SA05260151B1 - Portable karaoke device - Google Patents

Abstract

Abstract: The present invention relates to a portable Karaoke device. Provides an MP3 decoder and/or communication interface to download required tune data from a server, an expandable sound module, and provides a download memory to store accompanying data downloaded by the MP3 and/or decoder. or receiving contact. A received video signal from a video unit by radio or an internally stored video signal is used as the background picture. A mixed video signal with lyrics captions is sent by radio to the video unit, so the user can see the background image and lyrics. In addition to the main microphone through which the user sings while listening to an accompaniment sound, it is provided with an auxiliary microphone to send a signal on the radio or through a cable. The user can select and apply a post-melody using the auxiliary microphone while singing into it. The song mixed with the accompanying sound is stored in the internal memory of the device and then output directly or. through a communication interface. The accompaniment is formed in such a way that thirty-two, at most, out of one hundred and twenty-eight musical instrument sounds are mixed together simultaneously. While the accompaniment is output as the sound of a mixed instrument, it is modulated in such a way that its phase and harmony are changed to a desired phase and tempo. Therefore, there is no need to replace the sound memory in which the songs and accompanying songs are pre-recorded and the video memory in which the background images are stored, and the user can simply and effectively use the existing system. In addition, a group of users can simultaneously use the portable karaoke device of the invention. More than that, the user's song is stored and then later played or sent through the Internet in the form of a music letter. No. of Claims (5), No. of Figures (12)

Description

v Portable karaoke device

Portable karaoke device Full description BACKGROUND The present invention relates generally to portable karaoke devices at 0:8m and specifically to a portable karaoke device that enables karaoke devices or a main microphone to enable the user to sing with a microphone master and listening to his song mixed with an auxiliary microphone © assistant while watching a background image that the audio unit has an accompaniment sound in tune and stores the video unit's melody for lyrics the song through a video unit: group 2 1 for group motion picture experts (MP3) buffered by layer technology ? in its own internal audio communication interface (MPEG 2) to use the stored melody as an accompanying voice; And to change the internal sound module 0 modulated the accompanying sound to produce a harmonious accompanying sound and a rhythm phase developed for the user to use the device in a discreet and easy way without the need for Say so that caccompaniment sound the song and accompanying sounds were recorded Cua sound memory To replace the audio memory, the Ald number can pre-provide a video memory image of new songs and a video memory. Users can use the device at the same time; the user's song can be stored and then listened to 1.music letter in the form of a music message. The Internet or sending it via the Internet Las to it Associated devices to store data about Ld As is well known in technology; Sounds accompanying a large number of melodies in its internal memory If the user chooses a desired melody from these melodies The accompanying companion device outputs an accompanying sound with the melody: in it is the sound of the Lan song at the same time as the speaker selected by the amplifier v. lll used by a microphone and output through the speaker. As a result People simply sing along with accompaniments

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¢ is that; People have to buy the aforementioned accompanying devices at a high cost and cannot use them in places other than their own installed ones because most of the accompanying devices basically have monitor screens fully installed and usually installed in the rooms. For these reasons; to use accompanying equipment; People should look for places where accompanying equipment is already installed. In order to overcome the aforementioned problems, a portable wireless accompaniment system that includes a number of expandable read only memory (ROM) packages has been proposed to set numbers for the melodies desired by the user. storing the sounds accompanying the melodies in the form of digital signals 01 and in the proposed accompanying system; Jail microprocessor synchronously to the oscillation frequency of the oscillator and in response to a tune number and other inputs used through the key matrix by the user 0 and configures the microprocessor to control the operation of the whole system according to the methods Stored in program memory The microprocessor stores data related to a recorded melody in memory and displays the current status of the process1 on the display unit through a liquid crystal display (LCD) panel prompt. driver In addition; The microprocessor controls an anultiplexer, a D-type flip-flop D ROM package, and other components of the system in response to a key-matrix tune selection by the user. A dual sound controller Y. copies the Cpa 16:60 pda accompaniment sound later with an -amplifier and sets up an echo generator to produce an echo sound Optionally includes mechanical vibration waves. A melody controller adjusts the melody of the echo sound produced by the al ga echo; It is then mixed with a stereo audio signal from the microphone terminal Ye YY.¢.

Once again the adjuster adjusts the mixed signal Taras and an audio amplifier amplifies the resulting audio signal with the amplified stereo accompaniment produced by the aforementioned amplifier. A radio frequency (RF) modulator modulates the amplified audio© signal and accompanying signals at a predetermined radio frequency. As a result; A synthesized melody signal is obtained by mixing the audio signal and the accompanying signal and then transmitting it by radio to an external audio unit via an antenna 0 yau from that; A Cua portable wireless video accompaniment system is proposed Outputs lyric data to a video unit with a background video signal at the same time as audio accompanies a selected melody to an audio unit while mixed with audio input via a microphone; This allows the user to sing along to the accompanying audio while watching the song against a background image. is that; The cordless portable companion system and the traditional cordless portable video companion ve system described above are useful as they can be carried and used conveniently by the user; But they have the following disadvantages. oY Existing ROM packages should be replaced with new ones whenever new tunes are added. (Gal) The user himself cannot choose a desired background image and thus is liable to hate the same repeating background image continuously. BIG User cannot select or retain © > a follower tune while singing through a microphone from the body of the system. As a result, the user requires spending additional time for him to manipulate the controls by hand to select or retain a tune for later.The portable karaoke device mentioned in Korean Patent Application No. 000-749 (filed as Korean Patent No. 776475) filed by the applicant stores the accompanying sounds for desired songs from User accepts Lay vo on accompaniments downloaded by MP3 decoder MP3 into expandable audio unit; mixed video signal with lyrics output to video unit by radio

: While a video signal sent from the video unit by radio is used as a background image so that the user can see the background image and the words of Apel) and includes an auxiliary microphone that sends signals wirelessly as well as a main microphone that the user uses to sing a song with accompanying audio to enable the user to choose insert next song while 0 sings into the auxiliary mic; Where the user can use the device appropriately and effectively without the need to replace an audio unit, as the song and the sounds accompanying the new songs were previously recorded, and a video memory provides a background image. is that; A portable karaoke device cannot download songs that are desired by the Internet and it is difficult for the device to adjust the accompanying sounds. Therefore; The problem is that the device 01 does not achieve this for users who want to use it in different ways. : the general description of the invention for that; Invention of the present invention in view of the above-mentioned problems; The objective of the present invention is to provide a portable, wire-less companion system that allows a user to sing with a master microphone or an auxiliary microphone and listen to their song mixed with accompanying vocals through an audio unit while viewing a background image with lyrics through a video unit; synchronously storing a home melody via MP3 technology or the caller in his or her internal alias to use the melody as an accompaniment and change the shape and rhythm of the accompaniment to produce an embedded alias; So that the user can use the accompanying system in a discreet and easy way. 1 In a feature of the present invention; An MP3 decoder and/or a dialer is provided to download a desired accompanying sound from a server and an external or external extensible package is provided | Audio slider and download memory to store the accompanying audio downloaded by an MP3 decoder and/or a callback. padi A video signal received from a video unit by radio or a video vo signal stored internally as a background image. A video signal is sent mixed with the song's lyrics

