CN213518226U - Live broadcast sound card - Google Patents
Live broadcast sound card Download PDFInfo
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- CN213518226U CN213518226U CN202022221691.1U CN202022221691U CN213518226U CN 213518226 U CN213518226 U CN 213518226U CN 202022221691 U CN202022221691 U CN 202022221691U CN 213518226 U CN213518226 U CN 213518226U
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Abstract
The utility model discloses a live broadcast sound card, which is used for live broadcast of a mobile phone and comprises a main body and a bidirectional charging data line for connecting the mobile phone, wherein the bidirectional charging data line is connected with the main body; the main body comprises an internal power supply, a charging management circuit and a power supply interface for butting external power supply equipment, wherein the charging management circuit is respectively and electrically connected with the internal power supply and the bidirectional charging data line, and the power supply interface is electrically connected with the internal power supply; the mobile phone is connected with the bidirectional charging data line to charge the internal power supply, and the external power supply equipment is in butt joint with the power supply interface to charge the mobile phone and the internal power supply which are connected with the bidirectional charging data line. The utility model discloses a setting up the charge management circuit and can carrying out the two-way charging data line that two-way charges for live sound card can charge for self through the cell-phone, and can charge for the cell-phone of being connected with it when live sound card external power supply, and its charging mode is various and convenient to use, and the user of being convenient for is live in the open air.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an audio equipment technical field especially relates to a live sound card.
[ background of the invention ]
The live sound card equipment is a basic component in the multimedia wireless technology and is hardware for realizing sound wave/digital signal interconversion, a user carries out live broadcast of the mobile phone by connecting the mobile phone with the live sound card, and the live broadcast and the karaoke functions of the live sound card are realized by converting original audio signals from a microphone, a sound box, Bluetooth, digital signals and analog signals into electric signals and inputting the electric signals into audio playing equipment such as an earphone, a loudspeaker, a recorder and the like for external playing so as to realize the audio playing function.
And the traditional live sound card needs external commercial power or other portable power source to be just can use for its power supply, along with the rapid development of present outdoor live broadcast, the user selects to live in the open air more, and therefore there is the inconvenient problem of charging in traditional live sound card, can't be applicable to long-time outdoor live broadcast.
In order to solve the above problems, it is urgently needed to provide a novel live broadcast sound card.
[ Utility model ] content
Live sound card charge mode single lead to the problem that can't normally carry out outdoor live to among the prior art, the utility model discloses a live sound card.
The utility model discloses a solve above-mentioned technical problem, provide a technical scheme and be: a live sound card is used for live broadcasting of a mobile phone and comprises a main body and a bidirectional charging data line used for being connected with the mobile phone, wherein the bidirectional charging data line is connected with the main body; the main body comprises a charging management circuit and a power interface for butting external power supply equipment, the charging management circuit is electrically connected with the bidirectional charging data line, and the power interface is electrically connected with the charging management circuit; the mobile phone is connected with the bidirectional charging data line to supply power to the live sound card, and the external power supply equipment is in butt joint with the power interface to supply power to the mobile phone connected with the bidirectional charging data line and the live sound card.
Preferably, the main body further comprises a shell, a main control module and a function key assembly, the function key assembly is arranged on the shell, and the main control module and the charging management circuit are both arranged in the shell; the charging management circuit is electrically connected with the main control module, and the function key assembly is electrically connected with the main control module to perform function control.
Preferably, the live sound card further comprises an external module, a sound mixing amplification output module and a microphone audio processing module; the microphone audio processing module is electrically connected with the main control module, the external module and the audio mixing amplification output module respectively.
Preferably, the external module comprises an earphone external circuit, a microphone external circuit and a mobile phone external circuit, and the mobile phone external circuit is respectively electrically connected with the audio mixing amplification output module and the microphone audio processing module to transmit audio data; the microphone external circuit is electrically connected with the sound mixing amplification output module and the microphone audio processing module respectively.
Preferably, the external module further includes a speaker external circuit, and the speaker external circuit is electrically connected to the audio mixing amplification output module to amplify the audio output.
Preferably, the live sound card further comprises an earphone connector, a microphone connector and a speaker connector, and the earphone connector, the microphone connector and the speaker connector are all arranged in the housing; the loudspeaker connector passes through loudspeaker external circuit with host system electric connection, the microphone connector passes through microphone external circuit with host system electric connection, the earphone connector passes through earphone external circuit with host system electric connection.
