52results about How to "Guaranteed normal read" patented technology

The present invention is applicable to the field of computer technology, and provides a method and system for generating audio and video subtitles. The method includes: acquiring audio and video data, and extracting audio data in the audio and video data; Segment the audio data to obtain audio data segments that conform to the speaking style and the size of the video screen, and record the time information of the audio data segment; obtain the corresponding text data segment through voice recognition, and according to the audio data segment The time information is used to obtain the start time and end time of the corresponding text data segment to form subtitle text. The invention gets rid of the complicated workload of manually entering subtitles, realizes obtaining text data by identifying audio data, and generates complete subtitles simply and efficiently.

The invention discloses a storage method, a system and a device, wherein the method includes that storage keys are used for performing encryption storage to data files; the storage keys are encrypted in two different kinds of encryption modes to form a personal key and a data key; a storage key can be obtained after the personal key is decrypted with a key of users to whom the data files belong as a decryption key; a storage key can be obtained after the data key is decrypted with the data files before the encryption as a decryption key; the encrypted data files, the personal key and the data key are stored; whether identical data files exist in stored data files is determined before data files of a novel user are stored; and the data files are not stored repeatedly if identical data files have already been preserved before, the data files are used for decrypting the data key to obtain a storage key, and a key of the novel user is used for encrypting the storage key to form a personal key of the novel user. According to the technical scheme provided by the embodiment of the storage method, the system and the device, both the repeated storage of identical data files can be avoided, and any other users including cloud storage service providers are guaranteed to be unable to access plaintext data.

The invention discloses a storage method, a storage server and a storage client. The storage method includes: subjecting a data file to encrypted storage by storage keys, with one obtained by decrypting the personal key with the user's key as a decrypting key to the data file, and the other one obtained by decrypting the data key with the re-encryption data file as a decrypting key; encrypting the storage key to form a personal key and a data key by two different encryption methods; storing the data file, the perusal key and the data key after encryption; judging whether the same data file exists in the stored data file or not before a new user's data file is stored; not repeating the storage of the data file if the same data file is ever stored, decrypting the data key with the data file to obtain a storage key, encrypting the storage key with the new user's key to form the new user's personal key. By the storage method, repeated storage of the same data files can be avoided while plaintext data are inaccessible for any other users including cloud storage service providers.

The invention discloses a message sending method and device based on Kafka. The method and device are used for avoiding the situation of repeated sending or message loss in amessage sending process. According to the scheme provided by the invention, the method comprises the following steps: allocating a message sent by a Producer to at least one server Broker in a cluster through a partition device; monitoring the allocation completion degree of the message allocated to the at least one server through a monitor; and when the distribution completion degree meets a preset completion degree standard, indicating the Consumer to read the message through at least one server. According to the scheme provided by the invention, based on the Kafka system, the partition device can avoid the situationthat the same message sent by a producer is issued or missed for many times. Meanwhile, the monitor can avoid the situation that the issued message is incomplete. Only when the distribution completion degree meets the preset completion degree standard, the consumer is indicated to read the message, and it is guaranteed that the consumer can read complete information.

The invention discloses a data read-write method and device, medium and equipment for a Flash memory, and the method comprises the steps: judging whether a current to-be-written sector of the Flash memory is abnormal or not when data is written into the Flash memory; if the current to-be-written sector is abnormal, marking the current to-be-written sector as an abnormal sector, recording information of the abnormal sector, and skipping the abnormal sector to perform writing operation so as to write to-be-written data into a normal sector; when the data stored in the Flash memory is read, skipping the abnormal sector according to the recorded information of the abnormal sector to carry out reading operation so as to read the data from the normal sector. Under the condition that bad blocks appear in the Flash memory, data reading failure caused by the bad blocks can be avoided, and normal operation of a program is guaranteed.

The invention provides a method and a device for processing failure data and an electronic device. The method is based on the device for processing failure data; the device for processing failure data comprises a ferroelectric memory, a digital signal processor (DSP) and an upper computer. When the electronic device of the device for processing failure data is out of order, real-time waveform information is cached in a first buffer region and stopped from being cached to a second buffer region, and the waveform information in the second buffer region is sent to the ferroelectric memory; the waveform information in the second buffer region is sent to the upper computer upon a waveform information reading request sent by the upper computer; as the waveform information in the second buffer region is failure point waveform information and waveform information before a failure point, the device for processing failure data is capable of displaying either the failure point waveform information or the waveform information before the failure point, and therefore, the state of data change before a failure can be visually represented so that the failure can be found conveniently, and moreover, the difficulty of overhauling is reduced.