No by radio to video unit where user can see background picture and song. In addition to a main microphone with which the user sings while listening to an accompanying voice; An auxiliary microphone is provided for signal transmission by radio or by cable 0 and the user can select and use a next tune with the auxiliary microphone while singing with it. A mixed song with accompanying audio is stored in the device's internal memory and then outputs 0 directly or through the receiver. The accompanying sound is configured in such a way that it mixes a maximum of 1 out of 178 sounds of a musical instrument at the same time. While the accompanying sound comes out in the form of a mixed sound; It is included in such a way that its shape and rhythm vary in a desired form and rhythm. Thus there is no dala to replace an audio memory in which songs and sounds accompanying new songs are pre-recorded and a video memory cua in which background images are stored; Thus, the user can use the portable karaoke device Gy of the present invention easily and effectively. Furthermore; The portable karaoke vo can be used by several users at the same time. baad The user's song is stored and listened (Lgl) later or Jui via the Internet as a music message. brief explanation of the drawings you will understand the objectives; Gay features and benefits of the present invention set out above and others more a la say than the following detailed description with reference to the attached drawings; where: © Figure 1: represents a schematic diagram showing schematically the complete assembly of the Karaoke device J for the Ga transfer of the present invention; Figure 1: Represents a schematic diagram showing schematically the installation of an integrated circuit specified for use in Figure 1; Figure “. : represents a circuit diagram showing the installation of a video signal processing circuit comprising a Yo-encoder (RGB encoder RGB overlay circuit Ma) and a synchronization output unit according to the present invention; YY. ¢

A

For the invention, Lady figure; In amplifier/limiter circuit: This is a circuit diagram showing the current synthesizer output circuit structure; A circuit diagram that shows: 1 Figure E0 1; Figure 1; In Figure 1, the receiver has a circuit diagram showing the installation of a receiver: Figure 1 represents a circuit diagram showing the installation of an internal video transmitter/receiver circuit. A: Fig. 1; in Fig. 1; internal video transmitter/receiver circuit; Fig. 4: represents a circuit diagram showing the installation of an external video transmitter/receiver circuit at 0; Auxiliary microphone in Figure: Ve The figure represents a detailed perspective drawing showing the installation for mixing the receiver for receiving or transmitting: Figure 11 is an embodiment of the present invention; Fig. 1: VY is a radio signal with a sound signal connector A Fa ga signal is a horizontal projection view showing a Gay wire: VY installation for receiving or transmitting a signal through a current wire. Detailed description

Jill Schematic showing schematically the complete assembly of a portable karaoke apparatus [1 Representing Figure 1] according to the present invention. As shown in the drawing; The karaoke machine includes an audio slider | © Specifies optional numbers for specific melodies and stores ASIC 4 Accompaniments installed in the

Ae and the vocalic 1a has internal memory 1a and expansion pack Y for melodies and download memory and memory 1 and the melodies are stored in the internal memory 1a and expansion pack 0 of the vocalic cyclic in the form of digital signals so that additional melodies can be stored in them. 1 Download Specific Use A LiKe The karaoke device also includes a Yo circuit and a microprocessor 1 including the audio slide € (ASIC) application specific integrated circuit

microprocessor 43 operating simultaneously with an oscillatory frequency from an oscillator and in response to a tune number and other inputs used by the key array? by the user. 71 microprocessor configured in ASIC; To control the whole system process ly for methods stored in volume ©. as well; The TY microprocessor stores data related to a recorded melody in random access memory 1 and the current operation status is displayed on the LCD 1 through the LCD prompt (not shown). Storage 0 may preferably include program memory 05-8014 fo for storing methods for controlling the system process FONT-ROM character memory #b for storing 0 and outputting symbols as digital signals; DATA-ROM 20 — 0 to press; Storage and output of musical data in the form of a cmusical instrument digital interface (MIDI) format and a video memory GRAPHIC-ROM dd For storing and outputting a video signal in the form of a digital signal. And response to tune selection by key matrix? by the user; The processor outputs 31 GA in ASIC ; Accompaniment to the melody vs stored in the internal vocal timbre 1;\o External Expansion Pack 4) or download memory ? to the performance unit A rendering unit testing musical instrument sound memory 4 14 voices of a musical instrument to convert the corresponding audio signals corresponding to 1178 sounds of the instrument into digital audio signals and store the digital audio signals.The Instrument Memory 9 simultaneously mixes the maximum 6 sounds of the instrument out of 174 sounds© and outputs the mixed sound.The performance unit performs A alters the shape and/or rhythm of the accompanying sound sent from the vocal fold (dada) external expansion 90; or download memory? Optionally include the accompaniment according to the instrument sound output from the instrument sound memory 4 and output the included accompaniment. Yo and the accompaniment included by the Performance Unit + is sent to the .01 mixer YY. ¢

0 Enters the voice of the user's song; Converting it into a signal of 11 main microphone bes on amplifying the signal 11 electrical and outputting the resulting audio signal. The dada all audio amplifier/limiter circuit operates 11 amplitude and limits the audio amplitude of the main microphone: to a predetermined level. Then 01 the amplified audio signal is mixed with an accompanying sound by the mixer °

AY flash memory Optionally stored in flash memory and transmitted audio signal mixed with accompanying audio; stored in the memory, which is read later or output directly; Via analog-digital/digital-analog converter TY flash after Lad components pass Cua <V € ow pass filter low jae to filter A-D/D-A converter only to remove 01 kHz Frequency band components whose frequency is less than Ve kilohertz of the audio signal. The audio output VE 01 kHz from the low pass filter has a frequency of less than and sends a RE signal which then modulates the audio signal to the 01 RF signal to an amplifier

The built-in AY to an external audio unit by radio through a RE Vo antenna separately from the body of System A for signal transmission YT and an auxiliary microphone supplies the radio audio and graphic transmission antenna to the body through a body A transmitting antenna for receiving signals Audio and data from the microphone 19 receiver and set up the YY receiver and separate the YA cable or by means of the YA reception antenna cable by means of the auxiliary YT receiving antenna the received signals from each other. ©

VY to the amplifier/limiter circuit 19 and transmit the separated audio signal from the receiver then; The .11 circuit that also receives the audio signal from the master microphone and signal 19 optionally amplifies the audio signal from the receiver 11 preamplifier/limiter and limits the amplitude of the amplified audio signal to the audio 111 level from the master microphone As mentioned previously. Gone vo

1 to convert the decoupled data signal from the receiver 0 1 data processor It is a data processor and can include 4 ASIC signal to a digital signal and send the converted digital signal to 0 ; Preferably a signal attached to such a numerical ASIC tune or volume is sent to