Preferably, the bidirectional charging data line and the earphone connector are respectively arranged on two opposite sides of the outer periphery of the shell; the earphone connector, the microphone connector and the loudspeaker connector are all arranged on the same side of the outer periphery of the shell.
Preferably, the function key assemblies are distributed on the shell in a rectangular array, and the function key assemblies are divided into at least two transverse columns; the function key assembly comprises a control key and a special sound effect key for outputting different sound effects, and the special sound effect key and the control key are arranged at intervals.
Preferably, the special sound effect keys comprise a applause sound effect key, a laughter sound effect key, a departure sound effect key, an embarrassed sound effect key, a kiss sound effect key, an ear light sound effect key and an intelligent voice key so as to control the main control module to send a corresponding sound effect instruction; the control keys comprise a volume up key, a volume down key and a mode switching key for starting, stopping and switching functions.
Preferably, the live sound card further includes an indicator light assembly for displaying an audio output state, the indicator light assembly is disposed on the same side of the housing as the key, and the indicator light assembly is electrically connected to the main control module.
Compared with the prior art, the utility model provides a live sound card has following beneficial effect:
(1) the utility model provides a two-way charging data line that sets up on the live sound card is two-way charging data line to be equipped with a charging management circuit who is used for regulating and control and manages charging voltage and charging current in the live sound card, through the two-way charging data line cooperation that can carry out two-way charging the charging management circuit that has two-way conduction function, realized that the live sound card can charge for the cell-phone when external power supply and can charge the function to the live sound card through the cell-phone, make the user no longer receive the restriction of power when using the live sound card to carry out outdoor live broadcast; the live sound card can be charged through the mobile phone, so that a user can carry the live sound card with him when going out and use the live sound card at any time, a data line for charging is not required to be carried additionally, the use is convenient, the user can directly use the mobile phone and the live sound card only by establishing connection with the mobile phone through the bidirectional charging data line when using the live sound card, the live sound card can be used for live broadcast at any time and any place as long as the mobile phone is electrified, and the applicability of the live sound card is effectively improved; further, when a user performs live broadcasting in a scene where an external power supply device can charge the live sound card (such as indoor live broadcasting), the user can establish connection between the live sound card and the external power supply device (such as a commercial power or a mobile power supply of a charger bank) through a data line for charging, at the moment, the power consumption of the live sound card is no longer provided by the mobile phone, namely, the power consumption is provided by the external power supply device when the live sound card is connected with the external power supply device, at the moment, the current of the external power supply device flows into the mobile phone through the live sound card and charges the mobile phone, and it can be understood that the live sound card not only can realize data transmission between the mobile phone and the live sound card through a self-contained bidirectional charging data line, but also can perform bidirectional charging on the live sound card and the live sound card in different scenes, so that the problem that the user needs to carry a data line with him or herself is solved, and the flexible charging mode of the live sound card, the utility model provides a live sound card has stronger practicality for traditional sound card.
(2) The utility model provides a live broadcast sound card which is provided with a plurality of external circuits for connecting the expansion equipment, so that the functions of the live broadcast sound card are expanded; the earphone external circuit can be connected with earphone equipment inserted into the earphone connector, so that the audio output of the live broadcast sound card can be transmitted to the earphone equipment through the earphone external circuit for a user to use; the microphone external circuit can be connected with microphone equipment inserted into the microphone connector, so that a user can convert a sound signal into an electric signal through the microphone equipment and input the electric signal into the main control module, and the electric signal is subjected to audio processing through the functional module for tuning, the sound signal of the user is improved, and the live broadcast quality is effectively improved; the loudspeaker external circuit is connected with loudspeaker equipment inserted into the loudspeaker connector to amplify audio signals output by the live sound card, and the audio signals are played by the loudspeaker equipment after being subjected to reverberation and amplification processing by the sound mixing amplification output module, so that music, accompaniment and other sounds used by a user during live broadcasting are larger, a listener can hear the sounds clearly, and the live broadcasting atmosphere is improved; further, the utility model provides a plurality of functional modules that are used for the tuning have been integrated in the live sound card, live interest has been strengthened effectively to each external extension apparatus of these functional module cooperations, output module and microphone audio processing module are enlargied including the audio mixing to this functional module, output module can be enlargied various audio signal with live sound card output and audio mixing processing to the audio mixing is enlargied to the audio mixing, make the sound signal of output more dynamic and flood, microphone audio processing module then is responsible for optimizing and/or changing the sound with the sound signal of user through external microphone equipment input and handles, its tone quality has further been improved, and the interest has further been promoted.