The invention provides a transparent thermal sensitive recording material which cannot block a product in an outer package and meanwhile can ensure the effect that printed information can be normally read. The transparent thermal sensitive recording material related by the invention is characterized in that the transparency of the thermal sensitive recording material is 92%-96%, and the haze is 9.8%-15%. By means of the technical characteristics, when the transparent thermal sensitive recording material is adopted to print the information and pasted on the outer package of the product, the product in the outer package cannot be blocked, and meanwhile the effect that the printed information can be read normally is ensured; and accordingly a consumer can sufficiently know about the product and feels relieved to buy the product.

The invention discloses a remote controlled packer capable of preventing pre-mature packing. A main body inner liner is arranged in a rubber cylinder, and a displacement sensor is installed on the outer wall of the main body inner liner to detect the expansion and contraction of the rubber cylinder and send the expansion and contraction to a control circuit. A reversing valve is arranged on an oil path between an oil source and a rubber cylinder expansion mechanism, and a pressure sensor is installed on the inner wall of the main body to detect the pressure in a tubing string and send the pressure information to the control circuit. An RFID reading circuit reads information carried by an RFID label in the tubing string and sends the information to the control circuit. The control circuit controls the reversing valve to switch to the first valve position when the pressure value received by the pressure sensor remains greater than a preset pressure for a preset time period continuously, switch to the third valve position when the displacement received by the displacement sensor remains greater than a preset displacement, and switch to the second valve position when a releasing command is received by the RFID reading circuit. Premature packing of the packer can be prevented.

The embodiment of the invention discloses a method and device for determining the screen-on time of an electronic device. The method includes the steps of when the electronic device reads character content to carry out display, determining a current specific scope area used for detecting the total number of characters according to a preset rule, detecting the total number of the characters in the specific scope area, computing a first time value required by reading all the characters in the specific scope range according to the detected character total number and a preset time standard value required by reading the characters, and determining the screen-on time of the electronic device according to the first time value. According to the method and device, a user is not required to repeatedly adjust the screen-on time of the electronic device, reading is guaranteed, and electric quantity losses of the electronic device are reduced.

The invention relates to a product tracing method which comprises the following steps of building a production information database; building a predetermined label database, a label replacement database and a to-be-sold product database; building a wholesale database and a resale database; building a sold product database; building an after-sales query system, a product position search system and a sales return system. After the product tracing method is adopted, a consumer can rapidly trace an origin place and a production unit of a product, the acquaintance of the product is deepened, the authenticity of the product can be rapidly distinguished, and the effects of supervising the normal dealing order of a market and maintaining legitimate interests of the consumer and an enterprise are realized; the method also provides convenience for the work of cracking down on counterfeits of a quality supervision department, and when RFID (Radio Frequency Identification) information is used on a label, an anti-theft effect is realized, and the RFID information is enabled to be completely read; meanwhile, the effect that the product can be still traced under the condition that the product label is torn is realized.

The invention discloses a control system special for industrial dust removing equipment and a control method of the control system. The control system is characterized by comprising a controller, a power source detection module, a pressure detection module, a temperature detection module, a material level detection module, an alarm output module and an RS485 communication module, wherein the power source detection module, the pressure detection module, the temperature detection module and the material level detection module are all connected with the input end of the controller and are respectively used for detecting power failure of the industrial dust removing equipment, the pressure difference value of inner and outer surfaces of a filter cylinder, the temperature of the filter cylinder and the material level of talcum powder in a powder blower; the alarm output module is connected with one output end of the controller; several other output ends of the controller are further respectively connected with a draught fan, the powder blower and a reverse blow valve; the controller is connected with an upper computer or a system server through the RS485 communication module, so that remote control is realized. The control system disclosed by the invention is simple in structure and high in automation degree.

The invention discloses an internet-of-things printing device and a renting monitoring management system and belongs to the field of printing equipment. The device and the system aim to solve the problems that in the prior art, a monitoring device is easy to take down, cannot be used for detection easily, and causes lessee losses and is simplex in payment mode. The printing device comprises a printer and a monitoring device. The monitoring device is connected with a control module in the printer and connected with an external computer. The renting monitoring management system of the printing device comprises a plurality of monitoring devices and a cloud server, controller information is sent to the cloud server through a communication device, and after being processed by the cloud server, the corresponding information is sent to a client device, a server device and a factory device. By means of the printing device and the system, inner signals of the printer can be directly detected through a detection device, the detection device is not easy to take down, payment modes are diversified, and portability is good.

