Entries |
Document | Title | Date |
20080236368 | RECORDING OR PLAYBACK APPARATUS AND MUSICAL PIECE DETECTING APPARATUS - Provided is a recording or playback apparatus capable of separating a musical piece from an audio including the musical piece and a speech through a simple arithmetic process. A cut point detector detects, as a cut point, a time point at which an audio signal level or an amount of change in the audio signal level is not lower than a predetermined value. A frequency characteristic amount calculator calculates a characteristic amount in a frequency area of the audio signal only at each cut point and in its proximity. A cut point judging unit judges an attribute of the cut point on a basis of the calculated characteristic amount of the frequency. A music section detector detects a start and end points of each music section on a basis of the attribute and an interval between sampling points. | 10-02-2008 |
20080276793 | BEAT ENHANCEMENT DEVICE, SOUND OUTPUT DEVICE, ELECTRONIC APPARATUS AND METHOD OF OUTPUTTING BEATS - In a sound output device, a sound input unit acquires a sound signal reproduced by a reproduction device. A beat extractor extracts a beat component of the sound signal based on a spectrogram, and generates a beat waveform having information of a beat timing and a beat intensity. An output signal generator amplifies the sound signal with the beat waveform being a gain, using the beat timing and beat intensity which the beat waveform has. A sound output unit outputs the beat enhanced sound signal as a sound by performing D/A conversion on the beat enhanced sound signal. | 11-13-2008 |
20090056526 | BEAT EXTRACTION DEVICE AND BEAT EXTRACTION METHOD - Upon receiving a digital audio signal recorded in a .wav file, a beat extraction processing unit | 03-05-2009 |
20090199698 | Storage medium storing musical piece correction program and musical piece correction apparatus - A musical piece correction apparatus corrects a sounding timing (note-on timings) of a sound constituting apart of a musical piece. First, the musical piece correction apparatus reads, from storage means, music performance data indicating sounding timings in the musical piece. Next, the musical piece correction apparatus sets a plurality of reference timings (grids) in a performance period of the musical piece, and sets, for each reference timing, a reference period (area) including said each reference timing. At this point, from among sounding timings included in the reference period, a nearest sounding timing to said each reference timing is selected, and the selected sounding timing is corrected so as to coincide with said each reference timing. | 08-13-2009 |
20090217805 | MUSIC GENERATING DEVICE AND OPERATING METHOD THEREOF - Provided is a music generating device. The device includes a user interface, a lyric processing module, a melody generating unit, a harmony accompaniment generating unit, and a music generating unit. The user interface receives lyrics and melody from a user, and the lyric processing module generates a voice file corresponding to the received lyrics. The melody generating unit generates a melody file corresponding to the received melody, and the harmony accompaniment generating unit analyzes the melody file to generate a harmony accompaniment file corresponding to the melody. The music generating unit synthesizes the voice file, the melody file, and the harmony accompaniment file to generate a music file. | 09-03-2009 |
20090235809 | System and Method for Evolving Music Tracks - Systems and methods of generating music tracks are disclosed. One such method, for generating one type of music track from another type of music track, is implemented in a computer. The method includes the steps of receiving a music track input having a first type into an artificial neural network (ANN), and producing a music track output having a second type from the ANN, based upon the music track input having the first type. | 09-24-2009 |
20090272253 | MUSIC EDIT DEVICE AND MUSIC EDIT METHOD - A music editing apparatus is provided that uses so-called time line meta data that describe a beat and melody structure of a song to automatically accomplishes an automatic DJ remix play with a low load. The apparatus also includes a synchronous reproduction controlling section which sends a master beat to the remix processing section and reproduces a plurality of songs corresponding to a remix process which the remix processing section designates corresponding to a remix pattern and the meta data and a mixing section which mixes the songs reproduced by the synchronous reproduction controlling section. The synchronous reproduction controlling section also includes a phase comparator which compares a phase of a beat synchronous signal generated from the meta data supplied from the remix processing section with that of the master beat signal; an integrating circuit which integrates a phase compared output of the phase comparator; and a correcting section which corrects a tempo based on an integrated output of the integrating circuit. | 11-05-2009 |