(3) In the live sound card provided by the utility model, a user can issue various control instructions to the main control module through the operation key assembly so as to control each circuit module in the live sound card; the control keys in the key assembly are mainly used for adjusting the start and stop of a live broadcast sound card, the volume of an output sound signal and the switching of functional modes; the special sound effect keys are used for controlling the live broadcast sound card to emit different special sound effects, and the special sound effect keys are various in types, so that a user can select and switch the special sound effects according to the real-time situation of live broadcast, the live broadcast of the user is more flexible and interesting, and the interaction between the user and audiences is facilitated; and the key layout of the live broadcast sound card is very simple and convenient to operate, and the embarrassing situation of a live broadcast site caused by pressing wrong keys by a client is effectively avoided by separating the control keys and the special sound effect keys.
(4) The utility model provides a live broadcast sound card still is equipped with the pilot lamp subassembly that is used for showing the real-time audio output state of live broadcast sound card, and this pilot lamp subassembly includes a plurality of LED lamp pearls and each LED lamp pearl is equallyd divide and is corresponded an audio output state respectively (different audio output states are the audio output mode of different special audio), when live broadcast sound card is in the audio output mode of certain special audio, the LED lamp pearl that corresponds with it will be lighted, convenience of customers observes the user state of live broadcast sound card, so that can switch its audio output mode according to actual conditions at any time; it can be understood that a plurality of indicator lamps used for displaying audio output states are arranged on the live sound card, so that a user can observe the real-time audio output mode of the live sound card more intuitively when the live sound card is used for live broadcast, and the adjustment of the user is facilitated.
(5) The live sound card provided by the utility model can be charged by using the mobile phone, and the mobile phone does not need to be charged by plugging a wire when being electrified, so that the live sound card is free from the constraint of wires, the live sound card can be held by hand, the use is more convenient, the trouble of outdoor live wired connection is solved when the user live, the user is far away from the wired constraint, the user can freely move to display the sound card, and the problem that the use of the wired sound card has limitation is solved; moreover, different from the traditional wireless live broadcast sound card, the sound card provided by the utility model has no built-in battery, further reduces the volume of the live broadcast sound card, reduces the weight and simplifies the structure, so that the shape of the sound card is smaller and lighter, the portability of the sound card is greatly improved, and a user can easily put the sound card into a pocket to carry the sound card; furthermore, because the direct-broadcast sound card is not provided with a built-in battery, the manufacturing cost is reduced, and the direct-broadcast sound card is beneficial to production and popularization.
[ description of the drawings ]
Fig. 1 is a schematic overall structure diagram of a live broadcast sound card according to a first embodiment of the present invention;
fig. 2 is a schematic diagram illustrating a connection relationship between internal circuit modules of a live sound card according to a first embodiment of the present invention;
fig. 3 is an exploded view of a live sound card according to a first embodiment of the present invention;
fig. 4 is a schematic diagram of an overall structure of a live sound card according to a first embodiment of the present invention.
Reference numerals:
1. directly broadcasting sound cards; 11. a bidirectional charging data line; 12. a main body; 121. a housing; 122. a lower cover; 123. an upper cover; 124. a horn connector; 125. a microphone device; 126. an earphone device; 127. an indicator light assembly; 1271. LED lamp beads; 14. a function key assembly; 141. control keys, 142, special sound effect keys; 15. a power interface;
13. a main control board; 131. a main control module; 132. connecting the module externally; 1321. the loudspeaker is connected with the circuit; 1322. the mobile phone is externally connected with a circuit; 1323. the earphone is connected with an external circuit; 1324. a microphone external circuit; 133. a charging management circuit; 134. a mixed sound amplification output module; 135. a microphone audio processing module;
a. an external power supply device; b. a mobile phone; c. an earphone device; d. a microphone device; e. a horn device.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and the embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 and fig. 2 in combination, a first embodiment of the present invention provides a live sound card 1, where the live sound card 1 is used for live broadcasting of a mobile phone b, the live sound card 1 includes a main body 12 and a bidirectional charging data line 11 for connecting the mobile phone b, and the bidirectional charging data line 11 is connected to the main body 12; the main body 12 comprises a charging management circuit 133 and a power interface 15 for butting external power supply equipment a, wherein the charging management circuit 133 is electrically connected with the bidirectional charging data line 11, and the power interface 15 is electrically connected with the charging management circuit 133; the mobile phone b is connected with the bidirectional charging data line 11 to supply power to the live sound card 1, and the external power supply device a is in butt joint with the power interface 15 to supply power to the mobile phone b connected with the bidirectional charging data line 11 and the live sound card 1.