YU selected by the user or set with the auxiliary microphone (B) blue (G) green (R) red 71 encoder connects to the encoder o (R) based on the background video signal; to generate a signal Background video ASIC and digital color carrier signal Jala and digital 3.4 G. ASIC digital horizontal and vertical synchronization signal and digital color carrier signal for word mixing ASIC with YY overlay circuit and connect an overlay circuit with the back video signal from the encoder ASIC 4 of one caption video signal 0. image to be expressed as an overlay manner in a YY RGB overlay manner encoder elas ja) Loge to output YY synchronization output unit Less

Lally MHz YY, VTA 40 MHz or YY, €VVYV main clock signal Chairperson of the National Television System Committee (NTSC)

Phase Alteration Line (PAL) broadcasting system Cy or Vo -external synchronization signal to respond to an external synchronization signal

Y¢ internal transmitter/receiver circuit internal through an internal video transmitter/receiver antenna | © radio frequency YO internal video transmission/reception antenna controlled by the user »on. and further; The video transmitter/receiver circuit receives

Yo The RF signal through the indoor video transceiver antenna The indoor YE The received RF signal is converted to a medium frequency signal Jean and an external video signal is selected from the cintermediate frequency signal Yo . 4 ASIC The selected video signal is output to converted

Install and configure the outdoor video transceiver circuit 74 to transmit or receive an RF signal to or from the indoor video transceiver antenna 75. The outdoor video transceiver circuit YA receives a rear video signal from a video reproduction unit 01 such as VCD LDP or VCR VCR 0 and sends the received video signal as an external video signal to the internal video transceiver circuit TE through the external video transceiver antenna 91 at a radio frequency controlled by a frequency controller and in addition to that; The outdoor video transceiver circuit 79 receives the RF signal from the indoor video transceiver circuit YE through the external video transceiver antenna ©0. and converts the received RF signal into a medium frequency signal; It selects the internal video signal from the converted medium frequency signal and outputs the selected video signal to XY TV (TV) and TSE connects YY 1103 decoder under ASIC control; Data for accompaniment sound Vo and Lyrics Cus new tune The downloaded data is stored in the Y download memory and then output. It connects to a Yo communication interface that operates under ASIC control; to a YE PC which is selectively connected to a TV server through a wired/wireless communication network1 to download data on accompanying vocals and songs for a new tune and store the downloaded data in the download memory Y. download memory and the receiver Yo sends the user audio signal mixed with the accompanying audio; and stored in flash memory a to the receiving party and through the VV server as a -music letter although it is not illustrated in the form; It is supplied with a power supply to supply Yo direct current (DC) voltage (DC) from the battery in the karaoke machine or external DC voltage as system drive vollage.

VY

As shown 1. In Figure 4 ASIC schematically showing the structure of Taw) 1 The figure represents the control of the operation of the system 41 microprocessor; on an ASIC microprocessor in this drawing; It includes entire system operation. Data output is under microprocessor control. JAY 7 serial port.

A° to generate a synchronization signal for a synchronizing system €Y clock generator and operate as a clock generator

EY under microprocessor control Al and clock signals system synchronization Operating status 54 LCD driver It displays the user-selected LCD prompt on the current display tune number including the tune number 41 under the control of a microprocessor. z 10007 V liquid crystal © has keys tune selection button Keys matrix includes ? On the melody selector button, a number from zero to 9 is used to select the melody number desired by the user; eplayed tune button to adjust the tempo for a playing tune tempo adjustment button to adjust the up/down buttons to adjust the tone of a playing tune up/down buttons tone adjustment button tempo adjustment button for a played tune to pre-desired levels user after pressing 1 for reset button (play sale) buttons for adjusting the pitch and tone by the user; The normal playback button when the melody plays abnormally due to a slip in operation or an error to play the melodies of the continuous play button and the continuous play button 0 In the button action, did the user perform the key matrix? Press the Load start button continuously without selecting separately. Tunes include a stop button to start a user-selected tune; and start button Y. modulation selection button Play for selected melody and modulation selection button for accompaniment. The user can listen to the accompanying desired melody by pressing the playback button and change the played melody to a different one, or choose it again with the power button Array of keys? On the power button Lad pressing the stop button. It includes a 1003 selection button MP3 to play the system, a ve communication selection button, a YY MP3 decoder, and a YY communication selection button. §

06 To download a theme from the © server or send a theme through the © call receiver. It prepares a selected controller through the jtems matrix to transfer the inputs of the £0 key matrix controller and employs a microprocessor port 41. via the user to the microprocessor 1 keys | in/out £71 wa; Under the control of a microprocessor 1; To output the accompanying audio data from or insert and output the accompanying audio data 1 internal sound module © internal sound module.” or download memory external extension pack 4 + da jal to temporarily store a video signal from the duplicating unit £A RAM and random Nile memory configuration Under the control of Yo Video received through the internal video transceiver antenna 41. Microprocessor The video signal stored in memory £9 video processor Processes a video processor 01 background under the control of the microprocessor 1; to generate the background image 4/8 RAM Nile random .image read/write operations under the control of © + memory decoder and performs the memory decoder and 1 unit of RAM to read and write Data from/to memory Random transmission 41 microprocessor program memory provided with program memory © storage unit Vo to control system operation; code memory routines to store subprograms fo 05- 8014 playback player for storing and outputting codes in the form of digital signals character memory FONT-ROM compression tune memory DATA-ROM digital signals and video memory MIDI, storage and output Music data in the format For storing and outputting a video signal in the form of a digital signal; 30 video memory GRAPHIC-ROM | 0 As mentioned above. The architecture of a video signal processing circuit embedded on Tain ga The figure represents ? Circuit diagram according to VV and YY synchronization output module overlay circuit; The external video signal from the external video transmitter/receiver circuit 79. For this purpose

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The aa 33 sync 0Y includes a TRI transistor ¢I2 inverter a resistor: R4 resistor and a C2 capacitor. The synchronization discriminator \© is adapted to compare the synchronization signal from the ASIC 4 with the external synchronization signal specified by the 0Y synchronization detector. For this purpose the synchronization discriminator ©1 includes a JI reflector

© Diodes 3 01 “D2” Resistors R3 R2 “RI” and capacitor Cl: The substitution circuit YY includes a video switch to receive the external video signal from the external video transceiver circuit YA Or the video signal from the YY RGB codec as background video signal and word video signal from ASIC - and select alternately

The received video signals are to be substitutionally mixed and expressed as a single picture. 1 and configures the 71 RGB encoder to generate the back video signal based on the Bs © digital signals; ASIC digital color swatch signal and digital horizontal and vertical sync signals; It outputs the generated video signal to the substitution circuit YY and prepares the clock generator SJ oF clock generator an elu signal associated with an external video signal from the external video transmitter/receiver circuit 74 Tay either because the external video Vo signal is a broadcast signal NTSC-type broadcasting signal NTSC 05 MHz or § 53 PAL-type PAL 4497119,; megahertz. For this purpose; Ed gall Courier of OSCI oscillators, 0902, N2 <N1 NAND gates HAND, 3 Les analog switch 0 for selecting one of NTSC PAL video modes ~~ ¥- External and internal video formats under ASIC control depending on users' choice The synchronization output unit YY is configured to output the synchronization signal to ASIC Gi for the pattern selected by the standard switch 54. The figure represents a circuit diagram lca ga The structure of an accompanying audio output circuit according to the present invention.Yo and when the user presses the modulation selector to select the modulation mode and then selects the modulation type, the microprocessor outputs an accompanying audio stored in the YY module slider. ¢