The invention relates to a real-time burning method and device of an optical disk for synchronous audio and video recording. The method comprises the following steps of: burning a first file-set descriptor FSD in the optical disk, wherein the first FSD comprises a first file capacity and a first starting position; receiving real-time data and starting to burn for the first time at the first starting position; judging whether the size of the real-time data burnt for the first time reaches the first file capacity; and if the size of the real-time data burnt for the first time reaches the first file capacity, partitioning the real-time data to finish the first burning. According to the real-time burning method and device of the optical disk for synchronous audio and video recording provided by the invention, real-time burning can be directly performed on an audio and video file under the condition that complete data and size of a burnt file are not acquired, additional burning can also be realized, and normal reading of burnt data can also be guaranteed even though power is turned off during burning.

Embodiments of the invention provide a repair method and apparatus of SIM card encrypted files, and relates to the technical field of communication. The problem in the prior art that the validity of an SIM card cannot be identified due to the abnormality of the SIM card encrypted file of a terminal device to influence the implementation of call, internet surfing and other functions. The specific scheme is as follows: judging whether an internal memory space of a first SIM card encrypted file is equal to a standard value, if not, deleting the internal memory space of the first SIM card encrypted file, wherein the standard value is the internal memory space of a normal SIM card encrypted file; and using an encryption algorithm to generate a second SIM card encrypted file based on content information needing to be locked of the terminal device. The repair method and apparatus provided by the embodiments of the invention are used for repairing the SIM card encrypted files.

It's a multi-label anti-collision algorithm about ultra-high frequency long-range automatic identification system, which dynamically adjusts the Q value based on data labels to the collision. It includes the following steps: a. Default value of Q is 0 to 15; B. Reader sends QUERY (inquiries) commands and receives labeling return; c. Reader sent two Q-th-QUERY REP (Inquiry Response) command; d. After steps a, b, c, if collision count is 0 reading labels is over the next QUERY order Q value is determined in accordance with the collision and repeat steps a, b and c. Dynamic Q value is determined by the following methods: a. Estimate the number of labels; B. According to the estimates of the number of labels and calculating the probability of computing power and exponential, to seek to end the two index to get the new Q value. The invention can be realized UHF remote automatic identification system of multi-tag reading without completely omitted, and the reader has high efficiency.

The invention provides a device for rapidly detecting an open circuit of an infrared receiving tube and belongs to the technical field of information processing of a measurement industry. The device comprises an infrared array I and an infrared array II, which are symmetrically arranged at two sides of a coding disc; the infrared receiving tube comprises first-row receiving tubes arranged on the infrared array I and second-row receiving tubes arranged on the infrared array II; an infrared transmitting tube comprises first-row transmitting tubes arranged on the infrared array I and second-row transmitting tubes arranged on the infrared array II; the first-row receiving tubes and the first-row transmitting tubes are mutually crossed and arrayed; the second-row receiving tubes and the second-row transmitting tubes are mutually crossed and arrayed; the first-row receiving tubes correspond to the second-row transmitting tubes in a one to one manner, and the first-row transmitting tubes correspond to the second-row receiving tubes in a one to one manner; the infrared transmitting tube is electrified and the infrared receiving tube is not electrified; the first-row transmitting tubes provide infrared light illumination to the adjacent first-row receiving tubes, and the second-row transmitting tubes provide the infrared light illumination to the adjacent second-row receiving tubes, so that rapid discharging of a junction capacitance is realized. By adopting the device provided by the invention, the aim of rapidly detecting the open circuit of the infrared receiving tube is realized.

The invention provides a data processing method and device. The method comprises the following steps: when a target disk is in failure in an array reconstruction process, inserting a new disk into an array to replace the target disk of responding to data read-write, and updating stripe attributes corresponding to the new array, wherein data on the new disk in an old data stripe is invalid data, data on the new disk in a new data stripe is valid data, the old data stripe and the new data stripe are stripes where the new disk is positioned, the old data stripe is the stripe where data, written in before the new disk is added, is positioned and the new data stripe is the stripe where data, written in after the new disk is added, is positioned; when a data reading request is received, carrying out data reading according to stripe attributes corresponding to the array. By adopting the method and device provided by the invention, under the circumstance that a large amount of redundant backup space or redundant equipment is not required to be reserved, normal read-write of new data can be realized, that old data is read as far as possible is realized and resource consumption of storage space is reduced.

