WO2020156495A1 - 具有收纳tws耳机的多媒体适配机 - Google Patents
具有收纳tws耳机的多媒体适配机 Download PDFInfo
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- WO2020156495A1 WO2020156495A1 PCT/CN2020/074074 CN2020074074W WO2020156495A1 WO 2020156495 A1 WO2020156495 A1 WO 2020156495A1 CN 2020074074 W CN2020074074 W CN 2020074074W WO 2020156495 A1 WO2020156495 A1 WO 2020156495A1
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- charging
- module
- processor
- tws
- switch
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C15/00—Purses, bags, luggage or other receptacles covered by groups A45C1/00 - A45C11/00, combined with other objects or articles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
Definitions
- the invention relates to an earphone charging box, in particular to a multimedia adapter for storing TWS earphones that plays multimedia information and the earphone charging box is integrated.
- the earphone charging box in the prior art is a device that can store earphones and charge the earphones.
- the earphone charging box is only provided with a charging circuit for charging the earphones.
- the headset charging box in the prior art has too few functions and makes people feel that it is not up to the standard. For some people, they may even feel that they are carried out. It is a burden.
- the technical problem to be solved by the present invention is to provide a multimedia adapter that can be used as a charging box for storing earphones, and can be used as a streaming media smart player and can be connected to a mobile phone with a TWS earphone.
- the multimedia adapter for storing TWS earphones of the present invention includes a casing and a storage room for storing the TWS earphones built in the casing, and is characterized in that: the casing is provided with a main control circuit capable of receiving streaming media, and the front of the casing It is equipped with a display screen and a speaker for playing the streaming media, and a wake-up mode of the TWS headset by voice, touch or picking up is set in the main control circuit by the combination mode of the display screen and the speaker or by the display
- the switch control module for playing the streaming media in the combined mode of the screen and TWS headset is provided with a main control circuit capable of receiving streaming media, and the front of the casing It is equipped with a display screen and a speaker for playing the streaming media, and a wake-up mode of the TWS headset by voice, touch or picking up is set in the main control circuit by the combination mode of the display screen and the speaker or by the display
- the switch control module is composed of an identification circuit, a watch processor, a processor power switch and a processor power module, wherein:
- An identification circuit which is used to collect the information of the TWS earphone taken out from the charging cradle that accommodates the TWS earphone and transmit the information to the duty processor;
- the on-duty processor when the TWS headset is removed from the charging dock, the on-duty processor issues an instruction to turn on the processor power module to the processor power switch;
- the processor power module converts the power of the power supply battery into a multi-specification voltage and provides normal working voltage to the audio power amplifier, display screen and core processor.
- the main control circuit is also provided with a charging management module that uses only one USB interface for charging and discharging.
- the charging management module is composed of a voltage input detection circuit, a current flow conversion module, a battery charging module and the on-duty processor, among them,
- the voltage input detection circuit is used to detect the information that the USB interface is connected to the external charging power source or the equipment to be charged and transmit the information to the on-duty processor;
- the current flow conversion module when the USB interface is connected to the external charging power supply, the on-duty processor issues an instruction to the module that the current flow direction is the input direction, so that the current input by the external charging power supply passes through the current flow conversion module all the way
- the battery charging module charges the power supply battery, and the other way charges the TWS headset;
- the on-duty processor issues an instruction to the module that the current flow direction is the output direction, so that all The current output by the power supply battery is charged by the battery charging module and the current direction conversion module to the USB interface to charge the device to be charged.
- An ear charging switch module that uses the power supply battery to charge the TWS earphone is also provided between the current flow conversion module and the on-duty processor.
- the ear charging switch module is composed of the identification circuit, the ear charging source switch, The ear charger management module and the on-duty processor are composed, wherein,
- An identification circuit transmitting the charging information that the TWS headset is stored in the charging dock and the power of the built-in battery of the TWS headset is lower than a set value to the duty processor;
- the on-duty processor after receiving the charging information, sends instructions to the ear charger switch module and the current flow conversion module to turn on the charging switch and switch the current flow direction to output to the TWS earphone;
- the ear charge switch module after receiving the instruction to turn on the charging switch issued by the on-duty processor, sends an instruction to the ear charge management module to turn on the power supply battery and the channel of the current flowing to the conversion module.