Specifically, the bidirectional charging data line 11 arranged on the live sound card 1 is the bidirectional charging data line 11, the live sound card 1 is provided with a charging management circuit 133 for regulating and managing charging voltage and charging current, and the bidirectional charging data line 11 capable of being charged bidirectionally is matched with the charging management circuit 133 with the bidirectional conduction function, so that the functions that the live sound card 1 can charge the mobile phone b when the live sound card is externally connected with a power supply and the live sound card 1 can be charged through the mobile phone b are realized, and a user is not limited by the power supply when the live sound card 1 is used for outdoor live broadcast; it can be understood that, because the live sound card 1 can be charged through the mobile phone b, the user can carry the live sound card 1 with him or her and use it at any time when going out, and does not need to additionally carry a data line for charging, the use is convenient, the user can directly use the mobile phone b and the live sound card 1 by establishing connection with the mobile phone b through the bidirectional charging data line 11 when using the live sound card, and the live sound card 1 can be used for live broadcast at any time and any place as long as the mobile phone b has power, so that the applicability of the live sound card is effectively improved; further, when a user performs live broadcasting in a scene where an external power supply device can charge the live sound card 1 (such as indoor live broadcasting), the user can establish connection between the live sound card 1 and the external power supply device (such as a commercial power or a mobile power supply of a charger bank) through a data line for charging, at this time, the power consumption of the live sound card 1 is no longer provided by the mobile phone b, namely, the power consumption is provided by the external power supply device when the live sound card 1 is connected with the external power supply device, and at this time, the current of the external power supply device flows into the mobile phone b through the live sound card 1 and charges the mobile phone b, it can be understood that the live sound card 1 can not only realize data transmission between the mobile phone b and the live sound card 1 through the self-carried bidirectional charging data line 11, but also can perform bidirectional charging on the live sound card and the live sound card in different scenes, thereby solving the problem that the user needs to carry the data, and this live sound card 1 nimble mode of charging has further reduced the limitation that charges, the utility model provides a live sound card 1 has stronger practicality for traditional sound card.
Specifically, the main body 12 further includes a casing 121, a main control module 131 and a function key assembly 14, the function key assembly 14 is disposed on the casing 121, and the main control module 131 and the charging management circuit 133 are both disposed in the casing 121; the charging management circuit 133 is electrically connected to the main control module 131, and the function key assembly 14 is electrically connected to the main control module 131 for performing function control; .
Referring to fig. 2, the live sound card 1 further includes an external module 132, a mixing and amplifying output module 134, and a microphone audio processing module 135; the microphone audio processing module 135 is electrically connected to the main control module 131, the external module 132 and the mixing and amplifying output module 134.
Specifically, the external module 132 includes a speaker external circuit 1321, an earphone external circuit 1323, a microphone external circuit 1324, and a handset external circuit 1322, where the handset external circuit 1322 is electrically connected to the audio mixing amplification output module 134 and the microphone audio processing module 135, respectively, for transmitting audio data; the microphone external circuit 1324 is electrically connected to the audio mixing amplification output module 134 and the microphone audio processing module 135, respectively; the speaker external circuit 1321 is electrically connected to the audio mixing and amplifying output module 134 to amplify the audio output.
It can be understood that the live broadcast sound card 1 is provided with a plurality of external circuits for connecting the expansion device, so that the functions of the live broadcast sound card are expanded; the earphone external circuit 1323 can establish connection with the earphone device c inserted into the earphone connector 126, so that the audio output of the live sound card 1 can be transmitted to the earphone device c through the earphone external circuit 1323 for the user to use; the microphone external circuit 1324 may be connected to a microphone device d inserted into the microphone connector 125, so that a user may convert a sound signal into an electrical signal through the microphone device d and input the electrical signal into the main control module 131, and perform audio processing on the electrical signal through the functional module for tuning, so that the sound signal of the user is improved, and the live broadcast quality is effectively improved; the loudspeaker external circuit 1321 is connected with the loudspeaker equipment e inserted into the loudspeaker connector 124 to amplify the audio signal output by the live sound card 1, and the audio signal is played by the loudspeaker equipment e after being subjected to reverberation and amplification processing by the sound mixing amplification output module 134, so that the sound of music, accompaniment and the like used by a user during live broadcasting is larger, the sound is conveniently and clearly heard by listeners, and the live broadcasting atmosphere is improved; further, the utility model provides a plurality of functional modules that are used for the tuning have been integrated in the live sound card 1, live interest has been strengthened effectively to each external extension apparatus of these functional module cooperations, output module 134 and microphone audio processing module 135 are amplified including the audio mixing to this functional module, output module 134 can amplify various audio signal and the audio mixing of live sound card 1 output is amplified to the audio mixing, make the sound signal of output more dynamic and surging, and microphone audio processing module 135 then is responsible for optimizing the sound signal of user through external microphone equipment d input and/or the sound change is handled, its tone quality has further been improved, and further promoted interestingly.
