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55results about How to "Record fast" patented technology

Dual-interface radar data recorder

The invention discloses a dual-interface radar data recorder, which consists of a digital signal processor (DSP) main control module, a field programmable gate array (FPGA) interface control module, an analogue to digital converter (ADC) data acquisition module, a synchronous dynamic random access memory (SDRAM) data cache unit, a network interface chip, a solid integrated development environment (IDE) hard disc and a power supply chip. The connection relationship of the elements is that: the SDRAM data cache unit is connected with the DSP main control module for data caching; the DSP main control module and the ADC data acquisition module are both connected with the FPGA interface control module through buses to exchange data; the FPGA interface control module controls the solid IDE hard disc and the network interface chip to complete data record; and the power supply chip is responsible for supplying voltage required by the whole system. The recorder system is integrated on a printed circuit board (PCB) and conducts dual-interface functions by the coding of a DSP and an FPGA, so the use of specific chips is reduced, the area of the PCB area is reduced and the weight of the system is lightened; and the recorder has the advantages of flexible use and easy modification. The dual-interface radar data recorder has a practical value and a wide application prospect in the technical field of communication control.
Owner:BEIHANG UNIV

Ultra-high speed SAR (Synthetic Aperture Radar) data recorder and data recording method

The invention provides an ultra-high speed SAR (Synthetic Aperture Radar) data recorder. The recorder comprises an industrial computer, a field-programmable gate array, two groups of independent cacheunits, a storage medium and a drive and software module, wherein a control core of the industrial computer is an industrial computer main-board; the industrial computer main-board is provided with 4-8 independent paths of high-speed PCIe (Peripheral Component Interface express) 3.0 interfaces; the field-programmable gate array is used as a bridge chip of the PCIe and is in data transmission withthe industrial computer through the PCIe interfaces; the field-programmable gate array includes an internal register, a DMA (Direct Memory Access) controller and a PCIe hard core; the two groups of independent cache units are connected with the field-programmable gate array and are used as ping-pong cache units of SAR original data; the storage medium is connected with the industrial computer main-board and is used as a storage unit to implement data recording; and the drive and software module includes a first drive program used for driving data acquisition card hardware equipment to operate,a second drive program used for driving a solid-state disc to implement read and write functions, and data recording control software used for performing control and data recording of a DMA read-in process. The ultra-high speed SAR data recorder is beneficial to improving the data recording speed and recording capacity and is high in reliability, the production process is simplified and the costis low.
Owner:INST OF ELECTRONICS CHINESE ACAD OF SCI

Information recording method and device, computer device and readable storage medium

The invention is applicable to the field of computer technology, and provides an information recording method and device, a computer device, and a computer readable storage medium. The method includesthe steps of receiving a touch operation input by a user when a terminal is in a screen off state or a screen locked state; initiating a recording function when the touch operation satisfies a presetrecording function enabling condition; and when it is detected that the touch operation is completed, closing the recording function, and saving the recorded information. In the information recordingmethod provided by the embodiment of the invention, only the touch operation needs to be input when the terminal is in the screen off or screen locked state, a user does not need to start the screenfirst and then unlock the terminal, or after the terminal is directly unlocked, the user clicks the icon of a desired application program to start the application program and enters a corresponding functional application interface to record the information. The recording speed is increased, the operation is simple, and the use efficiency and user experience of the terminal are improved. The information can be quickly and easily recorded in the screen off or screen locked state.
Owner:MEIZU TECH CO LTD

Method and apparatus for realizing rapid recording in Internet of Videos conference

The invention provides a method and apparatus for realizing rapid recording in an Internet of Videos conference. The method includes steps: a recording instruction is generated by employing a one-keyrecording function of Internet of Videos scheduling control software, and information of a first Internet of Videos terminal which is currently speaking in the conference is read; the Internet of Videos scheduling control software transmits the information of the first Internet of Videos terminal to a recorded broadcast server through an Internet of Videos server and requests a recording task; therecorded broadcast server creates the recording task in response to the request, and feeds back a creation success message to the Internet of Videos scheduling control software; and the Internet of Videos scheduling control software receives a feedback, transmits a pre-recorded audio and video stream source to the recorded broadcast server through the Internet of Videos server, and starts recording of audios and videos. According to the method and apparatus, the one-key recording function is added at a speaking area of the Internet of Videos scheduling control software, audio and video imagesof a current speaker are directly recorded, too much operation is avoided, and recording of the audios and videos in the Internet of Videos conference can be rapidly completed.
Owner:VISIONVERA INFORMATION TECH CO LTD

Word mentioning method and device, terminal and storage medium

The invention relates to the field of communication, in particular to a prompting method and device, a terminal and a storage medium, a manuscript used for prompting is split into at least two prompting manuscript packages, each prompting manuscript package comprises a plurality of prompting contents, each prompting manuscript package is provided with a corresponding stepping tag, and the stepping tags are used for processing the prompting contents. The word prompting method comprises the following steps: acquiring a current stepping tag; obtaining a current word prompting signal; and matching the current prompting signal with the prompting content in the prompting manuscript package corresponding to the current stepping tag, and if the matching is successful, outputting a control signal for controlling the prompting content to be displayed. According to the method and the device, the length of each prompt manuscript package does not need to be considered, the speech speed of the specified object does not need to be considered, the manuscript used for prompt is directly split into the at least two prompt manuscript packages, and when re-recording is needed, re-recording can be rapidly carried out only by re-obtaining the stepping tag corresponding to the prompt manuscript package needing to be re-recorded.
Owner:深圳市励得数码科技有限公司

A method and device for realizing fast recording in video network conference

The present invention provides a method and device for fast recording in a video network conference. The method uses the one-key recording function of the video network scheduling control software to generate a recording instruction, and reads the first video network currently speaking in the conference. Terminal information; the video network scheduling control software sends the first video network terminal information to the recording and broadcasting server through the video networking server and requests a recording task; the recording and broadcasting server creates a recording task in response to the request, and will create a success message Feedback to the Internet of Vision scheduling control software; after receiving the feedback, the Internet of Vision scheduling control software sends the pre-recorded audio and video stream source to the recording and broadcasting server through the Internet of Vision server, and starts audio and video recording. The embodiment of the present invention adds a one-key recording function to the speaking area of ​​the Internet-of-Vision scheduling control software, directly records the audio and video images of the current speaker, and can quickly complete the audio-video recording in the Internet-of-Vision conference without too many operations.
Owner:VISIONVERA INFORMATION TECH CO LTD
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