7 Audio 11 extension pack 90 or WY download memory A rendering unit S13 3 Musical instrument sound memory 9 which samples the sounds of 178 instruments To convert analog audio signals of musical instrument sounds into “digital audio signal” mixing at once YT di ge instrument sound; Mixed sound is output to performance unit A under microprocessor control. The performance module A differentiates between the phase and/or the harmony of the accompanying sound sent from the sound zijla 1; cde extension package or download memory 7 for Lali to embed the accompanying sound according to the performance rendering algorithm To change the phase and/or tempo 0 the instrument is outputted from the IW Music 9 sound memory and the modulated accompaniment is output to the mixer 01.

Ld Amplifier Circuit ©1:5m80/Limiter VY Limiter Amplifies an audio signal from a main microphone 11 or an auxiliary microphone 7 according to the users song sound and sets the peak amplitude value of the amplified audio signal for a specified level

ve music. Mixer 01 mixes the amplified audio signal with accompanying audio. The mixed audio is selectively stored in IY flash memory only when requested by the user

1. The analog-digital/digital-analog VY A-D/D-A converter is employed to separate the mixed vo audio signal with accompanying audio into a 1-51 left stereo signal and a right stereo signal. R-ST

The 106 low pass filter includes a filtering part

First to pass only frequency band components less than 10 kHz

| To remove the sampling noise components greater than 10 kHz from the vo left stereo signal 1-57 of the analog-digital/digital-analog VY converter and a second filtering part to pass only the frequency band components less than Yo kHz to remove the preview noise components

No greater than 01 kHz of the right stereo signal 8-57 from an analog-to-digital/digital-to-analog converter IY and the first filtering part is supplied with R65 RS resistors, C45 C3 capacitors, an operational amplifier “OPI” and the filtering part is supplied The second with electrical resistors ¢R8 9 R7 capacitors C65 C5 and operational amplifier OP2 : 0 The output amplifier 11 output amplifier includes an amplification part Amplifier port Jf to amplify the left stereo signal from which sampling noise is removed -removed left stereo signal : From the low-pass filter VE of a predetermined level and output the amplified left stereo signal to Sen connector 01” and a second amplification part to amplify the de-noised right stereo signal 1 sampling sampling noise-removed right stereo signal from the VE low-pass filter of a selected level Gaia and output the right stereo signal amplified to the 876 uplink device. The first amplification part is provided with an impedance (RY) capacitor C7 and a feedback op-amp Negative feedback operational amplifier 3 ©8007 The second amplification part is supplied with an impedance (R10) capacitor C8 and an OP4 negative feedback operational amplifier. The Vo device is coupled. Connection to the headphone output unit 0© via cable . The ov high-voltage breaker works to cut off the external DC voltage or the DC voltage of a battery when the DC voltage reverses in polarity or has a supervoltage level overvoltage level up to 01 volts or more. For this coal the oF high voltage circuit breaker includes a bias resistor “R11 bias resistor”. R13 voltage-dividing resistors. R13 5 R12 voltage-dividing resistors and 3 TR4 “TR2” holders. - 0A DC-DC converter to convert the DC voltage passing through the high voltage circuit breaker ov to constant voltage at zero voltage and supply the constant voltage converted to ASIC; and other internal components in the system. Configure delay circuit 04 to delay the supply of external DC voltage or vo DC voltage to a battery for a predetermined period of time to prevent the surge noise component from giving out the left and right stereo signals at the initial moment YY. €

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59 pal all For this purpose; It includes a DC voltage circuit to which the DC voltage is supplied

TRS, CO buffer, 815; R14 capacitor on resistors in VY amplifier/limiter circuit construction Figure 0 represents a circuit diagram showing the structure of Figure 1. For receiving and amplifying the OPS signal on a VY operational amplifier the amplifier circuit includes/ specified. 1st to specify noise limiter and noise limiter 101 audio from master microphone and audio feedback OPS audio signal amplified by operational amplifier 1st to attenuate noise component from noise attenuator output to amplifier 5; noise attenuator OPS the amplified audio signal by means of an operational amplifier and supply the first noise limiter with diodes NY to analog-digital/digital-analog converter 0 and 06; D5 Resistors First Distortion Diodes fA ga Powered by “D4 5 D3 diodes 1 .076” Operational Amplifier R17 9 R16 Electric | To receive the OP7 signal an operational amplifier 11 also includes the amplifier/limiter circuit and amplifies the audio signal 19:7606:6: audio from the auxiliary microphone 77 through the receiving receiver; second noise limiter to determine the noise component of the amplified audio signal by ye and feedback the collected audio signal to the amplifier 077; OP7 Operational Amplifier Route 2nd noise to attenuate the noise component of the amplified audio signal by ln sa and transfer the received audio signal to Analog-Digital/Digital-Audio Converter OP7 Operational Amplifier Supply “C10 Mummer” Supply Second Distortion Limiter 818 Impedance NY Detector Operational Amplifier R205 R19 Impedances “D8 5 D7 Second Distortion Diodes © .OP8 contains the signal measurement part 11 and also includes the amplifier/limiter circuit to determine if each of the audio signals are from the signal measurement part and the first and second Ys 11 signal outputs are input from one of the two microphones the president and the assistant, and for this purpose; determination includes signal measurement signal vo © OPI05 089 . The signal measurement part includes two operational amplifiers

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1 101 output amplifier Figure + represents a circuit diagram showing the structure of an output amplifier 1. In Figure 01 RF and pre-emphasis circuit 01 contain a pre-emphasis circuit Vo and the output amplifier includes from L-ST for left stereo signal-to-noise (S/N) to increase the signal-to-noise ratio 00p sec pre-tension circuit to increase the signal/noise ratio VE low-pass filter 0 and stereo composite VE of the right stereo signal 8-57 of the low-pass filter for the stereo signals alternately switching 11 stereo synthesizer and right 8-57 high ratio signal/jamming from the left LST pre-emphasis circuits a and 007b to combine them into a single audio signal. Pre-stressing circuit 1 and 1 are provided