20090282965 | Musical sound device - The present invention is a musical sound device having an input device including a plurality of selection sections and a timing input section, a storage unit for storing first musical sound data for outputting a first musical sound, second musical sound data for outputting a second musical sound, and a rhythm pattern to output the second musical sound data, an allocation unit for allocating the first and second musical sound data to the plurality of selection sections according to a predetermined relationship, a control unit for outputting the second musical data corresponding to the input from selection section, to an output unit according to the rhythm pattern, and outputting the first musical sound data according to input from the selection section and the timing input section, to the output unit, and an output unit corresponding to the first and second musical sound data received from the control unit. | 11-19-2009 |
20090314154 | GAME DATA GENERATION BASED ON USER PROVIDED SONG - The vocal track of any song provided by a user may be isolated and data based on the vocal track, such as pitch, rhythm, and/or duration, may be generated. The data may be used in a game in which the user may sing into a microphone and may try to match their singing as closely as possible to that of the vocal track. Feedback may be provided to the user at as to how the user's singing compares with respect to the vocal track based on the on the pitch, rhythm, and/or duration. | 12-24-2009 |
20100011939 | ROBOT - A robot includes: a sound collecting unit collecting and converting a musical sound into a musical acoustic signal; a voice signal generating unit generating a self-vocalized voice signal; a sound outputting unit converting the self-vocalized voice signal into a sound and outputting the sound; a self-vocalized voice regulating unit receiving the musical acoustic signal and the self-vocalized voice signal; a filtering unit performing a filtering process; a beat interval reliability calculating unit performing a time-frequency pattern matching process and calculating a beat interval reliability; a beat interval estimating unit estimating a beat interval; a beat time reliability calculating unit calculating a beat time reliability; a beat time estimating unit estimating a beat time on the basis of the calculated beat time reliability; a beat time predicting unit predicting a beat time before the current time; and a synchronization unit synchronizing the self-vocalized voice signal. | 01-21-2010 |
20100050854 | METHOD AND DEVICE FOR THE AUTOMATIC OR SEMI-AUTOMATIC COMPOSITION OF MULTIMEDIA SEQUENCE - The method according to the invention includes the creation of a reference multimedia sequence structure, the breaking down of this structure into basic components (tracks P | 03-04-2010 |
20100175538 | RHYTHM MATCHING PARALLEL PROCESSING APPARATUS IN MUSIC SYNCHRONIZATION SYSTEM OF MOTION CAPTURE DATA AND COMPUTER PROGRAM THEREOF - Computation time of correlation comparison between rhythm features obtained from motion capture (MoCap) data and rhythm features obtained from music data is shortened. A rhythm matching parallel processing apparatus includes a feature holding unit which holds beat information of a music segment of input music data and MoCap data having motion beat features of high correlation with beat features of the input music data, a correlative value computation parallel execution procedure registering unit which registers a correlation value computation parallel execution procedure, and a correlation value parallel computing unit which computes in parallel correlation values between the motion beat features of the MoCap data and the beat information of the music segment held in the feature holding unit. The correlation value parallel computing unit obtains in parallel a highest correlation value between the beat features of the music segment and the motion beat features of the MoCap data. | 07-15-2010 |
20100192754 | APPARATUS AND METHOD FOR GENERATING MUSIC USING BIO-SIGNAL - An apparatus and method for generating music is provided. A bio-signal measurer measures a bio-signal of a user. A bio-signal configuration information extractor extracts bio-signal configuration information from the measured bio-signal. A music composition information setter matches the extracted bio-signal configuration information to music composition information for composing a music file and sets a result of the matching as set music composition information. A melody composer composes a melody including the set music composition information. A music file generator generates a music file including the composed melody. | 08-05-2010 |
