal, is transmitted on the signal-transmission line. The digital signal assumes either a high level or a low level. The modulated signal includes an encoded pulse signal, which is superimposed on the digital signal and has both an encoded pulse duration and a variable pulse frequency.

An electronic map together with metadata relating to at least one position on the map is provided for a user. A pointer to additional data related to the metadata may also be provided based on the reception of a selection of additional information according to a user made selection profile. In this way, additional data can be presented together with the metadata on the map and the density associated with information on the map may be increased.

This tag reader can be applied to a chipless RFID tag having a plurality of resonance frequencies that are associated with identification information. The tag reader is provided with: a radiation unit that radiates electromagnetic waves within a predetermined millimeter wave or microwave frequency band so as to cause sweeping of the radiation frequency; and a detection unit that detects the plurality of resonance frequencies of a chipless RFID tag on the basis of the reflection characteristics of waves reflected from the chipless RFID tag when the electromagnetic waves are radiated.

A memory includes at least one first substrate on which unit memory arrays are disposed as a matrix type, each unit memory array including unit memory cells disposed in an array, a second substrate stacked with the at least one first substrate, the second substrate including a sense amplifier region in which sense amplifiers configured to sense information stored in the unit memory cells are disposed, and a plurality of vertical conduction traces configured to electrically connect the at least one first substrate with the second substrate. The sense amplifier region is disposed in a memory region of the second substrate, wherein the memory region of the second substrate corresponds to the memory region of the first substrate.

The invention relates to a metasurface-based code division multiplexing method for realizing multi-channel optical information coding, and belongs to the application field of micro-nano optics and holography. According to the invention, on the basis of phase regulation and control of the anisotropic unit structure of a metasurface, the design original of the metasurface structure is obtained according to a code division multiplexing iterative optimization algorithm, and then machining is guided; by using the method of the invention, under the conditions of a specific polarization state and reference light illumination, the completely independent image reconstruction function of each channel can be realized, and the information density of metasurface holography can be effectively improved; and the method can effectively improve the information density of the single metasurface, and can be applied to occasions such as dynamic holographic display, optical information storage and optical information encryption.

The invention discloses a ternary adiabatic JKL flip-flop comprising a ternary adiabatic JKL fundamental circuit and a DTCTGAL buffer, wherein the signal input end of the ternary adiabatic JKL fundamental circuit is connected with the signal output end of the DTCTGAL buffer, the signal output end of the ternary adiabatic JKL fundamental circuit is connected with the signal input end of the DTCTGAL buffer; the complementary signal output end of the ternary adiabatic JKL fundamental circuit is connected with the complementary signal input end of the DTCTGAL buffer; both the ternary adiabatic JKL fundamental circuit and the DTCTGAL buffer are connected with a power clock signal of an amplitude level corresponding logic 1, a first clock pulse signal of an amplitude level corresponding logic 2 and a second clock pulse signal of the amplitude level corresponding logic 2; and the delay time of the DTCTGAL buffer is the same as that of the ternary adiabatic JKL fundamental circuit, and is half a clock period. The ternary adiabatic JKL flip-flop disclosed by the invention has the advantages that the circuit has very low power consumption, ternary input and output of the adiabatic circuit are realized while an energy recovery characteristic is provided, and the circuit has a higher information density and high operational reliability.

Device and method for identification of a component surrounded by an external package

A device (11) for identification of a component (2) surrounded by an external package (12, 19) is described. For this purpose an identification element (14) is arranged in the area of the component (2). The identification element (14) can be identified through the external package by means of an acoustic method and/or scanning method. Furthermore a method for identifying a component (2) surrounded by an external package (12, 19) using the device in accordance with the invention (11) is described.

Disclosed herein is an information-augmented rapid diagnostic test in which control and test modules of a barcode, such as a QR code, are responsive to biomarkers in an analyte to become visible and form at least a portion of the barcode upon detection of the presence of such biomarkers. The barcode embeds test manufacturing details, serves as a trigger for image capture, enables registration for image analysis, and corrects for lighting effects. An accompanying mobile application preferably automatically captures an image of the test when the QR code is recognized, decodes the QR code, performs image processing to determine the concentration of the particular biomarker that is being diagnosed, and transmits the test results and QR code payload to a secure web portal.