The invention discloses a three-dimensional vertical resistive random access memory array and an operation method and device thereof, equipment and a medium. The operation method comprises the step ofselecting a specific resistive random access memory in the three-dimensional vertical resistive random access memory array as a selected unit to perform programming operation. The programming operation comprises the following steps: respectively and correspondingly applying voltages Vdd, 0 and Von1 to a word line, a bit line and a selection line where a selected unit is located; applying zero voltage to a selection line where a first non-selected unit corresponding to the selected unit and different from the selected unit is located; in the word lines and the bit lines corresponding to the second non-selected units corresponding to the same selection line as the selected units, except the word lines and the bit lines where the selected units are located, applying voltages V1 to the rest word lines, and apllaying voltages V2 to the rest bit lines, wherein the voltages V1 and V2 meet the condition that the voltage drops of all the second non-selected units are smaller than Vdd / 2. Duringprogramming operation, misoperation caused by voltage drop of the resistive random access memory and fluctuation of corresponding programming voltage is overcome.

The invention provides a method and a device for generating an examination paper answer card, and an examination scoring system. The method for generating the examination paper answer card comprises the following steps: firstly, obtaining the identity information of an examinee; And according to the examinee's identity information, determine the examinee's registration code; Then according to thecandidate's registration code and the preset selection rules, assign the corresponding question group number; Based on the examinee 's identity information, The application code, the corresponding question group number and the preset answer card template generate a test paper answer card corresponding to the examinee, wherein, the test paper answer card includes the examinee's identity information, the application code, the question group number and the unique identification information corresponding to the examinee's identity information, and the preset answer card template is stored in the server in the format of word in advance. The method of the invention can greatly improve the accuracy of the information on the test paper answer card and the accuracy of identification.

The invention discloses a radio frequency tag capable of measuring temperature and an illuminant lamp with the same. The radio frequency tag capable of measuring temperature comprises an acoustic surface wave radio frequency tag chip and a tag antenna. The acoustic surface wave radio frequency tag chip comprises a piezoelectric substrate, an interdigital transducer and a reflecting grate. The reflecting grate comprises a temperature measuring reflecting grate body and a coding reflecting grate body. The interdigital transducer and the reflecting grate are located on the piezoelectric substrate. The illuminant lamp can be a runway side boundary lamp or a taxiway edge lamp or a runway center line lamp. By the adoption of the radio frequency tag, reliable reading of the radio frequency tag in an inner environment of the illuminant lamp is guaranteed, a special radio frequency tag is integrated with the inner portion of the illuminant lamp, the technology of the internet of things can be actually applied to spot inspection of the illuminant lamp, and efficiency and management efficiency are improved.

The invention relates to a method for message leaving through a refrigerator. A refrigerator control circuit is in communication connection with a remote control terminal through a network, the refrigerator control circuit sends a prompt after receiving a message from the remote control terminal. In the method, the message sent from a remote device can be received, so that the limitation that an existing refrigerator can only leave a face-to-face message is overcome, and the function of the refrigerator is fully achieved.

The invention discloses a hard disk array controller based on double hard disk redundancy, which comprises a first data buffer area, a second data buffer area, a third data buffer area, a fourth data buffer area, a data playback verification module, a redundant data generation module, a damaged hard disk reconstruction module, a data gate, a hard disk control interface and a hard disk array. The storage and reading rate of the hard disk array controller can be still kept unchanged when an optional hard disk or two optional hard disks in the hard disk array are in failure, the hard disk array controller can still realize the functions of recording while playing back and playing back while reconstructing when some hard disks in the array are in failure, and safety of the hard disk array is greatly enhanced.

The invention discloses a drawing tape with a suction cup. The tape comprises a shell, a ruler strip and a roller, wherein the suction cup is arranged on the shell, the ruler strip is arranged in theshell, a rotating shaft is arranged at the tail end of the shell, and a layer of fluorescent powder and a protective film are arranged on the ruler strip; a through hole is formed in the ruler strip,and a plug rod matched with the through hole is arranged on the roller; the shell is further provided with a protection pad. The tape has the advantages that the tape has basic functions and can alsobe used for drawing circles with different diameters; the roller ensures that the required circles are stably drawn; the suction cup is arranged on the shell of the tape so that the tape can be absorbed and fixed to an objected through the suction cup in use, and the problem that it is inconvenient for a single person to use a tape is solved; besides, the fluorescent layer is arranged on the surface of the ruler strip so that the tape can be used in the environment with poor light; scales on the tape can be read conveniently, whether the tape is attached to a measured object or not can be accurately judged, and measurement results can be guaranteed.

