CN113630679A - Wireless earphone charging device - Google Patents

Wireless earphone charging device Download PDF

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Publication number
CN113630679A
CN113630679A CN202010381869.0A CN202010381869A CN113630679A CN 113630679 A CN113630679 A CN 113630679A CN 202010381869 A CN202010381869 A CN 202010381869A CN 113630679 A CN113630679 A CN 113630679A
Authority
CN
China
Prior art keywords
wireless
charging
energy storage
storage unit
analog signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010381869.0A
Other languages
Chinese (zh)
Inventor
赵保忠
张倍铭
许世杰
黄伟隆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Primax Electronics Ltd
Original Assignee
Primax Electronics Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Primax Electronics Ltd filed Critical Primax Electronics Ltd
Priority to CN202010381869.0A priority Critical patent/CN113630679A/en
Publication of CN113630679A publication Critical patent/CN113630679A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H04R1/1025—Accumulators or arrangements for charging
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive loop type
    • H04B5/72—
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention provides a wireless earphone charging device, comprising: wireless earphone and charging seat. When the wireless earphone is placed in the charging seat for charging, if the real wireless Bluetooth controller of the wireless earphone detects that the mode switching circuit of the charging seat is switched to the mode of the wireless Bluetooth receiver, the sound source analog signal output switching unit of the wireless earphone can transmit the analog signal to the sound source output hole of the charging seat.

