CN203720788U - Stylus and portable terminal - Google Patents
Stylus and portable terminal Download PDFInfo
- Publication number
- CN203720788U CN203720788U CN201320813647.7U CN201320813647U CN203720788U CN 203720788 U CN203720788 U CN 203720788U CN 201320813647 U CN201320813647 U CN 201320813647U CN 203720788 U CN203720788 U CN 203720788U
- Authority
- CN
- China
- Prior art keywords
- bluetooth earphone
- bluetooth
- terminal
- charging
- writing pencil
- 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.)
- Withdrawn - After Issue
Links
Abstract
The utility model relates to a stylus and a portable terminal. The stylus comprises a stylus body and a Bluetooth headset, wherein the stylus body and the Bluetooth headset are detachably connected; the Bluetooth headset comprises a headset body and an earphone, and the headset body and the earphone are movably connected. The terminal comprises a Bluetooth headset charging module, wherein when the stylus is plugged into the terminal, the Bluetooth headset charging module is electrically connected with the Bluetooth headset, detects the electric quantity status of the Bluetooth headset and judges whether to charge the Bluetooth headset or not according to detected electric quantity status. According to the stylus and the portable terminal, the Bluetooth headset is arranged on the stylus body, the Bluetooth headset and the stylus body are connected detachably, and the headset body of the Bluetooth headset and the earphone of the Bluetooth headset are connected movably, so that user use is facilitated, and the problems of easiness in loss, easiness in damage and inconvenience in carrying caused due to the fact that the current separately-configured Bluetooth headsets do not have fixed storage locations are solved; through arranging the Bluetooth headset charging module in the mobile terminal, the Bluetooth headset can be conveniently charged.
Description
Technical field
The utility model belongs to mobile communication technology field, is specifically related to a kind of writing pencil and portable terminal.
Background technology
Along with the utilization rate of bluetooth earphone is more and more frequent, bluetooth earphone has become the indispensable part of cellphone subscriber, and writing pencil also day by day becomes a large attraction of smart mobile phone.
At present, bluetooth earphone, as the peripherals of mobile phone, needs when use to buy separately, and is all external.In the time buying mobile phone, provide as supporting peripheral without bluetooth earphone, consumer, in the situation that having use to need, must buy separately; In the situation that not needing to use, bluetooth earphone, without fixing deposit position, is easily lost, fragile, carries inconvenience.Although also occurred being equipped with the writing pencil of bluetooth earphone at present, earphone and writing pencil are connected and fixed non-dismountable, and the inconvenient user of bluetooth earphone itself uses.
Utility model content
The purpose of this utility model is to solve the problems of the technologies described above and a kind of writing pencil and portable terminal is provided.
For achieving the above object, the utility model is by the following technical solutions:
A kind of writing pencil, comprises writing pencil body and bluetooth earphone, and described writing pencil body and bluetooth earphone are for removably connecting; Described bluetooth earphone comprises fuselage and receiver, and described fuselage and receiver are movable connection.
Described fuselage outside is provided with microphone, volume adjusting key, on & off switch and charging inlet; Described fuselage interior is provided with Bluetooth chip, DC-DC module, protection switch and Bluetooth battery; Described charging inlet and described Bluetooth battery are electrically connected.
The current input terminal of described Bluetooth chip connects the current output terminal of DC-DC module, and the current input terminal of described DC-DC module connects protection switch, and the other end of described protection switch connects respectively described Bluetooth battery and described charging inlet.
Whether described bluetooth earphone inside is provided with detection resistance, be electrically connected for detection of described bluetooth earphone with exterior terminal.
Described bluetooth earphone with described writing pencil body for being threaded or clamping.
Described fuselage and receiver are flexibly connected by rotating shaft.
The purpose of this utility model is also to provide a kind of portable terminal, be equipped with described writing pencil, described terminal comprises charging bluetooth earphone module, when described writing pencil inserts after described terminal, described charging bluetooth earphone module is electrically connected and is detected the state of charge of described bluetooth earphone by described charging inlet and described bluetooth earphone, described terminal judges whether described charging bluetooth earphone according to the state of charge detecting.
Described bluetooth earphone also comprises electric weight feedback module, is connected with described charging inlet, sends to described charging bluetooth earphone module for the charge value of described Bluetooth battery being converted to digital signal by described charging inlet.
Described bluetooth earphone also comprises status control module, is connected with described Bluetooth chip, for send the work at present status signal of described bluetooth earphone to described terminal, receives the control signal that opens or closes described bluetooth earphone from described terminal.