A linked list management method based on reference counting comprises the steps of setting a reference counting value and a linked list protected by reference counting, nodes in the linked list at least comprise one link pointer, and the nodes are connected through the link pointer. The method further comprises the steps that a plurality of access threads read data from the linked list at the sametime, one management thread is responsible for adding or deleting nodes to the linked list, and one recovery thread releases memory resources of the deleted nodes. In the initial state, the referencecount value is 1 to represent the initial reference count of the management thread to the linked list; before reading the data in the linked list, the access thread firstly adds 2 to the reference count value in an atomization manner; if the quotation count value is not 0 before 2 is added, 2 is subtracted from the quotation count value in an atomization mode after the process of reading the linked list data is completed, and if the quotation count value is 0 before 2 is added, 1 is subtracted from the quotation count value in the atomization mode after the process of reading the linked listdata is completed.

The invention discloses a comprehensive diagnosis method for power field terminal faults, and relates to the technical field of power detection. The method includes the following steps: step 1 of periodically uploading monitored power data in a data collector to a concentrator through the Ethernet, and performing abnormal analysis on the uploaded data; step 2 of performing power monitoring on thecollector through a monitor, copying the data of a power field terminal in real time, and uploading the data through a wireless network; step 3 of performing power field terminal device maintenance according to abnormal data; and step 4 of periodically detecting the power field by workers. According to the method, data is compared through information feedback, and mutual detection and replacementof spare parts are performed, to ensure that the data of the power terminal can be normal read and uploaded.

The invention discloses a file uploading method and device, a file accessing method and device, and a device. The file uploading method comprises the steps of obtaining target file data of a target file; packaging the target file data into sub-files; writing the at least one sub-file into the data file of the target file in a distributed file system; and writing update meta-information of the data file after the at least one sub-file, wherein the update meta-information of the data file comprises the attribute information of all sub-files of the written target file. According to the methods and the devices, when the file is uploaded, only a piece of update meta-information comprising the attribute information of all sub-files needs to be maintained, so the meta-information of each sub-file is prevented from being maintained respectively, and the storage resource and maintaining resources of the system are saved. The sub-files do not need to be synthesized into the target file, so a client device can read the file data of the target file in the distributed file system at any time.

The invention discloses a sound-absorbing and noise-reducing house structure for a library, which includes a roof, and holes corresponding to sound-absorbing pipes are arranged on the surface of the roof, and the sound-absorbing pipes pass through the holes on the roof and are installed on the roof. The inner surface is provided with a sound-absorbing board, the end of the sound-absorbing pipe close to the inner side of the roof is connected with a sound-absorbing port, the sound-absorbing port is made of sound-absorbing material, and the end of the sound-absorbing pipe near the outer side of the roof is connected with a sound-guiding tube, the sound-guiding pipe The inner cavity of the pipe is provided with sound-absorbing cotton, the bottom of the roof is provided with roof beams, the surface of the roof beams is provided with through holes, and the inner cavity of the roof beams is provided with a muffler. The sound-absorbing and noise-reducing housing structure of the library greatly reduces noise through various means, reduces the spread of noise, maintains a quiet environment in the library, and provides people with a good reading environment.

The invention relates to a solar battery charger, in particular to a solar charger integrated with load output control. The system comprises a storage battery, a solar cell panel, a synchronous Buck rectification circuit, a processor, a flyback power supply and a load output control circuit, the flyback power supply provides multiple isolation voltages for a chip and a circuit, and the control end of the synchronous Buck rectification circuit is connected with the first output end of the processor; the control end of the load output control circuit is connected with the second output end of the processor. The invention aims to design a solar charger integrated with load output control, which can automatically drive other loads to work while charging a battery, reduces electric energy loss, and has the advantages of stable system work and good safety. Compared with the prior art, the system has the advantages of being good in working stability, capable of remotely monitoring the charging state of the battery, capable of effectively protecting the solar cell panel and the storage battery, reliable in operation data storage and the like.