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65results about How to "Change the way of operation" patented technology

Music similarity processing method

The present invention provides a music similarity processing method which comprises the following steps: after inputting first characteristic information of multimedia information of first music or the multimedia information of first music, extracting first characteristic information from the multimedia information of first piece of music; decomposing the first characteristic information to a plurality of information segments which start from a random starting point and have a certain length; after inputting the second characteristic information of multimedia information of second piece of music or inputting the multimedia information of second piece of music, extracting the second characteristic information from the multimedia information of second piece of music; calculating the information similarity data of a random segment of a plurality of information segments and a random segment in the second characteristic information; selecting a maximum value of similarity from the similarity data; and determining whether the maximum value of similarity exceeds the preset threshold. If the preset threshold is exceeded, high similarity between the first piece of music and the second piece of music is determined, and otherwise low similarity between the first piece of music and the second piece of music is determined.
Owner:BEIJING PAIRUIGEN SCI & TECH DEV

Assisted learning system of music

InactiveCN101551997ARealize automatic acquisitionRealize automatic page turning functionMusicSpeech recognitionInformation storageSyllable
The present invention provides an assisted learning system of music which comprises an information memory stack that is stored with the information of at least one piece of music. The invention is characterized in that the assisted learning the assisted learning system of music further comprises the following components: a sound input component; a characteristic extracting component for extracting first characteristic information from the sound signal or information input from the sound input component; a medium information selecting component for selecting the information of a certain music to be learned; a medium information characteristic extracting component for calculating the second characteristic information of selected music information; a characteristic similarity calculating component which is used for calculating and determining the similarity of first characteristic information and the second characteristic information of selected music information; and an information reminding component for providing the difference between the input sound and the selected music information according to the information similarity. The assisted learning system of music according to the invention can further provide the difference between the input sound and the entirety and/or partial fragment and/or single syllable of selected music information. The difference between the played or singed music and the music itself can be found and effectively modified in learning.
Owner:BEIJING PAIRUIGEN SCI & TECH DEV

Media broadcasting device and media operating method

The present invention provides a media broadcasting device and media operating method. The media broadcasting device comprises the following components: an information memory stack which is stored at least one piece of multimedia information, a multimedia signal output component, a sound input component, a characteristic extracting component, a medium information characteristic storing component, a characteristic similarity calculating component, a characteristic similarity determining component and a multimedia information selecting component. The piece of multimedia information corresponding with the information segment with maximum similarity in the information memory stack is selected and transmitted to the multimedia signal output component. The media information with maximum similarity with the input sound is selected from the media player through sound input. The operating mode of prior media player is changed. A more accurate media information positioning is provided. Furthermore the manual operation is not required in most of conditions. The selection of media information can be executed and the broadcasting starting point of media can be controlled directly through speaking or singing. The operating difficulty of user is greatly reduced. The operation of media player even can be realized by the blind or the user with little player operation.
Owner:BEIJING PAIRUIGEN SCI & TECH DEV

Intelligent air conditioner system and intelligent air conditioner control method

The invention discloses an intelligent air conditioner system which comprises at least one handheld terminal, a control platform, a phone set terminal and at least air conditioner terminal, wherein the control platform is used for providing an operating webpage, a user logs in the operating webpage through the handheld terminal and carries out control operation, then the control operation of the user on the operating webpage is packaged into a control command and the control command is sent to the phone set terminal; the phone set terminal is used for analyzing and packaging the control command and then sending the analyzed and packaged control terminal to the air conditioner terminal; the air conditioner terminal is used for executing the control command and sending an execution result to the phones set terminal; the phone set terminal is also used for packaging the execution result and sending the packaged execution result to the control platform; and the control platform is also used for analyzing the execution result and sending the analyzed execution result to the handheld terminal. The invention also discloses an intelligent air conditioner control method. The invention ensures that the user can simply and conveniently carry out unified remote control on the air conditioner terminal, and has the advantages of lower realization cost, stable and reliable operation and strong expandability.
Owner:SHANGHAI SIMCOM LTD

Automatic page overturning device

The present invention provides an automatic page overturning device which comprises an information memory stack stored at least one piece of multimedia information and a display component, and furthermore the automatic page overturning device comprises the following components: a sound input component; a characteristic extracting component for executing first characteristic information from the sound signal or information input from the sound input component; a medium information characteristic memory component which is stored with second characteristic information corresponding with each piece of multimedia information; a characteristic similarity computing component used for computing and determining the current information of multimedia information corresponding with the information segment which has maximum similarity with the part of multimedia information displayed by the first characteristic information and display component; and a page overturning component. When the current position of multimedia information is the end of multimedia information part displayed by the display component, the content of next page of multimedia information is displayed by the display component. The music executant can keep his mind on the playing of music without manually overturnning the page of music.
Owner:BEIJING PAIRUIGEN SCI & TECH DEV

Dual-channel acoustic-guided epidural puncture needle

A dual-channel acoustic-guided epidural puncture needle is composed of a pressure-taking device, an epidural puncture needle tube, a spinal needle assembly, a needle seat, and a syringe pump connector. An anesthetic catheter channel is arranged inside a needle wall of the epidural puncture needle tube, the end of the anesthetic catheter channel is provided with a bend needle end, the top of the needle wall is provided with a spinal needle tube channel, the needle seat has a double-channel structure, a spinal needle inlet and an anesthetic catheter inlet at one end of the needle seat respectively communicate with the spinal needle tube channel and the anesthetic catheter channel of the epidural puncture needle tube, the spinal needle assembly is composed of a spinal needle, a positioning sleeve and a needle handle, the spinal needle comprises a spinal needle tube wall and a spinal needle tube cavity, and a connecting tube at an outlet end of the pressure-taking device is connected to the needle seat through a connecting pipe connector. According to the puncture needle, a double-channel entry structure of the anesthetic catheter and the spinal needle is adopted, the operation mode of combined spinal-epidural anesthesia is changed, and the success of the puncture and anesthesia is guaranteed; and the structure of the spinal needle with the positioning sleeve and the structure of the epidural needle tube with a back hole are provided so that a guarantee is provided for correct implementation of spinal anesthesia.
Owner:王刚