- a card slot for a mobile phone SIM card and an external memory card connected with the core processor is also provided on the casing.
- a built-in mobile phone number card is also connected to the core processor.
- An intelligent voice module is also provided on the main control circuit, and the intelligent voice module includes a core circuit board, a built-in memory and a main control chip mainly based on an embedded speech synthesis chip.
- the outline of the casing is a rectangular parallelepiped with rounded corners, which is composed of an upper flip cover and a lower main body.
- the space enclosed by the inner cavity of the flip cover and the top end of the main body constitutes a charging seat for storing two TWS earphones.
- a plurality of buttons for realizing different operations are also provided under the display screen.
- the multimedia adapter of the present invention is provided with a display screen on the front of the housing and a main control circuit with several functional modules in the housing, so that it can be used as an earphone charging box for storing TWS earphones, and it can also be used to control it through voice input.
- the mobile terminal for Internet access can also be used as a small mobile router. When traveling, it is a mobile carrier that is convenient to carry and powerful.
- FIG. 1 is a schematic diagram of the multimedia adapter of the present invention.
- Fig. 2 is a schematic diagram of the multimedia adapter in Fig. 1 opening the flip cover.
- Fig. 3 is a schematic diagram of the multimedia adapter in Fig. 2 when a TWS headset is placed.
- Fig. 4 is an exploded schematic diagram of the multimedia adapter of Fig. 1.
- FIG. 5 is a schematic diagram of the main part of the circuit board in FIG. 4.
- Fig. 6 is a circuit block diagram of the main control circuit of the present invention.
- Figure 7 is a block diagram of the circuit that implements the routing function in the main control circuit.
- Figure 8 is a block diagram of the circuit for realizing the recording function in the main control circuit.
- Figure 9 is a block diagram of the circuit for realizing the storage function in the main control circuit.
- Shell 1 upper shell 11, inner shell 12, lower shell 13, charging dock 2, TWS headset 3, display screen 4, HOME button 51, volume button 52, toggle switch 53, power on button 54, SIM/memory card slot 55.
- MIC56 speaker 57, USB interface 58, main control circuit 6, power supply battery 7.
- the multimedia adapter with a TWS headset 3 of the present invention is composed of a housing 1, a display screen 4, and a main control circuit 6 installed in the housing 1.
- the shell 1 is a rectangular parallelepiped with rounded corners, which is composed of an upper shell 11, an inner shell 12 and a lower shell (also called a main body) 13.
- the upper shell 11 is a flip cover, and the inner shell 12 is embedded in the lower shell 13 as the charging base 2. Open the flip to place two TWS earphones 3 in the Inside the charging base 2, the charging base 2 is also called a storage room for earphones.
- a charging PIN pin is provided in the charging base 2, which can connect the built-in battery of the TWS earphone 3 with the charging circuit on the main control circuit 6.
- the display screen 4 is arranged on the front of the lower shell 13, and it can be a touch screen 4.
- buttons are arranged on both sides of the HOME button 51.
- the two touch buttons represent "previous song, game left button” and “next song, game right button”. ".
- One side of the lower shell 13 is provided with a volume key 52, a pause key, a mode key, a toggle switch 53 and an LED indicator for displaying the working status of the functional module.
- a power button 54 and a SIM/memory card slot 55 are provided on the other side of the lower shell 13.
- a MIC56, a speaker 57 and a USB interface 58 are provided at the bottom of the lower shell 13, and the USB interface is preferably a TYPE-C interface.
- Main control circuit 6 (installed on the main PCB board)
- the main control circuit 6 is composed of a core processor, a duty processor (MCU in Fig. 6), several functional module circuits and a built-in antenna.
- the present invention can also be provided with an independent operating intelligent voice module (not shown in the figure) on the main control circuit 6, the intelligent voice module includes the core circuit Board, built-in memory and the main control chip based on the embedded speech synthesis chip introduced by the speech recognition software development company.