Primary Ele 10 with resistor 821 and capacitor 011; The second pre-tension circuit .012 and a capacitor R22 with electrical resistance is also provided with a circuit for a phase applied loop (V out put amplifier (za) Laake) and a high-frequency signal circuit to generate a high-frequency signal 17 Phase Locked Loop (PLL) Circuit of audio signal 3 LEY) to modulate TY (FM) frequency modulation Frequency modulation at a frequency obtained by connecting it with 11 stereo synthesizer posal Vo author circuit is supplied. Wired-ORing by 67 PLL The high frequency signal from the circuit “C159 014” C13 capacitors <li (R24 5 R23 resistors + FM. Coil L1 “ils TR6 transistor sak from FM) to amplify the signal 4 excitor (aa output 10 also 2 ails and includes oscillation between oscillations and interference phases of the output 204 + interference removal circuit | 787 R25 with capacitor 016; resistor VE ( alll and the output stages are supplied by the FM AT sll (12. sll) power signal to amplify the 11 RF power and the amplifier is configured externally via the antenna output to the outside RF transmit signal The inductor 18 and resistor DI diode 11 sends RF to this end. Amplifier includes VV antenna Yo, 15.14 L3, TRS coils, Detectors 017 and 018; holder (R26 electric

Yo in the 19 receiver, a circuit diagram showing the installation of the receiver 1 and weighted in Figure 1. Figure 1 of data for receiving audio and data signals TO filter Filter 19 and includes the receiver

VA reception antenna auxiliary microphone 11 amplification IC and filtering of received signals Built-in amplification circuit and positional oscillation circuit ctransmission loss Output from filter 5 to compensate for transmission loss Local. Cilla to generate Jocal's built-in TY frequency that converts the output signal from the NA frequency conversion IC Built-in intermediate frequency signal to an intermediate frequency signal 16 Built-in amplification circuit Local It is caused by a local oscillation circuit de MHz by connecting it to a frequency of 01, so that it removes 14 demodulators by means of or wirelessly. The built-in TY demodulator is configured to separate the original TA modulated mid-frequency signal from the integrated frequency conversion 8500 and to this end; The demodulator includes 14 resistors carrying the original signal 1.6 coil and 019 and 020 capacitors. (R27 electric) Vo separation demodulator IC Vo separation circuit integrated 4 modulation to the original audio signal and graphic signal. The VY limiter transmits the graphic signal 71 amplifies the original graphic signal from the integrated decoupling circuit © data via the ASIC graphic processor in the amplified microprocessor 41 to the microprocessor 01. processor Lay A circuit diagram showing the structure of the video transmitter/receiver circuit Lay A is represented by Figure 1. The internal Ve video transmitter/receiver circuit 1 includes the internal video transmitter/receiver circuit 7; 3505 integrated Yo From the video radio frequency signal transmitter/receiver circuit to receive a radio frequency signal

The external 74 pulsates through the internal video transceiver antenna Yo and the amplification circuit amplifies the received RF signal aa ug the integrated transceiver circuit VY and to achieve this purpose »; The amplification circuit is provided with resistors (R29 5 R28 detectors 21© “C225 file 17 Jeales 189). The integrated amplifier circuit VY amplifies the output signal of the amplifier circuit to compensate for transmission loss; The built-in local El VY generates a local de frequency.The internal video receiver/barrel circuit Lad YE includes a built-in VE detection IC to convert the output signal from the 3700 amplification built-in VY into a mid-frequency signal by connecting it with local ide frequency generated by the integrated local oscillation circuit > by or by wire (VY) Detects the external video signal from the converted intermediate frequency signal and transmits the detected video signal to ASIC 4. Initialize frequency generator to generate the frequency of the caption/background-mixed video signal from 3703 YY overlay circuit Vo under control of frequency controller ©. The frequency generator includes resistors (R319 R30 coils 18 195) C245 C23 cli 3K and a TR10 sensor. The integrated integrated circuit YT stereo IC mixes the left and right separated stereo signals R-ST 5 L-ST From the 11 AD/D-A converter to a stereo audio signal. A pair of adapters 1811 and 1812 duel two-step amplify the stereo audio signal from the VT stereo integrated circuit A pair of adapters 1813 and 1814 duel two-step amplify the signal Mixed word/background video at the frequency generated by the frequency generator and the video amplified by or by wire signal is joined with the stereo audio signal amplified by the 1811 and 7812 yo sensors to mix them.

YY

Lal Ye filtering circuit includes an internal video transmitter/receiver circuit for filtering the mixed stereo audio/video signal from the wireless filtering circuit output via the SAL 2814 transceiver antenna and transmitting the 3.110 signal and coil C25 5 C24a internal video 4 7. The filter circuit is provided with capacitors. A schematic diagram of the circuit shows the installation of the Gay 9 video transmitter/receiver circuit. Figure 1 in Figure YR represents the external YA transmitter/receiver circuit The external video transceiver circuit for receiving the RF signal from the internal video transceiver circuit VY has a built-in amplification circuit to amplify the FY signal via the external video transceiver antenna Yi amplification circuit YY The radio frequency received by the integrated transceiver circuit to amplify the output signal from the amplification circuit to compensate for transmission loss and the integrated VA oscillation circuit to generate the frequency of the local oscillator. The amplification circuit is provided with .TR15 and 027 built-in VA spot resistors. Coil 1.111 with C26 electrical 832 capacitors and 33 capacitors and the integrated detection circuit 80 is configured to convert the output signal from the local integrated amplification circuit from the AA circuit into a medium frequency signal by connecting it with the frequency 2 “1 by means of or wire and detection The combined positional oscillation VA mixed audio/video signal is subtracted from the converted MF signal. The combined stereo audio/video signal modulation (ad Sl) circuit demodulates the combined detected stereo signal to separate it into a stereo audio signal and a video signal. Operational Amplifier 0015 to amplify Lad 74;' The video transmitter/receiver circuit includes the AY output of the left stereo signal of the stereo audio signal from the integrated demodulation circuit via the left audio output terminal of YY TV the left amplified stereo signal to the OL and an op amp 0016 to amplify the right stereo signal of the signal Stereo audio AUDIO L and output the amplified stereo right signal to AY from the integrated demodulation circuit

AUDIO R Via right audio out terminal YY TV The yo

YY. ¢ yy The integrated video amplification 35510 is configured to amplify the video signal from a demodulator via YY pin 17 and output the amplified video signal to the integrated modulating AY 1710150 OUT. Video background from the reproduction unit To achieve this JAY is under the control of the frequency controller 71 ° video reproduction unit

C28 Capacitors L135 L12 Coils R355 R34 Purpose » The frequency generator includes resistors 1816, 29© and 1818 1817 <i Fo alll (a Lind pair) and includes the video transceiver circuit Frequency and ge circuit for two-step amplification of the video signal at the frequency generated by and transmitting the signal TR18 5 11817 Filtering for filtering the video signal amplified by the collimators 0 output of the radio frequency via the external video transmitter/receiver antenna 1?. It was provided with: 114 and file C315 C30 of the filtering circuit with 716 V capacitors for the circuit. The installation of the Candas auxiliary microphone shows a drawing 01, and Figure 1 represents the figure of the singing voice input 84 input unit YT input module and includes Vo auxiliary microphone for audio signal amplification from OP17 operational pam (Allie for users) and audio signal output for noise removing circuit AE input module Audio amplified by the operational amplifier 0017; and a first amplification circuit to amplify the audio signal from which the noise was removed from the noise removal circuit. Noise-removed audio signal | 0 and 6 Hala. NAS (NA4 NAND gates < OP16 5 OP18 gates) are provided with operational amplifiers and the first amplification circuit is supplied “C335 C32”, resistors 841-836, capacitors, 0504 oscillator and oscillator R42 resistor VY phase inverter inverter It has 1 key matrix The auxiliary microphone also includes a 77 key array It has numeric keys 0 to 4 for selecting the tune number tune selection button button for testing the ve and tempo tone for adjusting the speed up/down buttons desired by the user + up/down buttons