The invention discloses a mixed-value based sexenary adiabatic asynchronous adding/subtracting counter which comprises N mixed-value based sexenary adiabatic asynchronous adding/subtracting counter units, N-1 sexenary adiabatic carry/borrow circuits, and a DTCTGAL (double power clock ternary clocked transmission gate adiabatic logic) buffer, wherein the DTCTGAL buffer is arranged between the ith sexenary adiabatic carry/borrow circuit and the (i+1)th mixed-value based sexenary adiabatic asynchronous adding/subtracting counter unit, and each mixed-value based sexenary adiabatic asynchronous adding/subtracting counter unit is composed of a sexenary adiabatic right-shift door and a sexenary adiabatic D trigger. The counter disclosed by the invention has the advantages that according to a theory of three essential circuit elements, an adiabatic technique is introduced into a design on sexenary logic circuits, and the design on a mixed-value (2-3 mixed values) based sexenary adiabatic asynchronous adding/subtracting counter is implemented by using a mixed-value coding technique, so that an effect of energy consumption saving is significantly achieved, and the counter has a characteristic of high information density; and compared with a conventional sexenary adiabatic asynchronous adding/subtracting counter, by using the counter disclosed by the invention, about 94% of energy consumption can be saved.

The invention discloses a power system topology analysis method based on attribute graph, which comprises the following steps of: mapping electrical attributes such as an electrical island number, aninterval number, an on-off state and the like into element attributes of a topology graph in a process of constructing the topology graph according to power grid model equipment to obtain attribute points and attribute edges; creating the topological relationship according to the connection relation of electrical equipment in the power grid model to acquire the attribute graph, wherein the attribute graph is subjected to topological analysis through the depth-first algorithm, and analyzing the change of the electrical attribute of the electrical equipment. When the topological relationship iscreated, information density of the graph is improved. Therefore, the effects of simplifying topology search and improving the topology analysis efficiency of a power system are achieved.

The present invention relates to a nonvolatile memory such as, for example a ROM or an EPROM, in which the information density of the memory is increased relative to a conventional nonvolatile memory that includes two logic state devices. Specifically, the nonvolatile memory of the present invention includes a SiN/TaN/SiN thin film resistor embedded within a material having a thermal conductivity of about 1 W/m-K or less; and a non-linear Si-containing device coupled to the resistor. Read and write circuits and operations are also provided in the present application.

The invention discloses a mining and displaying method combining vocabulary matching extraction and semantic classification, and belongs to the field of natural language processing and language learning application. The method comprises: extracting and filtering word collocation by using a deep learning-based dependency syntax semantic model and a statistical method; in combination with the sorted word classification and the extracted collocation, calculating a many-to-many collocation matrix; screening, sorting and recombining the collocation words and the word classification according to the collocation density; displaying the finally obtained word classification matching matrix in an m*n or m*n*o card form; and the cards are displayed according to a hierarchical sequence of lexical semantic classification. Through the method, a collocation and vocabulary classification system with more general significance and a many-to-many word classification collocation matrix display form can be obtained, the display form is visual and vivid, the information density is large, and systematic learning of language vocabularies is facilitated through a semantic and pragmatic combination grouping mode.

A formatting object according to the present invention conveys information to the reader of a document (such as a table or chart) by associating visual attributes (such as color, fill type, border width, line width, line style, font size, marker size and marker type) to characters or markers within the document. The formatting object may be used to emphasize data within a table or a chart by modifying the structural visual attributes of characters or markers within the table or chart according to pre-defined criteria. Similarly, the formatting object may be used to increase information density within a table or chart, and to elegantly represent the relationships between four or more interrelated variables in a two-dimensional chart. The formatting object accomplishes this by defining at least one format map that comprises one or more mapping segments. Each mapping segment includes a beginning boundary value, an ending boundary value, at least one beginning visual attribute corresponding to the beginning boundary value, and at least one ending visual attribute corresponding to the ending boundary value. The formatting object uses the information within the format maps, in combination with interpolation techniques, to determine one or more visual attributes that correspond to data points falling within the various mapping segments. The formatting object then expresses the data values by applying the appropriate visual attribute to a visual object displayed on a computer screen.

The present invention relates to a method for performing electrical impedance tomography (EIT) by an MR system, wherein during the MR measurement continuous RF signals for an EIT measurement are emitted by at least one RF coil of the MR system, and continuous RF signals modulated by the object undergoing examination are received by the receiving coils of the MR system. An image of the object undergoing examination is determined, based on the modulated continuous RF signals, by an EIT technique.