20100313739 | RHYTHM RECOGNITION FROM AN AUDIO SIGNAL - A guitar delay engine such as a multi-tap delay pedal or other rhythm engine such as a vocal multi-tap delay pedal, a drum machine, or any other device that requires setting a rhythmic pattern (i.e. level and timing information) for operation is provided. In a guitar delay device, the guitarist can hold down a foot pedal, play a rhythmic pattern on their guitar, and then release the foot pedal and have the rhythmic pattern just played emulated in the delay pattern on the device. | 12-16-2010 |
20110146478 | SYSTEM AND METHOD FOR POLICY BASED AUTOMATIC SCORING OF VOCAL PERFORMANCES - Systems and methods for the automatic scoring of a vocal performance are provided. The systems and methods for providing feedback and scoring a vocal performance generally relate to receiving/processing a user's vocals, measuring the various performance qualities of the performance according stored evaluation policies and rendering a score according to stored scoring policies. | 06-23-2011 |
20110214556 | RHYTHM EXPLORER - A compositional tool classifies and indexes loops in a library of audio loops by generating a time-stamped series of the durations of the percussive events that comprise each loop. The duration of a percussive event is based on spectral masking, in which a subsequent event having a spectral similarity to a prior event terminates the prior event. A composer queries the library with a query loop, and the system returns loops ranked according to the distance of their rhythmic signatures from that of the query loop, the distance determination being based on dynamic time warp analysis. Rhythmic signatures may also be used to classify and index video sequences. | 09-08-2011 |
20110232462 | SYSTEM FOR COMPUTER-ASSISTED INTERPRETATION OF PRE-RECORDED MUSIC - The invention relates to a computer-aided prerecorded-music-interpretation system. The system comprises at least one musical actuator (A | 09-29-2011 |
20110271819 | MUSIC ANALYSIS APPARATUS - In a musical analysis apparatus, a spectrum acquirer acquires a spectrum for each frame of an audio signal representing a piece of music. A beat specifier specifies a sequence of beats of the audio signal. A feature amount extractor divides an interval between the beats into a plurality of analysis periods such that one analysis period contains a plurality of frames, and separates the spectrum of the frames contained in one analysis period into a plurality of analysis bands so as to set a plurality of analysis units in one analysis period in correspondence with the plurality of the analysis bands, such that one analysis unit contains components of the spectrum belonging to the corresponding analysis band. The feature amount extractor further calculates a feature value of each analysis unit based on the components of the spectrum contained in each analysis unit, thereby generating a rhythmic feature amount that is an array of the feature values calculated for the analysis units and that features a rhythm of the piece of music. | 11-10-2011 |
20110277616 | LOW FREQUENCY MASSAGE APPARATUS OPERATING IN CONJUCTION WITH MUSIC AND METHOD OF OPERATING THE SAME - A low frequency massage apparatus may include a wired sound source input module for receiving a sound source signal being played, a frequency filter module for classifying the sound source signal according to frequencies, an A/D converter module for digitally converting the classified sound source signal, a music classification module for classifying the converted sound source signal for each musical instrument or for each genre, a database for storing pieces of frequency information for each musical instrument, pieces of frequency information for each genre, and pieces of massage pattern information, a massage pattern change module for loading a massage pattern, corresponding to the sound source signal, from the database and changing the massage pattern according to frequency components of the sound source signal, and an output channel change module for setting the changed massage pattern for each output channel and outputting the set massage pattern to the output terminals of massage pads. | 11-17-2011 |
20120006183 | AUTOMATIC ANALYSIS AND MANIPULATION OF DIGITAL MUSICAL CONTENT FOR SYNCHRONIZATION WITH MOTION - Systems and methods are provided for extracting rhythmic chroma information from a signal. A method may perform a process for rhythmic event perception, periodicity estimation, and chroma representation. Such a process may be implemented by a digital signal processor. The method may further include time-stretching a music signal so that a rhythm of the music signal matches a rhythm of motion detected by a motion sensor. | 01-12-2012 |