Description

Wireless earphone charging device
Technical Field
The present disclosure relates to charging devices, and particularly to a charging device for a wireless headset.
Background
With the popularization of portable electronic devices and the development of communication technologies, people can browse media resources stored in the devices through the portable electronic devices at any time and any place, or dial audio and video data on a playing line by using a network connection. In order to avoid interfering with others or blocking noise of the external environment, earphones have become an indispensable accessory of portable electronic devices. On the other hand, in order to make the earphone more convenient to use and solve the problem that the wired earphone line is easily wound and damaged, many manufacturers have developed wireless earphones with multiple functions. The wireless earphone not only can improve the flexibility of the user to the operation, but also can achieve better experience effect when the user uses the earphone in different occasions.
However, since the wireless headset omits the design of the headset cord, a separate power supply must be provided in the wireless headset to provide power for the headset during operation. However, in order to maintain the convenience and comfort of the wireless headset, the wireless headset can only use a power storage unit with a small amount of power, so that the wireless headset is insufficient in power after being used for a period of time, and a charging operation is often required. Most of the charging technologies used in wireless headsets in the market today are charging by using a charging box or a charging dock. When charging, the user must take off the wireless earphone and place it in the charging box or charging seat to charge, and can wear the wireless earphone continuously after charging. Therefore, the user can interrupt the media playing experience due to frequent charging procedures of the wireless earphone.
Therefore, how to provide a wireless earphone charging device capable of continuously playing media resources such as voice or music in a charging procedure of a wireless earphone is a technical subject to be solved by the present invention.
Disclosure of Invention
The present invention is directed to a wireless headset charging device capable of playing media resources such as voice and music.
To achieve the above object, the present invention provides a wireless headset charging device, including:
a wireless headset having:
the first energy storage unit is used for supplying electric power when the wireless earphone runs;
a speaker unit;
a sound source analog signal output switching unit;
the real wireless Bluetooth controller is used for receiving Bluetooth digital signals from the portable electronic device and converting the Bluetooth digital signals into analog signals, and then the analog signals can be transmitted to the loudspeaker unit through the sound source analog signal output switching unit; and
a first connection port (port); and
the charging seat is used for accommodating the wireless earphone and is provided with:
a mode switching circuit;
the second connection port is used for matching with the first connection port so that the charging seat is electrically connected with the wireless earphone;
a second energy storage unit; and
the sound source output hole is used for connecting a wired loudspeaker;
when the real wireless Bluetooth controller detects that the mode switching circuit is switched to the wireless Bluetooth receiver mode, the second energy storage unit charges the first energy storage unit, and meanwhile, the sound source analog signal output switching unit transmits the analog signals to the sound source output hole.
In the above preferred embodiment, the mode switching circuit further includes a charging mode, and when the wireless bluetooth controller detects that the mode switching circuit is switched to the charging mode, the second energy storage unit charges the first energy storage unit, and the wireless bluetooth controller stops receiving the bluetooth digital signal.
In the above preferred embodiment, the charging stand further comprises a switch for switching the mode switching circuit to the wireless bluetooth receiver mode or the charging mode.
In the above preferred embodiment, the charging seat further includes a charging port, and the charging port is used to connect an external power source to charge the second energy storage unit.
In the above preferred embodiment, the wired speaker is: wired headphones or wired sound.
In the above preferred embodiment, the portable electronic device is: a laptop, a tablet, a personal digital assistant, a smartphone, or a game console.
In the above preferred embodiment, the charging base has a receiving slot, and the receiving slot is used for receiving the wireless earphone.
In the above preferred embodiment, the second connection port is disposed in the accommodation groove.
The wireless earphone charging device has the advantages that when the charging seat charges the wireless earphone, the wireless earphone is started to receive the Bluetooth digital signal at the same time, the received Bluetooth digital signal is converted into an analog signal and then transmitted to the charging seat, and the wired earphone or the wired sound box connected with the charging seat is utilized to continuously play the sound or music, so that a user cannot interrupt the media playing experience due to the charging program of the wireless earphone.
Drawings
FIG. 1: is a schematic perspective view of the wireless headset charging device of the present invention;
FIG. 2: a system block diagram of the wireless headset charging device of the invention; and
fig. 3A and 3B: the present invention is a schematic diagram of the operation of the wireless earphone charging device.
Description of reference numerals:
AS analog signal
C1、C2Power supply line
D1、D2Detection circuit
EH wired earphone
P0First sound source circuit
P1、P2Second sound source circuit
SD wired sound box
1 Wireless earphone charging device
10 Wireless earphone
11 true wireless bluetooth controller
12 sound source analog signal output switching unit
13 speaker unit
14 first energy storage unit
15 first connection port
151. 152, 153, 154 first metal contact
20 charging seat
201 accommodating groove
202 key groove
21 mode switching circuit
22 change-over switch
23 second energy storage unit
24 second connection port
241. 242, 243, 244 second metal contact
25 sound source output hole
26 charging port
9 Portable electronic device
Detailed Description
The advantages and features of the present invention and methods of accomplishing the same will be understood more readily by reference to the following detailed description of exemplary embodiments and accompanying drawings. This invention may, however, be embodied in different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
First, please refer to fig. 1 and fig. 2, in which fig. 1 is a schematic perspective view of a wireless headset charging device according to the present invention; fig. 2 is a block diagram of a wireless headset charging device according to the present invention. In fig. 1, the wireless headset charging device 1 includes a pair of wireless headsets 10 and a charging stand 20. The wireless headset 10 has a first connection port 15, and the first connection port 15 has first metal contacts 151, 152, 153 and 154. The body of the charging stand 20 has a receiving cavity 201 for receiving the wireless earphone 10, and the receiving cavity 201 is internally provided with a second connection port 24 corresponding to the first connection port 15, and the second connection port 24 has second metal contacts 241, 242, 243 and 244 corresponding to the first metal contacts 151, 152, 153 and 154. On the other hand, the cradle 20 has a switch 22, a sound source output hole 25, and a charging port 26 on the casing surface. In the present embodiment, the switch 22 is disposed in the key slot 202 of the charging dock 20, and the key slot 202 is marked with English characters such as on and off for prompting the user of the current switching status of the switch 22. The sound source output hole 25 and the charging port 26 are disposed below the switch 22 in this order. In some possible embodiments, the charging dock 20 may also be designed to be portable, such as: square portable type or round neck hanging type.
