51results about How to "Realize the recording function" patented technology

The invention discloses a set-top box device, a system and a method for realizing the IPTV channel recording and broadcasting. The set-top box device stores channels downloaded from an EPG server and the broadcasting information addresses thereof; when receiving a user channel recording and / or channel switching demand, the set-top box device searches out a corresponding address according to the channel the user selects, and obtains the media stream of the corresponding channel program of the broadcasting address from the media server; when the user requires recording and broadcasting simultaneously during the same process, the set-top box device switches the recording to operate at the background and switches the broadcasting to operate at the foreground. The invention realizes the humanized channel recording function, and solves the problem that the traditional video stream recording mode can not ensure the user to record and perform the channel switching to watch other channel programs simultaneously, thereby improving the user experience.

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.

The invention provides an endoscopic recorder which belongs to the electronic equipment field. The recorder comprises: a host, which is a functional structure provided with a display screen, a host battery and a storage unit through encapsulation; an endoscopic probe, which comprises a strip-shaped probe protection shell; and the probe protection shell, which is a protection shell body arranged at the external of the endoscopic probe. An optical lens, a sensitimeter and a lamp-house lamp are arranged in the probe protection shell; wherein, the video content recorded in the sensitimeter can be stored by the storage unit of the host and the lamp-house lamp is used for providing illumination light source. The endoscopic recorder realized by utilizing the invention can synchronously realize the audio and video recording function during the process of endoscopic examination and can play endoscopic video information by a monitor or a computer. Furthermore, the recorder has the advantages of small size, lower cost and being convenient for carrying and can realize the self-sterilization function of the endoscopic probe.

The invention provides an FPGA based multi-channel data recording and playback method. With a method for setting a data selector and adding or stripping marks, a function for completing the recording of multi-channel data working synchronously by a one-time recording operation can be achieved; and meanwhile, when a single task formed by one-time recording is in the playback operation, data can be returned through corresponding channels without packet loss. The multi-channel data recording and playback method can be used for recording multi-channel real-time data working synchronously, and the data can be played back at any time when needed to reproduce a test scenario. According to multi-channel data recording and playback method, the data can be effectively managed and used, the function of a data switch is replaced to a certain extent, the system design is simplified, and the system cost is reduced.

The invention relates to a microphone. The microphone comprises a receiver, an audio analog-to-digital converter, a processor and a memory, wherein the processor is connected with the memory, and the processor is connected with the memory through the audio analog-to-digital converter; and the processor is used for reading a song accompaniment file from the memory, controlling play of the song accompaniment file and performing mixing processing on voice input to the receiver and a song accompaniment. According to the microphone provided by the invention, a user is enabled to sing a karaoke directly using the microphone, it is unnecessary to obtain the song accompaniment by using a device such as a pointing device, a computer, a television and the like, as well as mixing processing and the like, and user experience is improved.

A baseplate management control system is applicable to supervision of running situations of a computer system, comprises a random access storage device as well as a baseplate management controller which comprises a processing unit and a monitoring unit, and executes a baseplate management control method. The processing unit is operated between a normal mode and an abnormal mode and generates an update signal which indicates a current operation mode. When the processing unit is operated under the normal mode, the processing unit can store a parameter material which is related to the running situations of the baseplate management controller in the random access storage device. The monitoring unit can generate a resetting signal according to the update signal when the monitoring unit judges that the processing unit is operated under the abnormal mode. The processing unit also decides whether restarting is needed according to the resetting signal, and transmits the parameter material to another electronic device after the restarting.

The invention provides a method and a device for implementing session history record in converged message service. The method comprises the following steps: receiving a piece of message through a CPM participating function, detecting a session history record function which has been started by a user, resolving the received message according to the protocol type of the received message and executing the session history record function according to the resolving result. Through the processing logic of the session history record function of the CPM participating function, the method and the device realize message and file transmission and session interaction history record function in a converged message service environment.

The invention relates to an independent wave recording system and a wave recording method for series compensation equipment. The system includes a platform measurement box, which is used to perform AD conversion on the collected transformer data and send them to the control and protection through the ST optical fiber interface. device and wave recording device; the control protection device is used to send the three-phase synchronous signal to the platform measurement box and the GOOSE switch signal to the wave recording device; the wave recording device is used to record the GOOSE switch signal and SV signal sent by platform measurement box. The technical solution provided by the invention comprehensively improves the reliability and objectivity of the wave recording mode of the series capacitor compensation device, and provides an important basis for analyzing system faults. The safety, stability and reliability are high, and the independent wave recording method has the least impact and modification requirements on the existing data acquisition system of series compensation, and minimizes the uncertain factors of these links.