20120060666 | DEVICE AND METHOD FOR RHYTHM TRAINING - A programmable rhythm trainer configured to operate on a general purpose computing device including a handheld computing device or a mobile communication device. According to an embodiment, the programmable rhythm trainer comprises a component configured to generate a mix or chain comprising one or more bars and each the bars comprising one or more note arrangements. According to an embodiment, the programmable rhythm trainer comprises a component configured to rearrange one or more of the bars in the chain and save the rearranged chain to memory. According to an embodiment, the programmable rhythm trainer comprises a component configured to rearrange one or more of the note arrangements belonging to one of the bars. According to an embodiment, the programmable rhythm trainer comprises a component configured to set a beats-per-minute for one or more the chains in response to a user input. According to an embodiment, the programmable rhythm trainer comprises a graphical user interface and input for manipulating one or more of the notes, the note arrangements, the bars and/or the chains or mixes. According to an embodiment, the programmable rhythm trainer comprises an application or software program configured to run on computing device. According to another embodiment, the programmable rhythm trainer comprises a portable or handheld device. | 03-15-2012 |
20120067196 | SYSTEM AND METHOD FOR SCORING A SINGING VOICE - A system for scoring a singing voice comprises a receiving means ( | 03-22-2012 |
20120125179 | INFORMATION PROCESSING APPARATUS, SOUND MATERIAL CAPTURING METHOD, AND PROGRAM - An information processing apparatus is provided which includes a music analysis unit for analyzing an audio signal serving as a capture source for a sound material and for detecting beat positions of the audio signal and a presence probability of each instrument sound in the audio signal, and a capture range determination unit for determining a capture range for the sound material by using the beat positions and the presence probability of each instrument sound detected by the music analysis unit. | 05-24-2012 |
20120255424 | MUSICAL SOUND GENERATION INSTRUMENT AND COMPUTER READABLE MEDIUM - There is provided a musical sound generation instrument. The instrument includes: a storage unit configured to store song data and audio data therein, wherein (a) the song data includes pitches and time information indicating sound generation timing of musical sounds of a song, and (b) the audio data is accompaniment data for the song of the song data; a musical sound data generator configured to generate musical sound data of prescribed musical sounds, based on manipulations of a plurality of playing elements; and an audio data player configured to read and play the audio data according to elapsed time information obtained by the time information included in the song data. The audio data player includes: a manipulation judging unit configured to determine whether manipulation timing of one of the playing elements synchronizes with the sound generation timing of the song data; and a player controller. | 10-11-2012 |
20140033902 | TECHNIQUE FOR ANALYZING RHYTHM STRUCTURE OF MUSIC AUDIO DATA - When a music audio to be analyzed is to be divided into a plurality of possible pattern segments based on estimated beat positions, it is divided in a plurality of different ways according to individual division models obtained by sequentially shifting the leading or first beat position of the possible pattern segments. Such division can provide plural sets of possible pattern segments with each of the sets corresponding to one of the division models. For each of the sets, comparison is made between individual possible pattern segments and individual reference performance patterns. For each of the possible pattern segments of the set, at least one reference performance pattern that matches the possible pattern segment is determined. Then, at least one combination of reference performance patterns is identified for each of the sets of possible pattern segments. One optimal combination is selected from among the identified combinations. | 02-06-2014 |
20140053711 | SYSTEM AND METHOD CREATING HARMONIZING TRACKS FOR AN AUDIO INPUT - A system and method of creating harmonizing tracks for an audio input. Audio input is received and a plurality of harmonizing tracks are created based on the received audio input. Each of the plurality of harmonizing tracks are transposed based on a transposition value for each respective track. Individual notes of the harmonizing tracks are manipulated based on a chord strictness threshold and an audio output is provided based on the audio input and the manipulated plurality of harmonizing tracks. | 02-27-2014 |
20140260910 | SYSTEM AND METHOD FOR ANALYSIS AND CREATION OF MUSIC - A method and system for analyzing patterns in the relationships of notes of an input piece of music. The method comprises generating a set of the most frequently occurring note pitches in ascending pitch order that matches an interval pattern, and detecting out-of-key pitches that lie outside of this interval pattern. One or more potential key sequence bifurcations are identified which represent a list of possible key sequences according to forwards and backwards analysis. By finding patterns of repetition in the chordal sequences that may be generated according to these key sequence bifurcations, a key sequence that allows the most frequently recurring chord sequences may be chosen. Chord sequences may be analyzed by using ghost chords, temporary harmonic structures that are created, updated and finalized over time according to a combination of essential and inessential note fragments. The method further comprises identifying non-harmony pitches according to the analyzed chord sequence. | 09-18-2014 |