- Audio power amplifier Used to control the display screen 4, audio power amplifier, receive and process the voice information input by the MIC56 on the cabinet, receive and process the information input by the touch buttons and other buttons on the cabinet, and receive and process the digital information input by the USB interface 58 And receive and send out the information processing interconnected with the built-in antenna.
- the built-in antenna includes a Bluetooth antenna, a mobile phone antenna and a GPS antenna.
- the audio power amplifier outputs audio information through the speaker 57.
- the core processor is often in a standby state.
- the SIM/memory card slot 55 is connected to the core processor through the card slots of the mobile phone SIM card and the external memory card.
- a built-in mobile phone number card is also connected to the core processor.
- the invention sets a special processor to assume the control of the normal working module, which can greatly reduce the workload of the core processor.
- the working voltage of the duty processor is directly provided by the power supply battery 7, and the working voltage of other functional modules (such as the core processor, the display screen 4, the audio power amplifier, etc.) is controlled and connected by the duty processor.
- the function of the switch control module is to trigger the duty processor to do the corresponding work when the user takes the TWS headset 3 out of the charging base 2 through voice input, touch key input or take out the TWS earphone 3 from the charging base 2.
- the switch control module is composed of an identification circuit, the on-duty processor, a processor power switch and a processor power module.
- the identification circuit is used to collect the access information of whether the TWS headset 3 is placed in the charging base 2 and transmit the access information to the on-duty processor.
- the on-duty processor when the TWS headset 3 is removed from the charging dock 2, the on-duty processor issues an instruction to turn on the processor power module to the processor power switch.
- the processor power module converts the electric energy of the power supply battery 7 into a multi-specification voltage and provides normal working voltage to the audio power amplifier, the display 4 and the core processor (the working voltage of the display is 5V, 3.3V, etc.; the core processor’s The working voltage is 5V, 3.3V, 1.8V, 1.5V, 1.2V, etc.; the working voltage of the audio power amplifier is 5V, 3.3V, etc.).
- the streaming media to be played can be selected through the earphone, the built-in MIC56 or the touch button, so as to realize the function of network playback.
- Input voice information to the core processor (or an independently set intelligent voice module) through the MIC and the core processor issues instructions to the on-duty processor to start the processor power switch and processor power module to work, to the audio amplifier and display screen And the core processor provides normal working voltage.
- the on-duty processor Directly input the corresponding trigger instruction to the on-duty processor through the touch button, and the on-duty processor issues an instruction to turn on the processor power module to the processor power switch, and provides normal working voltage to the audio amplifier, display screen and core processor .
- the core processor has an antenna connected to the mobile network and a card slot for placing a mobile phone card.
- the network signal can be connected to the network provided by the operator through the mobile phone card, and the Internet function can be realized through the built-in application software of the core processor, and a lot of network applications can be realized.
- the processor can process audio and video when receiving network content.
- the audio signal can be sent to the TWS headset 3 through the Bluetooth function of the core processor, and the headset can be used to listen to the audio, or the audio power amplifier and the The SPK that comes with the multimedia adapter performs audio playback.
- the network content can be stored in an external memory card or in the internal memory of the core processor.
- the core processor controls the display, and the video signal processed by the core processor can be played through the display.
- the core processor controls the GPS antenna module, can record the movement information of the multimedia adapter robot, and record the movement information in the core processor, which can be used for audio and video display through earphones, monitors and SPK.
- the multimedia adapter of the present invention is provided with only one USB interface 58.
- the USB interface 58 can be used as an interface for charging the power supply battery 7 and the TWS headset 3 inside, or can be used as the power supply battery 7 as an external mobile device (such as mobile phones, mobile computers, small electrical appliances, etc.) charging interface.
- the completion of the above compatibility function is mainly to set up the charging management module between the USB interface 58 and the on-duty processor.
- the module consists of a voltage input detection circuit, a current flow conversion module, a battery charging module and the on-duty processor.
- the voltage input detection circuit is used to detect whether the USB interface 58 is connected to an external charging power source (at this time, the USB interface 58 should have a voltage input signal) or connected to the device to be charged, and then transmit the information to the Duty processor.
- the current flow conversion module is used to switch the direction of current flow.