The invention discloses an intelligent garbage classification and recovery device, and relates to the field of garbage classification. The intelligent garbage classification and recovery device mainlycomprises a single-chip microcomputer, a capacitive proximity sensor, an infrared distance measuring sensor, an ultrasonic sensor, a steering engine, a stepping motor, a rope body, a magnet and otherparts. According to the intelligent garbage classification and recovery device, the recognition function of the garbage types, the recording function of the garbage throwing detection action and thefull-automatic filling function of the report garbage can can be achieved, so that the garbage sorting efficiency is greatly improved.

The embodiment of the invention provides a voice call recording method, an earphone and a call terminal. The method comprises the following steps: acquiring first audio data through a radio microphoneof the earphone; receiving second audio data sent by the call terminal; and sending the first audio data and the second audio data to the call terminal, so that the call terminal processes the firstaudio data and the second audio data into call records and stores the call records. The earphone can acquire the first audio data and the second audio data in the call and send the second audio data to the call terminal, so that the call terminal processes the first audio data and the second audio data into a call record and stores the call record, thereby realizing a recording function.

The invention discloses a screen recording and evidence storage method. The steps are: apply to the user for a super user authority mode, and then call the system's screen recording interface to apply for a screen recording function; after obtaining the screen recording authority, place a third-party reading software on the front end of the mobile phone screen , the screen-recording software is placed in the background of the system; the background of the screen-recording software turns on the timing function, and continuously sends click events to the screen, enabling the reading software to realize the function of flipping books, and at the same time, the latitude and longitude information obtained by the positioning software is reported to the server as part of the evidence for retention; When the user voluntarily terminates the screen recording function, the function of screen recording and certificate storage will be terminated; the video file obtained from the screen recording will be reported to the server as evidence by block technology; the server will synthesize the block file and verify the integrity of the file, and inform the mobile phone Screen results, and finally complete the overall process. This method can solve the problem of notarization of literary works when the notary notarizes, realizes the function of automatically flipping the content, reduces duplication of labor, and improves the efficiency of notarization.

The invention discloses a recording control circuit for a visitor interphone. The recording control circuit comprises an electret Y, a capacitor C1, a potentiometer RP1, a triode VT1, an operational amplifier U1 and a key switch SB. One end of the electret Y is connected with one end of the capacitor C1 and the potentiometer RP1. The other end of the potentiometer RP1 is connected with the other end of the electret Y and the other end of the capacitor C1 and is grounded. A slide sheet of the potentiometer RP1 is connected with a capacitor C2. The other end of the capacitor C2 is connected witha resistor R1 and a base of the triode VT1. A collector of the triode VT1 is connected with the other end of the resistor R1, a capacitor C4 and a resistor R2. The circuit provided by the invention is built in the visitor interphone; through matching of a recorder, when a host is not at home, a visitor recording function can be realized; after the host gets home, who visits today can be timely known by the host; for a visitor without urgency, an owner can know a visit record without paying communication fee; the owner is informed of the visit unobtrusively; and the practicability is high.

The invention discloses a live recording and broadcasting method for synchronously transmitting MIDI based on the RTMP protocol. Firstly, by collecting images, audio and MIDI signals, and encoding and compressing the collected images and audio respectively; secondly, compressing the collected MIDI signals and encoding The audio is mixed, and the encoded and compressed images are pushed to the server together, and the encoded and compressed images, mixed audio and MIDI signals are recorded and broadcasted at the same time; then, based on the RTMP protocol, the mixed audio and MIDI signals are pulled from the server and separated. MIDI data, decode audio data and image data at the same time; then, integrate the decoded image data and audio data into playback audio and video, and send the separated MIDI data to the musical instrument; finally, realize the synchronous linkage between audio and video playback and musical instruments . Based on the RTMP protocol, the invention transmits MIDI, audio, and images synchronously and saves the MIDI data after transferring to M3U8. The live recording and broadcasting of musical instruments can be realized, and users can also choose live broadcasting or recording broadcasting according to needs, which has strong applicability.