In fig. 2, the wireless headset 10 includes: a True Wireless (TWS) bluetooth controller 11, a sound source analog signal output switching unit 12, a speaker unit 13, a first energy storage unit 14, and a first connection port 15. The true wireless bluetooth controller 11 is electrically coupled to the sound source analog signal output switching unit 12 and the first energy storage unit 14; the audio analog signal output switching unit 12 passes through the first audio line P0The speaker unit 13 is connected. On the other hand, the first energy storage unit 14 can be connected via a supply line C1 First metal contacts 151 and 152 connected to the first connection port 15, wherein the first metal contacts 151 and 152 are a power supply terminal (VCC) and a ground terminal (GND), respectively; the true wireless Bluetooth controller 11 detects the line D1A first metal contact 153 connected to the first connection port 15; the audio analog signal output switching unit 12 further uses a second audio line P1A first metal contact 154 connected to the first connection port 15.
The charging stand 20 includes: a mode switching circuit 21, a switch 22, a second energy storage unit 23, a second connection port 24, a sound source output hole 25, and a charging port 26. The mode switching circuit 21 is electrically coupled to the switch 22; the second energy storage unit 23 is electrically coupled to the charging port 26, and the charging port 26 is used for connecting an external power source, such as: a house power source or other mobile power source to charge the second energy storage unit 23. On the other hand, the second energy storage unit 23 is additionally connected to the power supply line C2 Second metal contacts 241 and 242 connected to the second connection port 24, wherein the first metal contacts 241 and 242 are a power supply terminal (VCC) and a ground terminal (GND), respectively(GND); the mode switching circuit 21 passes through the detection line D2A second metal contact 243 connected to the second connection port 24; the sound source output hole 25 is connected with a second sound source line P2A second metal contact 244 of the second connection port 24.
Referring to fig. 2, when the wireless headset 10 is in a normal use state, i.e. is not placed in the receiving slot 201 of the charging stand 20 for charging, the true wireless bluetooth controller 11 can be configured in a portable electronic device, for example: the notebook computer, tablet, pda, smart phone or game machine receives a bluetooth digital signal (not shown in the figure), and the true wireless bluetooth controller 11 converts the received bluetooth digital signal into an analog signal AS and transmits the analog signal AS to the audio source analog signal output switching unit 12. Then, the audio source analog signal output switching unit 12 switches the audio source analog signal output via the first audio source line P0The analog signal AS is transmitted to the speaker unit 13, and the speaker unit 13 plays the sound or music.
When the wireless earphone 10 is placed in the receiving cavity 201 of the charging base 20 (as shown in fig. 1), the first connection port 15 of the wireless earphone 10 is connected to the second connection port 24 of the charging base 20, so that the first metal contacts 151, 152, 153, and 154 and the second metal contacts 241, 242, 243, and 244 are in contact with each other, and the charging base 20 is electrically connected to the wireless earphone 10. Then, when the Switch 22 is turned to the right, i.e. the status is off, the Mode switching circuit 21 is switched to the charging Mode, and the Mode Switch/GPIO line (not shown) in the Mode switching circuit 21 outputs a low level signal. Meanwhile, the true wireless Bluetooth controller 11 will detect the signal through the detection line D1、D2When the mode switching circuit 21 outputs a low level signal, the Bluetooth controller 11 stops receiving the Bluetooth digital signals from other portable electronic devices, and the second energy storage unit 23 is connected to the power supply line C1、C2The first energy storage unit 14 is charged. On the contrary, when the Switch 22 is toggled to the left, i.e. the status prompt is on, the Mode switching circuit 21 is switched to the wireless bluetooth receiver Mode, and the Mode Switch/GPIO line in the Mode switching circuit 21 outputs a high levelA signal. While the wireless Bluetooth controller 11 is through the detection line D1、D2When detecting that the mode switch circuit switch 21 outputs a high level signal, the true wireless bluetooth controller 11 will continuously receive the bluetooth digital signal and synchronously drive the audio source analog signal output switch unit 12 to switch the signal transmission line, so that the audio source analog signal output switch unit 12 will output the analog signal AS from the second audio source line P1、P2The sound is transmitted to the sound source output hole 25 of the charging stand 20, and then the media signals such as sound or music are played by the wired loudspeaker connected with the sound source output hole 25. On the other hand, the second energy storage unit 23 will also continuously pass through the power supply line C1、C2The first energy storage unit 14 is charged.
Referring to fig. 3A and 3B, fig. 3A and 3B are schematic views illustrating the operation of the wireless earphone charging device according to the present invention. When the wireless headset 10 is placed in the receiving cavity 201 of the charging stand 20 and the switch 22 is turned to the left (i.e. the on state), the wireless headset 10 can continue to be connected to the portable electronic device 9, for example: the smart phone receives the bluetooth digital signal, converts the received bluetooth digital signal into an analog signal, and transmits the analog signal to the sound source output hole 25 of the charging dock 20. At this time, the wired headphones EH (as shown in fig. 3A) or the wired speakers SD (as shown in fig. 3B) having input terminals connected to the sound source output ports 25 can continue to play the media resources such as sound or music.
Compared with the prior art, the wireless earphone charging device provided by the invention can start the wireless earphone to receive the Bluetooth digital signal when the charging seat charges the wireless earphone, convert the received Bluetooth digital signal into an analog signal and transmit the analog signal to the charging seat, and then continuously play the sound or music by the wired earphone or the wired sound box connected with the charging seat, so that a user does not interrupt the experience of media playing because of frequent charging procedures of the wireless earphone; therefore, the present invention is an invention with great industrial value.
The present invention may be modified in various ways by those skilled in the art without departing from the scope of the appended claims.