- USB interface 58 When the USB interface 58 is connected to an external charging power source, it means that the built-in power supply battery 7 needs to be charged.
- the on-duty processor sends an instruction to the current flow conversion module to switch the current flow direction.
- the current flow direction of the current to the conversion module is switched to the input direction.
- the first method is to make the current inputted by the external charging power source flow through the current to the conversion module and charge the power supply battery 7 through the battery charging module.
- the second type the current input from the external charging power source flows through the current direction conversion module to charge the TWS headset 3 (the headset has a built-in battery) placed in the charging dock 2.
- the USB interface 58 When the USB interface 58 is connected to the device to be charged, it means that the internal power supply battery 7 needs to be used to charge the external device to be charged (ie, the aforementioned mobile device).
- the on-duty processor issues an instruction to the module that the current flow direction is the output direction, so that the current output by the power supply battery 7 is transferred from the battery charging module and the current flow conversion module to the USB interface 58 as the device to be charged Recharge.
- the charging status and power level can be displayed through the indicator light set on the case.
- the multimedia adapter of the present invention has two ways to charge the TWS earphone 3 placed in the charging base 2. One is to charge the earphone through an external power source connected to the USB interface 58, and the other is to use the built-in device.
- the power supply battery 7 charges the headset.
- the current flow and control procedures of the two methods are different, which are described as follows:
- the first one is the charging mode mentioned in the aforementioned "Charging Management Module".
- the second type is an ear charging switch module provided between the current flow conversion module and the on-duty processor.
- the ear charging switch module is composed of the identification circuit, the ear charging source switch, the ear charging management module and the On-duty processor composition.
- the identification circuit transmits the charging information that the TWS headset 3 is stored in the charging dock 2 and the power of the built-in battery of the TWS headset 3 is lower than a set value to the duty processor.
- the on-duty processor When the on-duty processor receives the charging information and confirms through the voltage input detection circuit that the USB interface 58 has no external power supply, it sends to the ear charging switch module and the current flow conversion module to turn on the charging switch and switch the current flow direction to TWS headset 3 direction output command.
- the ear charging switch module after receiving the instruction to turn on the charging switch issued by the on-duty processor, sends an instruction to the ear charging source management module to turn on the power supply battery 7 and the current flowing to the conversion module channel. At this time, the power supply battery 7 outputs The current flows into the charging dock 2 through the ear charging source management module and the current flow conversion module to charge the TWS headset 3 placed therein.
- the core processor has a built-in 4G module. Insert a SIM card to receive base station signals and go online.
- it can be used as a portable router to share the network signal brought by the mobile phone number.
- This multimedia adapter is used with 4G network and TWS headset 3, which can easily use the audio information in the network and the audio information in the external memory card
- the core processor samples and encodes the analog signal, converts the analog signal into a digital signal through a digital-to-analog converter, and performs certain compression before storing.
- the analog signal is received by the MIC56, and the sampling and coding of the analog signal is completed by the core processor.
- the completed digital signal is stored through the memory card (the core processor also has its own memory, which can also store content).
- the core processor also has its own memory, which can also store content.
- audio and video content needs to be played back, it can be read from an external memory card or internal memory through the decoding function of the core processor
- the content to be played back is played through the display screen 4.
- the playback content can be played via the TWS headset 3 or the built-in SPK module via Bluetooth connection.
- data exchange is performed with external computers and other devices through the USB interface 58 and the received data information is stored in the memory of the core processor or stored in an external memory card.
- the core processor can clearly display the stored data information and related catalogs through the display screen 4.
- the core processor uses electricity, and the charging of the duty processor, earphone charging circuit and power supply battery 7 enters the standby state.
- the processor on duty uses power, and the core processor is in a standby state.
- buttons including hard buttons and touch buttons
- the display screen 4 and the physical buttons on the casing can be converted into a game console, and the game function can be realized with the headset.