Ye reset button played to levels desired by the user; alll tone reset button to return the played melody to its normal state when the melody is played abnormally due to a fault in the playing or due to a mistake in the operation of the button by the user; glitch button to play melodies continuously without separate selection; continuous play button to play continuously

m start button to start a tune chosen by the user; and stop button to stop playing the selected melody. The user can listen to the accompaniment of the desired melody by pressing the start button and change the played melody to a different melody or select it again by pressing the stop button. The ¥ key array also has a power button for supplying power from a battery contained in the auxiliary microphone 176 to components in the microphone; button

01 Selection 1483 for downloading the tune with the “VY MP3 decoder” and the communication selection button for downloading the tune from the VV server or sending a tune via the communication interface © 7. The key array controller fo recognizes a jtem Jade selected by the key array ¥ by the user and generates a graphic signal (Allie) and a second amplification circuit 1 amplifies the graphic signal from the key array controller £ 0 For this purpose, the second amplification circuit is supplied with a phase inverter VE resistor 843 and oscillator 0505. : An audio/data mixer is configured to mix the audio signal and the graphic signal amplified respectively by the first and second amplification circuits. To this end, the audio/graphic mixer includes 5 1844 resistors (R45 holder) 1819 capacitors C34© - 35 and phase inverters 101 and 11. : The frequency generator is configured to generate a frequency for the audio/graphic mixed signal from the mixer The audio/graphic is under the control of a LAG frequency controller and to this end; The frequency alge includes resistors (R47 5 R46) coils 115 and 1116 capacitors C375 C36 and a 11220 sensor. A pair of 7821 RT22 buffers are configured to perform a two-step amplification of the mixed vo signal graphically/audio with the frequency generated by alge the frequency and the resulting signal with frequency SLO is transmitted through the transmitting antenna XY

The Yo | 77 auxiliary microphone also includes a power supply for supplying power from the © AT battery as operating power for the above components in the microphone. The power supply includes a low power alarm circuit consisting of a phase inverter 117 and a diode 010°. Figure 11 shows the installation to combine a receiver that sends or receives a signal by radio with a sound module according to an embodiment of the present invention. The portable Karaoke device has a detachable communication wheel that includes a 0000 main body a wireless auxiliary microphone Receiver 181 wireless auxiliary microphone to receive a wireless signal Abu Yo from the auxiliary microphone 77 supplied separately from the body 0 and connected 161 em: /separate detached ef main body 6 .54 & da jc 111 FM transmission module FM to be detached in main body 001 for radio-transmit output audio signal from portable karaoke equipment At the FM frequency and extension pack 0 | is installed in the main body 001 so that it can be separated for additional storage of MIDI data about the vocals and vocals. ve and the main body of the 001 portable karaoke player has a ssh shape so that the user can easily hold the device to sing. A main grill pha for the microphone 011 is placed above the main body of the 011. A printed circuit board 011 including a control circuit to operate the portable karaoke device is installed inside the main body of the .001 and the key matrix 7 is connected. which includes a set of key buttons; Associated © | Electrically printed BAL plate V0 Y on one side of the central part of the main body .001 and a battery case 01 " battery case containing the battery is formed to provide operational power for the device on the other side of the main body .001 and is formed 00 accommodation unit CS to accommodate extension beams 460; wireless auxiliary microphone receiving peg 171 module and peg transmitter 071 FM under vo battery tray Aor YY. ¢

A set of #01 memory connectors is constructed at the bottom of the condensing unit: 10. The memory connectors 011 are partially protruded so that they connect easily to extension beams 18 and are electrically bonded to the NY printed circuit board. The condensing unit includes 0; Also a male connector 011 male connector for attaching the wireless auxiliary microphone that receives the wheel VY and a male connector 0117 for attaching the FM transmitter wheel 170 The male connectors 011 and 7710 partially protrude so that they easily connect with the wheels 0111 and 11 respectively. The male connectors 01 and 7110 are electrically connected to PCB: 1001 and a pair of 018 first guide grooves in a Jota© shape are formed on both inner walls of the Veg Cl unit to guide the auxiliary microphone ( SLO receiving sprocket 014 so that it is fixed in position 019. A pair of 019 second guide grooves are successively formed on both inner walls of the adjustment unit 014 to guide the sprocket of the VW FM transmitter. A protrusion 011 protrusion is formed containing a groove 111 support groove ve formed on the upper surface m from it at the bottom of the main body 001 so that it extends from the main body .001 The auxiliary groove 111 firmly supports the main jack of the signal connecting device: the signal connecting device is connected to an input/output terminal to provide the video and audio signals sent from the portable karaoke device to an external audio unit or display and the wireless auxiliary microphone that receives the VY first and second housings 101 and VY first and second housings and 7 01" that builds the body of the receiving AY and a female connector (other than the Cre) of the receiving flywheel are machined at the bottom side of the second housing 177. The female connector is connected to the male connector 0016 of the vo receiver to connect the wireless auxiliary microphone receiving the flywheel 171 electrically wired signal line signal line for wireless receiver includes auxiliary wireless microphone receiving circuit that YY-¢

Yv of the main body of the auxiliary microphone 111 receives the wireless signal which the antenna wire picks up demodulates the wireless signal and then separates it into an audio signal and a graphic signal. Z YX on both sides of the housing (gia) in the form of 17 and forms a pair of first guideposts towards the guide grooves 177 in the vertical direction. The first guideposts 117 slide the second A m the first Which 17 and 11 are inside the first and second houses 181 FM, and a transmitter wheel is installed from which it builds the body. The female connector is electrically 017 so that it is connected to the male connector VY Ally operates and includes an FM transmitter circuit by means of a signal line to the FM transmitter board with a transmission wheel 0

Boa FM Limiter modulates an audio signal out of a portable Karaoke device with a frequency and then wirelessly transmits the modulated audio signal to an external radio over a wire

ANY antenna on both sides of the housing (J gia Fig. 11) and a pair of second guideways is built towards the guide grooves 1 nd 17 in the vertical direction. The second guide rails slide 0.01 sec. So that it covers the battery case 001 with the main body 11 cover and a cover is integrated