Laser pen interaction control system and laser pen interaction control method

The embodiment of the invention discloses a laser pen interaction control system and a laser pen interaction control method. The control system comprises a laser pen, a control subsystem, projection equipment and a projection screen, wherein the control subsystem, the projection equipment and the projection screen are connected in sequence. A user emits laser points on a projection screen through a laser pen, displays an actual image on an LCD display screen of a control device through image acquisition of a camera, transmits the actual image to a projection device through a network in real time, and carries out image calibration in a control software program of the projection device to obtain an independent projection screen image. And then image feature point detection algorithm calculation is performed on the laser points in the projection screen image to obtain position information of the laser points, and is mapped to obtain a coordinate position corresponding to the host screen, and the slide is controlled to complete different interaction actions in real time according to different screen areas where the coordinate position is located. According to the scheme provided by the embodiment of the invention, the interaction mode of the laser pen and the slide is improved, and the speech quality is improved.
Owner:AVIC BEIJING CHANGCHENG AVIATION MEASUREMENT & CONTROL TECH INST +2

Intelligent spatial writing television remote controller

The invention discloses an intelligent spatial writing television remote controller, which relates to television remote control equipment. The intelligent spatial writing television remote controller has the advantages of small volume, fewer keys, flexibility and convenience of operation, conformity with the daily writing habits of users, spatial writing function and the like and can realize normal television channel selection, sound volume and color regulation and other functions by freely writing characters, Chinese characters or specific symbols. The intelligent spatial writing television remote controller has a motion sensor, a spatial writing sensor module, a key module, a central processing module, a wireless communication module and a power supply, wherein the spatial writing sensor module and the key module are connected with the central processing module respectively; the wireless transmitting sub-module in the wireless communication module is connected with the central processing module, and the wireless receiving sub-module is connected with an external host machine; and the power supply is electrically connected with the motion senor, the spatial writing sensor module, the key module, the central processing module and the wireless communication module respectively.
Owner:XIAMEN UNIV

Assisted learning system of music

InactiveCN101551997BRealize automatic acquisitionRealize automatic page turning functionMusicSpeech recognitionSyllableFeature extraction
The present invention provides an assisted learning system of music which comprises an information memory stack that is stored with the information of at least one piece of music. The invention is characterized in that the assisted learning the assisted learning system of music further comprises the following components: a sound input component; a characteristic extracting component for extractingfirst characteristic information from the sound signal or information input from the sound input component; a medium information selecting component for selecting the information of a certain music to be learned; a medium information characteristic extracting component for calculating the second characteristic information of selected music information; a characteristic similarity calculating component which is used for calculating and determining the similarity of first characteristic information and the second characteristic information of selected music information; and an information reminding component for providing the difference between the input sound and the selected music information according to the information similarity. The assisted learning system of music according to the invention can further provide the difference between the input sound and the entirety and / or partial fragment and / or single syllable of selected music information. The difference between the played orsinged music and the music itself can be found and effectively modified in learning.
Owner:BEIJING PAIRUIGEN SCI & TECH DEV

Network searching system and information searching method

The present invention provides a network searching system and a network searching method, wherein the network searching system comprises a remote server component and near-end components which are connected through Internet or local network. The near-end components comprise the following components: a sound input component, a characteristic extracting component, an information transmitting component and a first information receiving component. The remote server component comprises the following components: a second information receiving component, a medium information storing component, a characteristic similarity calculating component, a characteristic similarity determining component and a multimedia information selecting component. The multimedia information searching method comprises the following steps: inputting sound signal or information at the near-end components for extracting first characteristic information; transmitting first characteristic information the remote server component; calculating the similarity between the first characteristic information and the second characteristic information of each piece of stored medium information by the remote server component, searching one piece or a plurality of pieces of information by the remote server component according to the second characteristic information corresponding with a plurality of similarity data with the maximum value or similarity that exceeds the preset threshold, and transmitting to the one piece or a plurality of pieces of multimedia information to the near-end components.
Owner:BEIJING PAIRUIGEN SCI & TECH DEV

Machine for automatically removing piston-ring tread opening burrs

The invention discloses a machine for automatically removing piston-ring tread opening burrs. The machine comprises a machine frame and a back plate. The back plate is arranged on the machine frame through installing supports, both a first feeding cantilever and a second feeding cantilever are arranged on the back plate, a tail-end support is arranged at one end of the first feeding cantilever, a guiding device is arranged at one end of the second feeding cantilever, a pushing air cylinder is arranged on a transmission guiding rail, and a pushing plate is arranged on the pushing air cylinder; a receiving mechanism comprises a first receiving cantilever, a second receiving cantilever and a converse T rod, one ends of the first receiving cantilever and the second receiving cantilever are fixedly connected with the back plate, the converse T rod is connected to the other ends of the first receiving cantilever and the second receiving cantilever, a sliding slope is arranged on the converse T rod, a micro motor is arranged on the machine frame through a supporting base, a shutter wheel for grinding piston-ring burrs is arranged on the micro motor, and the guiding device comprises a guiding protruding block, a guiding slope and a grinding space. The machine is simple and reasonable in structure, the labor strength of employees is reduced, the working efficiency is improved, and the defective rate is reduced.
Owner:ANQING TP GOETZE PISTON RING
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