20150013527 | SYSTEM AND METHOD FOR GENERATING A RHYTHMIC ACCOMPANIMENT FOR A MUSICAL PERFORMANCE - Embodiments of the invention include storing musical elements in a database and processing performance data, where the musical elements including a plurality of reference accent pattern data and a plurality of reference system pattern data. Processing performance data can include receiving input data corresponding to a musical performance, determining an accent pattern for the musical performance, matching the accent pattern data to one or more reference accent pattern data in the database, and selecting one of the matching reference accent patterns. Processing performance data further includes receiving input corresponding to a selection of a musical style, one or more musical performance parameters, and generating a musical accompaniment based on the processed performance data, the selected musical style, and the selected one or more musical performance. | 01-15-2015 |
20150013528 | SYSTEM AND METHOD FOR MODIFYING MUSICAL DATA - A computer-implemented method comprises receiving musical data including reference timing data, and a succession of musical notes arranged with respect to the reference timing data, receiving input corresponding to a selection of a groove template, and altering the arrangement of the notes (shifting in a positive or negative direction) with respect to the reference timing data based on the selected groove template. Altering the arrangement of notes can further include adding additional musical notes to the succession of musical notes to add stylistic embellishments particular to the selected groove template, where one of the selectable groove templates includes adding a shuffle dynamic to the succession of musical notes by determining a positive offset associated with each of the musical notes along the musical bar, and applying the positive offset to each of the musical notes, wherein the positive offset corresponds to the position of the musical note. | 01-15-2015 |
20150068389 | MUSIC PIECE ORDER DETERMINATION DEVICE, MUSIC PIECE ORDER DETERMINATION METHOD, AND MUSIC PIECE ORDER DETERMINATION - A beat information corrector acquires beat position information including information regarding a point of time when a beat is reproduced, acquires a tempo value indicating a number of beats per unit time in a music piece, and corrects the beat position information of the music piece so that the tempo value of the music piece be a same value as the reference value. A correlation value calculator calculates a correlation value, which indicates a degree of correlation of beat position information between respective music pieces among a plurality of the music pieces, based on the corrected beat position information. A music piece order determiner determines a music piece order as a reproduction order of music pieces, which are to be reproduced successively, so that a product or total sum of the correlation values between the music pieces be at a maximum or an approximate solution thereof. | 03-12-2015 |
20150325225 | METHOD FOR MUSICAL COMPOSITION, MUSICAL COMPOSITION PROGRAM PRODUCT AND MUSICAL COMPOSITION SYSTEM - A musical composition method, a musical composition program product, and a musical composition system are disclosed in the invention. The composition method comprises two main steps: a pitch input step enables the user to enter pitch symbols that displayed on a display device; a beat input step that provides the user a prompt signal on each beat based on predetermined tempo enables the user to input action signals based on desired rhythm. The time points of action signals are assigned as the time points for the corresponding pitch symbols. After assigning their time points, the pitch symbols are regarded as completed notes and form a song. The composition program product can be executed on an electronic device, performing the steps of the aforesaid composition method. The composition system utilizes a pitch input interface and a beat input interface on an electronic device to provide musical composition functions. | 11-12-2015 |
20160005387 | AUDIO SIGNAL ANALYSIS - A server system | 01-07-2016 |
20160027420 | EVALUATION OF BEATS, CHORDS AND DOWNBEATS FROM A MUSICAL AUDIO SIGNAL - A server system 500 is provided for receiving video clips having an associated audio/musical track for processing at the server system. The system comprises a beat tracking module for identifying beat time instants (t | 01-28-2016 |