Described charging bluetooth earphone module is specially the charging circuit being made up of end cell connector, capacitor C 1, capacitor C 2, capacitor C 3, resistance R 1, resistance R 2, resistance R 3; Described capacitor C 2, capacitor C 3 one end ground connection, join with charging pin VBAT end after the other end is connected, and be connected with described end cell connector; One end of described resistance R 1 is connected with described end cell connector, and the other end connects capacitor C 1 and resistance R 2, resistance R 3 successively, the other end ground connection of described resistance R 2, described resistance R 1 another termination charging valve pin VBAT end, described capacitor C 1 other end ground connection.
The utility model by establishing bluetooth earphone on writing pencil body, bluetooth earphone and writing pencil body are removably connected, bluetooth earphone fuselage and receiver are movable connection, be user-friendly to, solve the bluetooth earphone configuring separately at present without the caused easy loss of fixing deposit position, fragile, carry inconvenient problem, by be provided with charging bluetooth earphone module in mobile terminal, conveniently for bluetooth earphone charges.
Brief description of the drawings
Figure 1 shows that the main TV structure schematic diagram of the writing pencil that the utility model embodiment provides;
Figure 2 shows that the right view of Fig. 1;
Figure 3 shows that the rear view of Fig. 1;
Figure 4 shows that the receiver of bluetooth earphone turns to the schematic diagram of a rear flank;
Figure 5 shows that the left view of Fig. 4;
Figure 6 shows that the right view of Fig. 4;
The charging that Figure 7 shows that terminal and bluetooth earphone detects schematic diagram;
The do circuit diagram of end cell connector of Fig. 8;
The do charging circuit of bluetooth earphone inside of Fig. 9.
Embodiment
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but the utility model is not limited to listed embodiment.
Refer to Fig. 1-6, a kind of writing pencil, is located in terminal, includes writing pencil body 1, and described writing pencil body is provided with bluetooth earphone 2; Described bluetooth earphone is detachable connection with described writing pencil body; Described bluetooth earphone comprises the fuselage 25 being connected with described writing pencil and can fill in the receiver 26 in ear, and described fuselage and receiver are movable connection.
In the time that user only need to use bluetooth earphone, can separate separately and use with writing pencil, in the time not using earphone, can be connected and be placed in described terminal with described writing pencil.
Described detachable connection can be that screw thread 27 connects, and can be also clamping or other connected mode.
Because described receiver is flexibly connected with described fuselage, in the time that bluetooth earphone uses separately, described receiver can be folded to a side preset angles, the receiver on like this can receiver easy to use receives calls, and reaches the effect that bluetooth earphone is conveniently answered.
Described receiver and described fuselage movable connection method, can adopt rotating shaft to be flexibly connected, also can connect by hinge, or similar connected mode.
Further, described receiver adopts rubber-like material to make, and can increase like this friction force, promotes the fixed effect of bluetooth earphone.
Further, described fuselage outside is provided with microphone 23, volume adjusting key 22, on & off switch 21 and charging inlet 24.Described receiver 26 is provided with receiver 28.Described on & off switch 21 can adopt physical button switch, also can adopt the physical switch of other form or touch.Described volume adjusting key 22 can physical button formula, can be also the physical switch of other form or touch.
Shown in Figure 9, described fuselage interior is provided with Bluetooth chip, DC-DC module, protection switch and Bluetooth battery; Described charging inlet 24 is electrically connected with described Bluetooth battery.The current input terminal of described Bluetooth chip connects the current output terminal of DC-DC module, and the current input terminal of described DC-DC module connects protection switch, and the other end of described protection switch connects respectively described Bluetooth battery and described charging inlet.
Further, whether described Bluetooth battery inside is provided with detects resistance R 1, be electrically connected for detection of described bluetooth earphone with exterior terminal.
Further, described fuselage and described receiver are tubular structure.Adopt such structure, can make described bluetooth earphone be connected rear one with described writing pencil and be placed in terminal, in the time that writing pencil uses as handwritten instruments separately, do not need to take off bluetooth earphone, person easy to use grips, on the other hand, also be beneficial in the time using bluetooth earphone easy to use wearing.
The purpose of this utility model is also to provide a kind of terminal, this terminal is equipped with described writing pencil, described terminal comprises charging bluetooth earphone module, when described writing pencil inserts after described terminal, described charging bluetooth earphone module is electrically connected and is detected the state of charge of described bluetooth earphone by described charging inlet 24 and described bluetooth earphone, described terminal judges whether described charging bluetooth earphone according to the state of charge detecting.