Optionally, live sound card 1 is equipped with a main control board 13, this main control board 13 is highly integrated circuit board, output module 134 is enlargied in the audio mixing, host system 131, charge management circuit 133, external module 132 and microphone audio processing module 135 all integrate on main control board 13, highly integrated main control board 13 not only makes the functionality of live sound card 1 obtain abundantly, because main control board 13 is integrated with a plurality of modules, live sound card 1's inner space has further been practiced thrift, be favorable to reducing live sound card 1's volume, make it can do thinner lighter.
Referring to fig. 2-4, the live sound card 1 further includes an earphone connector 126, a microphone connector 125, and a speaker connector 124, wherein the earphone connector 126, the microphone connector 125, and the speaker connector 124 are disposed in the housing 121; the speaker connector 124 is electrically connected to the main control module 131 through the speaker external circuit 1321, the microphone connector 125 is electrically connected to the main control module 131 through the microphone external circuit 1324, and the earphone connector 126 is electrically connected to the main control module 131 through the earphone external circuit 1323; the ends of the earphone connector 126, the microphone connector 125, and the speaker connector 124, which are connected to the external device, are exposed out of the housing 121.
Specifically, the bidirectional charging data line 11 and the earphone connector are respectively disposed on the side surface of the housing 121, and are respectively disposed on two opposite sides of the outer peripheral side of the housing 121; the earphone connector 126, the microphone connector 125 and the speaker connector 124 are all arranged on the same side of the outer periphery of the shell 121; the main body 12 further comprises an upper cover 123 and a lower cover 122, wherein the upper cover 123 is arranged opposite to the lower cover 122; earphone connector 126, microphone connector 125 and loudspeaker connector 124 all with lower cover 122 fixed connection, power source 15 locates on the upper cover 122, because earphone connector 126, microphone connector 125 and loudspeaker connector 124 locate the same end of shell 121, the data line of more convenience of customers' arrangement and each connector butt joint avoids the data line to be mixed and disorderly and leads to the data line to tie a knot.
It can be understood that the live broadcast sound card 1 provided by the utility model can be charged by using the mobile phone b, and the mobile phone b does not need to be charged by plugging a wire when being charged, so that the live broadcast sound card is free from the constraint of wires, the live broadcast sound card 1 can be held by hand, the use is more convenient, the user solves the trouble of outdoor live broadcast wired connection during live broadcast, the user is far away from the constraint of wires, the user can freely display the live broadcast sound card by moving the live broadcast sound card, and the problem that the wired sound card has limitation in use is solved; moreover, different from the traditional wireless live broadcast sound card 1, the sound card provided by the utility model has no built-in battery, further reduces the volume of the live broadcast sound card 1, reduces the weight and simplifies the structure, so that the shape is smaller and lighter, the portability is greatly improved, and the sound card can be easily put into a pocket for carrying; furthermore, because the direct-broadcast sound card 1 is not provided with a built-in battery, the manufacturing cost is reduced, and the direct-broadcast sound card is beneficial to production and popularization.
Specifically, the function key assemblies 14 are distributed on the casing 121 in a rectangular array, and the function key assemblies 14 are divided into at least two transverse rows; the function key assembly 14 includes control keys 141 and special sound keys 142 for outputting different sound effects, wherein the special sound keys 142 are spaced apart from the control keys 141.