COL .001 and the adjustment unit; 100 are provided to protect the other side of the main body 00 so that it opens and closes. AT to embody the Gy signal by wire and when the user wants to practice singing using the portable karaoke device, he connects the signal link device with the input/output terminal 11 Yo) main jack to the body; Width 0000 of the signal link device 711 main 100; connects the signal sockets with the linker 711 power jack couples and couples an external display device Ye external power adapter (not shown) External power (les plug

. YA for portable karaoke equipment with 001 and in the case where the main body and the power adapter plug “Ver” are connected using the signal link device display device via the power plug 001 power supply from the plug power adapter to the main body so that the 11 and Yo input/output terminal can be powered main plug 717 power jack normally removable karwak. 0 audio and video signals are sent corresponding to the accompanying turn sound and background picture

OVE that relates to the melody chosen by the user to the projector via the input/output terminal so that the user can see the image and hear 711 and signal plugs Yo) main jack speaker for audio using a loudspeaker user can sing along with the voice of the role The accompanist when he holds his hand olla (Gy 1.001) the main body and at this time the user's audio signal, which is input through the main body 100, is output to the projector's loudspeaker together with the sound of the main microphone 11 Role associated with selected melody. Linked YY. auxiliary microphone connector The auxiliary microphone Vo connector of the link device 771 with auxiliary microphone jack TA cable pairs to the auxiliary microphone 776 via the cable so that another user can select and input next song number or sing along with signal 001 .001 user using main body This means; the external audio signal out from the microphone link of the device is sent through the microphone jack 001 of the auxiliary microphone to the main body 7700 auxiliary ye

CONE and the input/output terminal 700 The main body 71 The auxiliary jack Amplifies and filters the external audio signal supplied by the 001 The main body and the filter Al aml and output the external audio signal 771 The auxiliary microphone jack

Vol main jack VV to external monitor loudspeaker via I/O terminal 711; and signal jacks ©

So; The user who uses the auxiliary microphone and the user who gig ae can sing 001 who uses the main body of the portable karaoke device can output a picture 001 and the main body can instead of a motion picture in the form of a moving picture background picture The background that may cause boredom to the user in order to entertain the user. In this case; The still picture 0 with video input/output terminal 000 connects an external video jack 750 to the signal link device of an external video unit. You where the motion picture data is recorded disk or tape and when a tape is inserted to the external video unit and then turned on; The motion picture signal of the external video unit is sent to the body video output terminal coming out of the video output terminal 0

Yio external video jack (YOu of the device via video input/output terminal 001 main NEE and input/output terminal Yo) main jack of the device the motion picture signal from the video jack 001 and mixes the main body with speed cues and lyrics of the melody chosen by the user; The signal outputs the external YE and Yo jacks) the main jack 114 combo to the projector via the input/output terminal ve the user can sing along with the accompaniment in the form of (ll) Gag, .711 the signal For portable karaoke device. 001 Participant with motion picture and his hand holding the main body is clear from the previous description; The present invention provides an LS karaoke device and an expandable sound module memory download for transport that includes an expandable audio slider and/or an MP3 receiver to store a desired accompanying tune downloaded by the ov decoder. server from a communication interface A video signal from a video unit is received by the radio and then used as a background image. A video signal mixed with the lyrics is sent by radio to a video unit so that the user can see the background image and the lyrics. In addition to a master microphone that the user sings with while Ye listens to the accompanying voice; An auxiliary microphone is provided for transmitting a signal by radio or

YY. z v. over the cable. The user can choose and use a next tune using the auxiliary microphone while singing through it. The mixed melody with the accompanying part voice is stored in internal memory and then output directly or via the caller. internal memory

YY musical instrument sounds The device mixes the sounds of musical instruments and outputs the mixed sound at the same time. A maximum of 178 of the available sounds can be provided. © Mixed sound to output a sound that has been included. Accompanying the latest songs in advance and a video memory that provides the background image; the user can easily and efficiently use the current device. Furthermore; A group of users can use the device at the same time. In addition to that; 0 or sends the song via the internet GY to the user to store a song he sang and then listen to it #Zaw:««. Although the preferred letter3 internet embodiments of the present invention are disclosed for illustrative purposes; Those skilled in technology will realize that without the dimension of csubstitutions and modifications it is possible to make modifications to the scope and principle of the invention as is evident in the accompanying claims.

Claims (1)