Detect the state of charge of bluetooth earphone in order to realize terminal, judge whether charging bluetooth earphone, described bluetooth earphone also comprises electric weight feedback module, be connected with described charging inlet, send to described charging bluetooth earphone module for the charge value of described Bluetooth battery being converted to digital signal by described charging inlet.
In order to realize described terminal, bluetooth earphone is controlled, described bluetooth earphone also comprises status control module, be connected with described Bluetooth chip, for send the work at present status signal of described bluetooth earphone to described terminal, receive the control signal that opens or closes described bluetooth earphone from described terminal.In the time that bluetooth earphone inserts, terminal reads bluetooth earphone state by status control module and judges whether this bluetooth earphone function is opened, if Bluetooth function is opened, terminal is sent and is closed Bluetooth function signal by status control module, automatically Bluetooth function is closed, make bluetooth earphone enter standby mode, in order to save bluetooth earphone electric energy, ensure charge efficiency.
Shown in Figure 9, described status control module can be the bluetooth state test side (BT_STATE) being connected with Bluetooth chip, is electrically connected with Bluetooth chip.In the time that bluetooth earphone inserts, terminal reads bluetooth earphone state by bluetooth state test side (BT_STATE) and judges whether this bluetooth earphone function is opened, if Bluetooth function is opened, terminal is sent and is closed Bluetooth function signal by bluetooth state test side (BT_STATE), automatically Bluetooth function is closed, make bluetooth earphone enter standby mode, in order to save bluetooth earphone electric energy, ensure charge efficiency.
Shown in Fig. 7-9, described charging bluetooth earphone module is specially the charging circuit being made up of end cell connector, capacitor C 1, capacitor C 2, capacitor C 3, resistance R 1, resistance R 2, resistance R 3; Described capacitor C 2, capacitor C 3 one end ground connection, join with charging pin VBAT end after the other end is connected, and be connected with described end cell connector; One end of described resistance R 1 is connected with described end cell connector, and the other end connects capacitor C 1 and resistance R 2, resistance R 3 successively, the other end ground connection of described resistance R 2, described resistance R 1 another termination charging valve pin VBAT end, described capacitor C 1 other end ground connection.
The charging bluetooth earphone module of described terminal has test side (IN_DET), it before being connected with described bluetooth earphone, is high level, after bluetooth earphone is connected with the front terminal contacts of described charging bluetooth earphone module, because terminal inner battery-end exists a resistance, test side IN_DET high level is dragged down as low level, and by this low level signal entry terminal processor, when after low level signal input, terminal detects that bluetooth earphone inserts; Now the Bluetooth chip of bluetooth earphone reports current charge value by charging analog to digital converter (CHARGE_ADC) processor of terminal, and by the UI interface display of terminal, if electrical quantity of bluetooth headset is less than 20%, terminal handler CPU output charging enable signal (Charge enable) is given battery, now, charging bluetooth earphone module is started working, and end cell starts for the charging of bluetooth earphone battery, until charging finishes by the IC that charges in DC-DC module, bluetooth earphone.In charging process, during for fear of charging, Bluetooth chip is damaged, by protection switch is set, Bluetooth chip is protected; while using bluetooth; Bluetooth battery is Bluetooth chip power supply by DC-DC module, and Bluetooth chip is held to receiver output signal by RCV, controls Headphone volume.
In the time that bluetooth earphone is extracted, test side IN_DET is when low level becomes high level, terminal detects this variation, identification bluetooth earphone is extracted, terminal will send charging shutdown signal (charge disable), and terminal stops as charging bluetooth earphone, and whether point out opened bluetooth function by terminal interface, in the time that needs are opened bluetooth use, user can open bluetooth by terminal or Bluetooth switch.
The utility model by establishing bluetooth earphone on writing pencil body, bluetooth earphone and writing pencil body are removably connected, bluetooth earphone fuselage and receiver are movable connection, be user-friendly to, solve the bluetooth earphone configuring separately at present without the caused easy loss of fixing deposit position, fragile, carry inconvenient problem, by be provided with charging bluetooth earphone module in mobile terminal, conveniently for bluetooth earphone charges.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. a writing pencil, is characterized in that, comprises writing pencil body and bluetooth earphone, and described writing pencil body and bluetooth earphone are for removably connecting; Described bluetooth earphone comprises fuselage and receiver, and described fuselage and receiver are movable connection.