Specifically, the special sound effect keys 142 include a applause sound effect key, a laughter sound effect key, a departure sound effect key, an embarrassed sound effect key, a kiss sound effect key, an ear light sound effect key and an intelligent voice key to send corresponding sound effect instructions to the main control module 131; when a user presses sound effect keys such as a palm sound effect key, a corresponding sound effect instruction is sent to the external module 132 through the main control module 131, so that a live user and audiences can hear the corresponding sound effect, the intelligent voice key is also a sound effect key, and when the user presses the intelligent voice key, the corresponding sound effect instruction is sent to the external module 132 through the main control module 131, so that the live user and the audiences can hear intelligent voice which is focused on, and the interaction enthusiasm of the live user and the audiences is enhanced; the control keys 141 include a volume up key, a volume down key, and a mode switching key for start-stop and switching functions; furthermore, the mode switching key comprises a long-press mode and a short-press mode, a user can circularly switch among modes such as live broadcasting, singing, chatting, electric sound, shouting, doll sound effect, magic animal special effect and the like by pressing the mode switching key for a short time, and the user can reduce the volume of accompaniment when speaking by pressing the mode switching key for a long time; the control keys 141 further comprise a silencing key and an output switching key, a user can eliminate the voice in the accompaniment by pressing the silencing key for a long time, the output switching key is mainly used for switching the output mode of the live sound card 1, and the user can switch among beautiful life, super bass, 3D surround and common modes (the beautiful life, the super bass, the 3D surround and the common modes are output modes which output corresponding special sound effects) by pressing the output switching key for a short time, so that the live broadcast is more interesting; furthermore, the user can switch the output mode of the live sound card 1 between the earphone output mode and the sound box output mode by pressing the output switching key for a long time, the user can select the desired output mode according to the self requirement to obtain the best gain and playing effect, howling generated in the process of singing K can be avoided, and the use is convenient.
It can be understood that, the user can issue various control instructions to the main control module 131 by operating the key assembly to control each circuit module in the live sound card 1; the control key 141 in the key assembly is mainly used for adjusting the on-off of the live sound card 1, the volume of the output sound signal and the switching of the functional modes; the special sound effect key 142 is used for controlling the live broadcast sound card 1 to send out different special sound effect sounds, and the special sound effect key 142 is various in types, so that a user can select and switch the special sound effect according to the live broadcast real-time condition, the live broadcast of the user is more flexible and interesting, and the interaction between the user and audiences is facilitated; and the key layout of the live broadcast sound card 1 is very simple and convenient to operate, and the embarrassment of live broadcast site caused by pressing wrong keys by a client is effectively avoided by separately arranging the control keys 141 and the special sound effect keys 142.
Specifically, the live sound card 1 further includes an indicator light assembly 127 for displaying an audio output state, the indicator light assembly 127 is disposed on the same side of the housing 121 as the key, and the indicator light assembly 127 is electrically connected to the main control module 131; the indicator light assembly 127 includes at least one LED light bead 1271; further, the live sound card 1 is provided with an indicator light assembly 127 for displaying the real-time audio output state of the live sound card 1, the indicator light assembly 127 comprises a plurality of LED light beads 1271, each LED light bead 1271 corresponds to one audio output state (different audio output states are audio output modes of different special sound effects), when the live sound card 1 is in the audio output mode of a certain special sound effect, the LED light bead 1271 corresponding to the live sound card will be lighted, so that a user can observe the use state of the live sound card 1, and the audio output mode can be switched at any time according to the actual situation; it can be understood that a plurality of indicator lamps used for displaying audio output states are arranged on the live sound card 1, so that a user can observe the real-time audio output mode of the live sound card 1 more intuitively when the user uses the live sound card 1 to carry out live broadcast, and the adjustment of the user is facilitated.
Compared with the prior art, the utility model provides a live sound card has following beneficial effect:
(1) the utility model provides a two-way charging data line that sets up on the live sound card is two-way charging data line to be equipped with a charging management circuit who is used for regulating and control and manages charging voltage and charging current in the live sound card, through the two-way charging data line cooperation that can carry out two-way charging the charging management circuit that has two-way conduction function, realized that the live sound card can charge for the cell-phone when external power supply and can charge the function to the live sound card through the cell-phone, make the user no longer receive the restriction of power when using the live sound card to carry out outdoor live broadcast; the live sound card can be charged through the mobile phone, so that a user can carry the live sound card with him when going out and use the live sound card at any time, a data line for charging is not required to be carried additionally, the use is convenient, the user can directly use the mobile phone and the live sound card only by establishing connection with the mobile phone through the bidirectional charging data line when using the live sound card, the live sound card can be used for live broadcast at any time and any place as long as the mobile phone is electrified, and the applicability of the live sound card is effectively improved; further, when a user performs live broadcasting in a scene where an external power supply device can charge the live sound card (such as indoor live broadcasting), the user can establish connection between the live sound card and the external power supply device (such as a commercial power or a mobile power supply of a charger bank) through a data line for charging, at the moment, the power consumption of the live sound card is no longer provided by the mobile phone, namely, the power consumption is provided by the external power supply device when the live sound card is connected with the external power supply device, at the moment, the current of the external power supply device flows into the mobile phone through the live sound card and charges the mobile phone, and it can be understood that the live sound card not only can realize data transmission between the mobile phone and the live sound card through a self-contained bidirectional charging data line, but also can perform bidirectional charging on the live sound card and the live sound card in different scenes, so that the problem that the user needs to carry a data line with him or herself is solved, and the flexible charging mode of the live sound card, the utility model provides a live sound card has stronger practicality for traditional sound card.