Claims (8)

1. A wireless headset charging device, comprising:
a wireless headset, having:
the first energy storage unit is used for supplying electric power when the wireless earphone runs;
a speaker unit;
a sound source analog signal output switching unit;
a real wireless Bluetooth controller for receiving a Bluetooth digital signal from a portable electronic device and converting the Bluetooth digital signal into an analog signal, and then the analog signal can be transmitted to the speaker unit through the sound source analog signal output switching unit;
and
a first connection port; and
a charging seat for accommodating the wireless earphone, comprising:
a mode switching circuit;
a second connection port, which is used to connect with the first connection port, so that the charging seat is electrically connected with the wireless earphone;
a second energy storage unit; and
a sound source output hole for connecting a wired loudspeaker;
when the real wireless Bluetooth controller detects that the mode switching circuit is switched to a wireless Bluetooth receiver mode, the second energy storage unit charges the first energy storage unit, and the sound source analog signal output switching unit transmits the analog signal to the sound source output hole.
2. The wireless headset charging device of claim 1, wherein the mode switching circuit further comprises a charging mode, when the true wireless bluetooth controller detects that the mode switching circuit switches to the charging mode, the second energy storage unit charges the first energy storage unit, and the true wireless bluetooth controller stops receiving the bluetooth digital signal.
3. The wireless headset charging device of claim 2, wherein the charging dock further comprises a switch for switching the mode switching circuit to the wireless bluetooth receiver mode or the charging mode.
4. The wireless headset charging device of claim 1, wherein the charging dock further comprises a charging port for connecting an external power source to charge the second energy storage unit.
5. The wireless headset charging device of claim 1, wherein the wired speaker is: wired headphones or wired sound.
6. The wireless headset charging device of claim 1, wherein the portable electronic device is: a laptop, a tablet, a personal digital assistant, a smartphone, or a game console.
7. The wireless headset charging device of claim 1, wherein the charging base has a receiving slot for receiving the wireless headset.
8. The wireless headset charging device of claim 7, wherein the second connection port is disposed in the receiving cavity.
CN202010381869.0A 2020-05-08 2020-05-08 Wireless earphone charging device Pending CN113630679A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010381869.0A CN113630679A (en) 2020-05-08 2020-05-08 Wireless earphone charging device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010381869.0A CN113630679A (en) 2020-05-08 2020-05-08 Wireless earphone charging device

Publications (1)

Publication Number Publication Date
CN113630679A true CN113630679A (en) 2021-11-09

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CN202010381869.0A Pending CN113630679A (en) 2020-05-08 2020-05-08 Wireless earphone charging device

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Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016036309A1 (en) * 2014-09-05 2016-03-10 Epickal AB Longitudinal arranged wireless earbuds and the charging thereof
CN108242839A (en) * 2018-01-25 2018-07-03 广东思派康电子科技有限公司 Wireless headset in wireless headset charging system and system
CN207835723U (en) * 2017-12-25 2018-09-07 歌尔科技有限公司 Wireless headset, charging box and charging system
KR101912899B1 (en) * 2017-12-14 2018-10-29 에스텍 주식회사 Portable speaker device with charger for wireless earphone
US10129626B1 (en) * 2017-11-20 2018-11-13 Alon Inc. Case including speaker for outputting sound using earphones
CN208386871U (en) * 2018-06-15 2019-01-15 歌尔科技有限公司 The charging box of wireless headset
CN109429128A (en) * 2017-09-01 2019-03-05 可立新株式会社 Wireless headset and charging box
CN209134611U (en) * 2019-01-16 2019-07-19 潍坊歌尔电子有限公司 Earphone charging box, true wireless headset and true wireless headphone system
CN110418229A (en) * 2018-04-28 2019-11-05 惠州迪芬尼声学科技股份有限公司 Wireless headset cradle
US20200084312A1 (en) * 2015-04-03 2020-03-12 Pinn, Inc. Mobile system including base station and wireless earbud

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016036309A1 (en) * 2014-09-05 2016-03-10 Epickal AB Longitudinal arranged wireless earbuds and the charging thereof
US20200084312A1 (en) * 2015-04-03 2020-03-12 Pinn, Inc. Mobile system including base station and wireless earbud
CN109429128A (en) * 2017-09-01 2019-03-05 可立新株式会社 Wireless headset and charging box
US10129626B1 (en) * 2017-11-20 2018-11-13 Alon Inc. Case including speaker for outputting sound using earphones
KR101912899B1 (en) * 2017-12-14 2018-10-29 에스텍 주식회사 Portable speaker device with charger for wireless earphone
CN207835723U (en) * 2017-12-25 2018-09-07 歌尔科技有限公司 Wireless headset, charging box and charging system
CN108242839A (en) * 2018-01-25 2018-07-03 广东思派康电子科技有限公司 Wireless headset in wireless headset charging system and system
CN110418229A (en) * 2018-04-28 2019-11-05 惠州迪芬尼声学科技股份有限公司 Wireless headset cradle
CN208386871U (en) * 2018-06-15 2019-01-15 歌尔科技有限公司 The charging box of wireless headset
CN209134611U (en) * 2019-01-16 2019-07-19 潍坊歌尔电子有限公司 Earphone charging box, true wireless headset and true wireless headphone system

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Application publication date: 20211109