1-1 Portable karaoke device includes: v 1 sound module installed on an ASIC ¥ 4 external extension pack and memory Download Y memory ¢ to specify optional numbers for specific tunes and store accompaniments ° for tunes as digital signals and 1 ASIC; It includes a microprocessor 7 and a sonic wheel 1 that operates synchronously to an oscillatory frequency A of the oscillator de and in response to a melody number and other inputs used 9 through a key matrix ¥ by the user; The microprocessor is configured in a specific integrated circuit 01 (plas ud)©51m to control the process of the whole system lay of routes stored in 11 storage unit ©” and the microprocessor stores the data related to a recorded melody \Y in 1 RAM and displays the current operation status on the ¢V LCD SIA \Y 3 musical instrument sound memory 4 to test the number of Ve sounds of a musical instrument; storing tested votes; mixed sounds and mixed \o sound output; 1 A rendering unit for changing the phase and/or harmony of a 7 accompaniment; Sent from the instrument sound memory 1 or download memory oF to optionally embed the VA accompaniment GE of an instrument sound 9 Output from the accompaniment memory VA 9 and the embedded accompaniment output Laie User selects melody by 9 matrix ¥ keys when controlling a user-defined integrated circuit (ASIC 711) microprocessor; YY VY amplifier/limiter circuit to amplify the 'audio signal Gay Yy' of a user's song; Transmitted by a VY main microphone and ry 2 limit the amplitude of the amplified audio signal to a predetermined level; Yo Mixing device 01 Mixer Mixing the amplified audio signal with the accompanying sound 1 embedded by the performance unit A L low pass filter 10 low pass filter to receive the mixed audio signal with the YA accompanying sound sent to it directly or via memory “IY flash memory of Tq through an analog-to-digital/digital-to-analog 11 A-D/D-A converter and pass the 7 frequency band components below 10 kHz only to remove 1 Noise components with a frequency greater than Yo kHz of the audio YY signal; vy 01 RF amplifier to receive frequency band components whose frequency is less than ve kHz Yo by output amplifier 0; modulate them into the RF signal and transmit the modulated RF Yo signal to the module External audio by radio through the VY antenna 7 receiver 19 receiver to receive audio and data signals from the auxiliary microphone vv 77 by means of the YA reception antenna or by means of a “YA cable 0” separation of received signals from each other and send the separated signals 4 to the amplifier/limiter circuit 11; a data processor to convert the separated data signal from the receiver 19 into a digital signal 2 and to send the converted digital signal to a use-defined integrated circuit of ASIC 7 and the signal includes 3 ?digital on a signal attached with a melody or volume that the user chooses or adjusts using the auxiliary microphone 7?; 3 YY RGB encoder RGB connected to an integrated circuit specified to use ASIC ; To generate a background video signal based on digital signals (R £1© and ©; a digital color carrier signal, a digital horizontal signal 7, and a vertical synchronization signal ¢vertical synchronization signal ¢A A YY overlay circuit connected to an integrated circuit of specific use YY. 8 rv ASIC £4 ; To mix the word video signal with the background video signal from the RGB YY ou encoder in a substitution way to express them as one picture; . 11 YY synchronization output unit to optionally output a master clock signal oy of 79/171 MHz or YY,V 1A 90 ov MHz based on NTSC publishing system or PAL in response to an external sync signal; ot internal video transmitter/receiver circuit YE oo To receive mixed word/background video signal from YY substitution circuit and to transmit the on video signal received as internal video signal by antenna YO internal video fransmission/reception antenna at RF (Ja) un oA by user; or reception of an RF signal by the internal video transceiver antenna 75; Converts the received RF signal Te into a medium frequency signal 101600641016 Detects an external video signal 1 from the converted medium frequency signal and outputs the detected video signal to a Use Specific Integrated Circuit ASIC; 2 External video transmitter/receiver circuit YE ae transmits or receives an RF signal to or from an indoor Te video transmitter/receiver antenna (Yo) and the external video transmitter/receiver circuit receives a video signal Rear of this LDP VCD Jie 01 video reproduction unit or VCR and transmit the <0 video signal received as an external video signal to the internal video ram/receiver circuit 0 YE by transmitting/receiving antenna External video 1 at RF ih pba 15 frequency controller The 0L circuit of the external video transmitter/receiver 74 receives the RF signal from the internal video transmitter/receiver 1L circuit YE via the transmitter antenna External l video reception oF) Convert the received SLOW frequency signal into cas gia vr frequency signal Detect the internal video signal from the shifted intermediate frequency signal and output the signal YY. FY TV Video Dubbed to TV ve vo YY MP3 decoder MP3 decoder optionally connected to a personal computer Y4 personal computer vi to download data about accompanying vocals and songs to a new tune and vy to store the downloaded data in download memory ¥ with ASIC control 4; And VA contacted YO communication interface connected to a PC;? va To optionally connect to a TV server via a wired/wireless communication network As 1 wired/wireless communication network To download data about AY Accompaniment and New Melody Song and store the downloaded data in download memory ¥ With control of a user-defined AY integrated circuit of ASIC and the YO receiver sends the audio signal AY to the user mixed with the accompanying audio; Stored in the SIAN 3 flash JY of the At receiving terminal by server TY as a music message. mY 1 The portable karaoke device as described in claim 1, where; The user presses the Y button. Selects the inclusion of the key matrix oF defined by the microprocessor for a specific integrated circuit v. Use ASIC; As an embed pattern and output an accompanying sound stored in the audio 1¢ stratum containing the internal memory 1a and expansion pack 90 or in the download memory ? to 8 Performance Unit A 1 Instrument sound memory scramble 9; which tests 174 instrument sounds v to convert audio signals corresponding to instrument sounds into digital audio signals; A simultaneously maximum YU audio for a musical instrument and mixed audio output to the A 9 Performance Unit with microprocessor control; And ve the performance unit A changes the shape and/or rhythm of the accompaniment transmitted from the zijla “1” sound 1 or download memory Y to optionally include the accompaniment according to the method \Y performance to change the form and/ Or the rhythm of the sound of the instrument out from the memory of the sound of the instrument 3 of the instrument 9 and the output of the accompanying sound included to the mixing device 01.01 a vo 01 *- portable karaoke device Gay for protection element Cus) that when the user presses the 7 communication selection button of the oF key array ¥ and the microprocessor confirms the ASIC £ Whether the current ¢ pattern is a “music letter mode” The accompanying sound is sent from the sound wheel 1 or download memory 1 to mixer 1 01 directly or in the “modulated form” | v: The amplifier/limiter circuit amplifies 11 audio signals from the main microphone 11 or A auxiliary microphone 77 according to the users song voice, and the peak 9 determines the amplitude of the amplified audio signal to a predetermined level ; And ye mixes the amplified audio signal with the accompanying sound by the mixing device 11 01 and then stores it in the flash memory IY, thus the user listens to the stored sound when he / she wants or connects to the VV server through a communications receiver Vo (PC YE VY) and a telecommunications network PU to send to the music message receiving part .music letter Ve 1;- The Jill JB karaoke device consists of: Y 011 main microphone grill placed at the top of the body. 1 001 main body for portable karaoke equipment; 011 printed circuit board incorporating a control circuit ° to operate a portable karaoke machine” and the printed circuit board to be installed inside the 1 main body 0100; Bas 77 air conditioning 01 accommodation unit for dc gana air conditioning extension packs A + 4< wireless auxiliary 4a 35 YY + microphone receiving module 9 001 FM transmission module FM transmission for 01 The adaptive unit is formed under the VY battery case and positioned in the center 11 of the main body; VY A set of memory connectors 01 memory connectors formed at the bottom of the adaptive unit Vy 014 and connected electrically to the printed circuit board oY (0). ve two male connectors 01 and 7110 are used to be connected symmetrically to the auxiliary wireless microphone receiver wheel 171 and the Ve FM transmitter wheel and connect electrically to the printed circuit board 7100; the male connectors 011 and 7110 are protruding Partly VA to easily connect to two AVIV wheels in series; 4 pair of first guide grooves #01 formed symmetrically on both Y. The two inner walls of the air conditioning unit; 01 to guide the microphone receiver wheel 71 the wireless auxiliary 101 to its correct position; and a pair of second guide grooves 01 vy oo formed symmetrically on both inner walls of the adjustment unit; 10 to guide the wheel of the 11 FM YY transmitter into position; and Ye a 011 protrusion having a 111 support groove formed on the higher Yo face of it; The projection is shaped at the bottom of the main body 001 in such a way as to allow it to extend from 7 the main body; The support groove 111 firmly supports the dad of the main jack of the 77 connector. signal connecting device 1 0—JB karaoke device for transponder Gy of protection 4; Where the microphone receiving wheel, Y, the wireless assistant, 171, is installed in the first and second housings 171 and 71, from which the body v is built, and the transmitter wheel, 181 FM, is placed inside the first and second housings 11 and 71. t The body builds a ° terminal and a female connector for a receiving wheel (receiving module) forms on the underside of the second housing 1 177 for the wireless auxiliary microphone wheel 171 which transmits a wireless signal YVY.¢ radio signal 7 is picked up by an 11" antenna wire to the main body 001 A from an external YU auxiliary microphone 9 and forms a corresponding pair of first guide protrusions 11" on the 0 : both sides of the second housing 177 in a vertical direction to slide into the first guide grooves 11 005 and form the female connector of the FM transmitter wheel on the bottom side in the Vy of the second housing VEY to be connected with a wire The SONY Vy antenna forms a corresponding pair of 1" second pilots on either side of the 0" Ve second housing in the vertical direction to slide into the second VV pilot grooves. YY. ¢