(2) The utility model provides a live broadcast sound card which is provided with a plurality of external circuits for connecting the expansion equipment, so that the functions of the live broadcast sound card are expanded; the earphone external circuit can be connected with earphone equipment inserted into the earphone connector, so that the audio output of the live broadcast sound card can be transmitted to the earphone equipment through the earphone external circuit for a user to use; the microphone external circuit can be connected with microphone equipment inserted into the microphone connector, so that a user can convert a sound signal into an electric signal through the microphone equipment and input the electric signal into the main control module, and the electric signal is subjected to audio processing through the functional module for tuning, the sound signal of the user is improved, and the live broadcast quality is effectively improved; the loudspeaker external circuit is connected with loudspeaker equipment inserted into the loudspeaker connector to amplify audio signals output by the live sound card, and the audio signals are played by the loudspeaker equipment after being subjected to reverberation and amplification processing by the sound mixing amplification output module, so that music, accompaniment and other sounds used by a user during live broadcasting are larger, a listener can hear the sounds clearly, and the live broadcasting atmosphere is improved; further, the utility model provides a plurality of functional modules that are used for the tuning have been integrated in the live sound card, live interest has been strengthened effectively to each external extension apparatus of these functional module cooperations, output module and microphone audio processing module are enlargied including the audio mixing to this functional module, output module can be enlargied various audio signal with live sound card output and audio mixing processing to the audio mixing is enlargied to the audio mixing, make the sound signal of output more dynamic and flood, microphone audio processing module then is responsible for optimizing and/or changing the sound with the sound signal of user through external microphone equipment input and handles, its tone quality has further been improved, and the interest has further been promoted.
(3) In the live sound card provided by the utility model, a user can issue various control instructions to the main control module through the operation key assembly so as to control each circuit module in the live sound card; the control keys in the key assembly are mainly used for adjusting the start and stop of a live broadcast sound card, the volume of an output sound signal and the switching of functional modes; the special sound effect keys are used for controlling the live broadcast sound card to emit different special sound effects, and the special sound effect keys are various in types, so that a user can select and switch the special sound effects according to the real-time situation of live broadcast, the live broadcast of the user is more flexible and interesting, and the interaction between the user and audiences is facilitated; and the key layout of the live broadcast sound card is very simple and convenient to operate, and the embarrassing situation of a live broadcast site caused by pressing wrong keys by a client is effectively avoided by separating the control keys and the special sound effect keys.
(4) The utility model provides a live broadcast sound card still is equipped with the pilot lamp subassembly that is used for showing the real-time audio output state of live broadcast sound card, and this pilot lamp subassembly includes a plurality of LED lamp pearls and each LED lamp pearl is equallyd divide and is corresponded an audio output state respectively (different audio output states are the audio output mode of different special audio), when live broadcast sound card is in the audio output mode of certain special audio, the LED lamp pearl that corresponds with it will be lighted, convenience of customers observes the user state of live broadcast sound card, so that can switch its audio output mode according to actual conditions at any time; it can be understood that a plurality of indicator lamps used for displaying audio output states are arranged on the live sound card, so that a user can observe the real-time audio output mode of the live sound card more intuitively when the live sound card is used for live broadcast, and the adjustment of the user is facilitated.
(5) The live sound card provided by the utility model can be charged by using the mobile phone, and the mobile phone does not need to be charged by plugging a wire when being electrified, so that the live sound card is free from the constraint of wires, the live sound card can be held by hand, the use is more convenient, the trouble of outdoor live wired connection is solved when the user live, the user is far away from the wired constraint, the user can freely move to display the sound card, and the problem that the use of the wired sound card has limitation is solved; moreover, different from the traditional wireless live broadcast sound card, the sound card provided by the utility model has no built-in battery, further reduces the volume of the live broadcast sound card, reduces the weight and simplifies the structure, so that the shape of the sound card is smaller and lighter, the portability of the sound card is greatly improved, and a user can easily put the sound card into a pocket to carry the sound card; furthermore, because the direct-broadcast sound card is not provided with a built-in battery, the manufacturing cost is reduced, and the direct-broadcast sound card is beneficial to production and popularization.