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Abstract
Description
Claims (9)
- 一种具有收纳TWS耳机的多媒体适配机,包括壳体(1)和内置于该壳体(1)内的存放TWS耳机(3)的收纳室,其特征在于:壳体(1)内设有可接收流媒体的主控电路(6),壳体(1)正面设有播放所述流媒体的显示屏(4)和喇叭(57),在主控电路(6)内还设有通过语音、触摸或摘取所述TWS耳机(3)的唤醒方式由所述显示屏(4)和喇叭(57)的组合模式或者由所述显示屏(4)和TWS耳机(3)的组合模式播放所述流媒体的开关控制模块。
- 根据权利要求1所述的具有收纳TWS耳机的多媒体适配机,其特征在于:所述开关控制模块由识别电路、值班处理器、处理器电源开关和处理器电源模块构成,其中,识别电路,用于采集TWS耳机(3)由收纳该TWS耳机(3)的充电座(2)中取出的信息并将该信息传送给所述值班处理器;值班处理器,当TWS耳机(3)被摘取脱离所述的充电座(2)后,该值班处理器向所述处理器电源开关发出打开处理器电源模块的指令;处理器电源模块,将供电电池(7)的电能转换成多规格的电压并向音频功放、显示屏(4)和核心处理器提供正常的工作电压。
- 根据权利要求2所述的具有收纳TWS耳机的多媒体适配机,其特征在于:在所述主控电路(6)内还设有仅利用一个USB接口(58)进行充放电的充电管理模块,该充电管理模块由电压输入检测电路、电流流向转换模块、电池充电模块和所述的值班处理器构成,其中,电压输入检测电路,用于检测USB接口(58)连接在外接充电电源或待充电设备上的信息并将该信息传送给所述的值班处理器;电流流向转换模块,当USB接口(58)连接在外接充电电源上时,所述值班处理器向该模块发出电流流动方向为输入方向的指令,使外接充电电源输入的电流经所述电流流向转换模块一路通过电池充电模块为所述供电电池(7)充电,另一路为所述TWS耳机(3)充电;当USB接口(58)连接在待充电设备上时,所述值班处理器向该模块发出电流流动方向为输出方向的指令,使所述供电电池(7)输出的电流由电池充电模块、电流流向转换模块至USB接口(58)为所述待充电设备充电。
- 根据权利要求3所述的具有收纳TWS耳机的多媒体适配机,其特征在于:在所述电流流向转换模块与值班处理器之间还设有采用所述供电电池(7)为所述TWS耳机(3)充电的耳充开关模块,该耳充开关模块由所述的识别电路、 耳充电源开关、耳充管理模块和所述的值班处理器构成,其中,识别电路,将所述TWS耳机(3)收纳于所述充电座(2)内以及TWS耳机(3)内置电池的电量低于设定值的需充电信息传送给所述值班处理器;值班处理器,收到所述的需充电信息后,向耳充开关模块和电流流向转换模块分别发出打开充电开关和使电流流动方向切换为向TWS耳机(3)方向输出的指令;耳充开关模块,接到值班处理器发出的打开充电开关的指令后,向耳充管理模块发出接通所述供电电池(7)与电流流向转换模块通道的指令。
- 根据权利要求1-4中任一项所述的具有收纳TWS耳机的多媒体适配机,其特征在于:在机壳上还设有与核心处理器相接的手机SIM卡和外置存储卡的卡槽。
- 根据权利要求5所述的具有收纳TWS耳机的多媒体适配机,其特征在于:在所述核心处理器上还连接有内置的手机号码卡。
- 根据权利要求6所述的具有收纳TWS耳机的多媒体适配机,其特征在于:在所述主控电路(6)上还设有智能语音模块,该智能语音模块包括核心电路板、内置存贮器和以嵌入式语音合成芯片为主的主控芯片。
- 根据权利要求7所述的具有收纳TWS耳机的多媒体适配机,其特征在于:所述壳体(1)的外形轮廓为带圆滑边角的长方体,其由上部的翻盖和下部的主体组成,翻盖内腔与主体顶端部围合的空间构成收纳两只TWS耳机(3)的充电座(2)。
- 根据权利要求8所述的具有收纳TWS耳机的多媒体适配机,其特征在于:在所述显示屏(4)之下还设有多个用于实现不同操作的按键。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112850382A (zh) * | 2021-01-08 | 2021-05-28 | 江西索雅纳科技股份有限公司 | 一种耳机自动快速收集装置 |
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