2. writing pencil according to claim 1, is characterized in that, described fuselage outside is provided with microphone, volume adjusting key, on & off switch and charging inlet; Described fuselage interior is provided with Bluetooth chip, DC-DC module, protection switch and Bluetooth battery; Described charging inlet and described Bluetooth battery are electrically connected.
3. writing pencil according to claim 2; it is characterized in that; the current input terminal of described Bluetooth chip connects the current output terminal of DC-DC module; the current input terminal of described DC-DC module connects protection switch, and the other end of described protection switch connects respectively described Bluetooth battery and described charging inlet.
4. writing pencil according to claim 2, is characterized in that, described bluetooth earphone inside is provided with detection resistance, whether is electrically connected with exterior terminal for detection of described bluetooth earphone.
5. writing pencil according to claim 1, is characterized in that, described bluetooth earphone with described writing pencil body for being threaded or clamping.
6. writing pencil according to claim 1, is characterized in that, described fuselage and receiver are flexibly connected by rotating shaft.
7. a portable terminal, it is characterized in that, writing pencil described in outfit claim 2-6 any one, described terminal comprises charging bluetooth earphone module, when described writing pencil inserts after described terminal, described charging bluetooth earphone module is electrically connected and is detected the state of charge of described bluetooth earphone by described charging inlet and described bluetooth earphone, described terminal judges whether described charging bluetooth earphone according to the state of charge detecting.
8. portable terminal according to claim 7, it is characterized in that, described bluetooth earphone also comprises electric weight feedback module, is connected with described charging inlet, sends to described charging bluetooth earphone module for the charge value of described Bluetooth battery being converted to digital signal by described charging inlet.
9. portable terminal according to claim 7, it is characterized in that, described bluetooth earphone also comprises status control module, be connected with described Bluetooth chip, for send the work at present status signal of described bluetooth earphone to described terminal, receive the control signal of closing or closing described bluetooth earphone of beating from described terminal.
10. portable terminal according to claim 7, is characterized in that, described charging bluetooth earphone module is specially the charging circuit being made up of end cell connector, capacitor C 1, capacitor C 2, capacitor C 3, resistance R 1, resistance R 2, resistance R 3; Described capacitor C 2, capacitor C 3 one end ground connection, join with charging pin VBAT end after the other end is connected, and be connected with described end cell connector; One end of described resistance R 1 is connected with described end cell connector, and the other end connects capacitor C 1 and resistance R 2, resistance R 3 successively, the other end ground connection of described resistance R 2, described resistance R 1 another termination charging valve pin VBAT end, described capacitor C 1 other end ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813647.7U CN203720788U (en) | 2013-12-11 | 2013-12-11 | Stylus and portable terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320813647.7U CN203720788U (en) | 2013-12-11 | 2013-12-11 | Stylus and portable terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720788U true CN203720788U (en) | 2014-07-16 |
Family
ID=51159926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320813647.7U Withdrawn - After Issue CN203720788U (en) | 2013-12-11 | 2013-12-11 | Stylus and portable terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203720788U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105472071A (en) * | 2015-12-31 | 2016-04-06 | 肖根祥 | Mobile phone with multifunctional earphone |
| KR101801489B1 (en) * | 2016-11-29 | 2017-11-24 | 박종호 | Touch pen equipped with a Headset function |
| US10455066B2 (en) | 2015-04-03 | 2019-10-22 | Pinn, Inc. | Mobile system with wireless earbud |
| US10609198B2 (en) | 2015-04-03 | 2020-03-31 | Pinn, Inc. | Personal media system including base station and wireless earbud |
-
2013
- 2013-12-11 CN CN201320813647.7U patent/CN203720788U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10455066B2 (en) | 2015-04-03 | 2019-10-22 | Pinn, Inc. | Mobile system with wireless earbud |
| US10609198B2 (en) | 2015-04-03 | 2020-03-31 | Pinn, Inc. | Personal media system including base station and wireless earbud |
| US10701197B2 (en) | 2015-04-03 | 2020-06-30 | Pinn, Inc. | Mobile system with wireless earbud |
| US11102340B2 (en) | 2015-04-03 | 2021-08-24 | Pinn, Inc. | Mobile system with wireless earbud |
| CN105472071A (en) * | 2015-12-31 | 2016-04-06 | 肖根祥 | Mobile phone with multifunctional earphone |
| KR101801489B1 (en) * | 2016-11-29 | 2017-11-24 | 박종호 | Touch pen equipped with a Headset function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20190822 |