Claims (10)
1. A live sound card, its characterized in that: the live sound card is used for live broadcasting of the mobile phone and comprises a main body and a bidirectional charging data line used for connecting the mobile phone, and the bidirectional charging data line is connected with the main body;
the main body comprises a charging management circuit and a power interface for butting external power supply equipment, the charging management circuit is electrically connected with the bidirectional charging data line, and the power interface is electrically connected with the charging management circuit;
the mobile phone is connected with the bidirectional charging data line to supply power to the live sound card, and the external power supply equipment is in butt joint with the power interface to supply power to the mobile phone connected with the bidirectional charging data line and the live sound card.
2. The live sound card of claim 1, wherein: the main body further comprises a shell, a main control module and a function key assembly, the function key assembly is arranged on the shell, and the main control module and the charging management circuit are both arranged in the shell;
the charging management circuit is electrically connected with the main control module, and the function key assembly is electrically connected with the main control module to perform function control.
3. The live sound card of claim 2, wherein: the live sound card further comprises an external module, a mixed sound amplification output module and a microphone audio processing module;
the microphone audio processing module is electrically connected with the main control module, the external module and the audio mixing amplification output module respectively.
4. The live sound card of claim 3, wherein: the external connection module comprises an earphone external circuit, a microphone external circuit and a mobile phone external circuit, and the mobile phone external circuit is respectively electrically connected with the audio mixing amplification output module and the microphone audio processing module to transmit audio data;
the microphone external circuit is electrically connected with the sound mixing amplification output module and the microphone audio processing module respectively.
5. The live sound card of claim 4, wherein: the external module further comprises a loudspeaker external circuit, and the loudspeaker external circuit is electrically connected with the audio mixing amplification output module to amplify the audio output.
6. The live sound card of claim 5, wherein: the live sound card further comprises an earphone connector, a microphone connector and a loudspeaker connector, wherein the earphone connector, the microphone connector and the loudspeaker connector are all arranged in the shell;
the loudspeaker connector passes through loudspeaker external circuit with host system electric connection, the microphone connector passes through microphone external circuit with host system electric connection, the earphone connector passes through earphone external circuit with host system electric connection.
7. The live sound card of claim 6, wherein: the bidirectional charging data line and the earphone connector are respectively arranged on two opposite sides of the outer periphery of the shell;
the earphone connector, the microphone connector and the loudspeaker connector are all arranged on the same side of the outer periphery of the shell.
8. The live sound card of claim 2, wherein: the function key assemblies are distributed on the shell in a rectangular array, and the function key assemblies are at least divided into two transverse rows;
the function key assembly comprises a control key and a special sound effect key for outputting different sound effects, and the special sound effect key and the control key are arranged at intervals.
9. The live sound card of claim 8, wherein: the special sound effect keys comprise a palmsound effect key, a laughter sound effect key, a departure sound effect key, an embarrassed sound effect key, a kiss sound effect key, an ear light sound effect key and an intelligent voice key so as to control the main control module to send a corresponding sound effect instruction;
the control keys comprise a volume up key, a volume down key and a mode switching key for starting, stopping and switching functions.
10. The live sound card of claim 2, wherein: the live sound card further comprises an indicating lamp assembly used for displaying the audio output state, the indicating lamp assembly is arranged on one side of the shell, which is the same as the key, and the indicating lamp assembly is electrically connected with the main control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022221691.1U CN213518226U (en) | 2020-09-30 | 2020-09-30 | Live broadcast sound card |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022221691.1U CN213518226U (en) | 2020-09-30 | 2020-09-30 | Live broadcast sound card |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213518226U true CN213518226U (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022221691.1U Expired - Fee Related CN213518226U (en) | 2020-09-30 | 2020-09-30 | Live broadcast sound card |
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| Country | Link |
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| CN (1) | CN213518226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113645545A (en) * | 2021-07-01 | 2021-11-12 | 江西创成微电子有限公司 | External sound card |
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2020
- 2020-09-30 CN CN202022221691.1U patent/CN213518226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113645545A (en) * | 2021-07-01 | 2021-11-12 | 江西创成微电子有限公司 | External sound card |
| CN113645545B (en) * | 2021-07-01 | 2024-01-26 | 江西创成微电子有限公司 | External sound card |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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