CN208076736U - A kind of wearing detection circuit and intelligent wearable device - Google Patents
A kind of wearing detection circuit and intelligent wearable device Download PDFInfo
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- CN208076736U CN208076736U CN201820038450.3U CN201820038450U CN208076736U CN 208076736 U CN208076736 U CN 208076736U CN 201820038450 U CN201820038450 U CN 201820038450U CN 208076736 U CN208076736 U CN 208076736U
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- 238000001514 detection method Methods 0.000 title claims abstract description 105
- 230000005611 electricity Effects 0.000 claims description 3
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract description 11
- 238000005516 engineering process Methods 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
-
- 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
Abstract
The utility model discloses a kind of wearing detection circuit and intelligent wearable devices.It wears detection circuit to include charging interface, switching switch and wear detection chip, charging interface includes charging column, and switching switch, there is connection to wear the first switch position of detection chip and charging column so that Detection electrode of the charging column as wearing detection chip.The charging interface of intelligent wearable device is connected to wearing detection chip by the way that switching switch is arranged, the charging column of charging interface is set to carry out wearing detection as the Detection electrode for wearing detection chip, wearing detection is carried out to which the special sheet metal of setting be omitted, the component assembling complexity for simplifying intelligent wearable device, reduces the cost of intelligent wearable device.
Description
Technical field
The utility model is related to intelligent wearable device field more particularly to a kind of wearing detection circuits and intelligence wearing to set
It is standby.
Background technology
In order to preferably track the movement of user and wear custom, needs to increase in intelligent wearable device and wear detection work(
Energy.Current wearing detection implementation method is mainly based upon capacitance detecting and judges whether intelligent wearable device is worn, specifically,
A sheet metal or FPC for wearing detection is placed in the bottom case inner wall of intelligent wearable device, sheet metal or FPC are connected to pendant
It wears detection chip and realizes wearing detection.In user's wearing when intelligent wearable device, the bottom case of intelligent wearable device touches human body
Skin, human skin and sheet metal formation capacitance, cause the potential change of sheet metal, wear detection chip and obtain sheet metal at this time
Potential change to export wearing result.Wearing detection is carried out using this kind of method, need to be arranged special sheet metal or
FPC causes the cost of intelligent wearable device to increase, and increases the complexity of component assembling.
Utility model content
In order to the intelligent wearable device for solving to mention in above-mentioned background technology need to be arranged special sheet metal or FPC into
Row wears detection, and the problem that the cost of intelligent wearable device increases and component assembling is difficult, the utility model is caused to provide
A kind of wearing detection circuit and intelligent wearable device.
One side according to the present utility model, provides a kind of wearing detection circuit, and circuit includes charging interface, switches and open
Detection chip is closed and wears, charging interface includes charging column, and there is switching switch connection to wear the of detection chip and charging column
One position of the switch is so that Detection electrode of the charging column as wearing detection chip；Circuit further includes charging chip, and switching switch is also
Second switch position with connection charging chip and charging column.
Preferably, switching switch has controlling switch, and controlling switch control switching switch is in first switch position and second
Switch between the position of the switch；Circuit further includes processor, and there is processor switch control pin, switch control pin to draw with control
Foot connects.
Preferably, processor has the detection pin being connect with wearing detection chip；Processor is obtained by detecting pin
The testing result of detection chip is worn, and the control of output control signal switches switching to corresponding switch according to testing result
Position.
Preferably, circuit further includes voltage detecting branch, for being when not wearing in the testing result for wearing detection chip
External power supply access is detected whether；Processor has the voltage sense pin being connect with voltage detecting branch；Voltage detecting is drawn
Foot is detected by voltage detecting branch and obtains the charging voltage of charging chip；Processor exports control signal according to charging voltage
Control switches switching to the corresponding position of the switch.
Preferably, charging column includes the first charging column and the second charging column, public the drawing of the first charging column and switching switch
Foot connects, the second charging column ground connection.
Preferably, circuit further includes first resistor, the first end ground connection of first resistor, the second end of first resistor and switching
The controlling switch of switch connects.
Preferably, voltage detecting branch includes second resistance and 3rd resistor, the first end and charging chip of second resistance
Input terminal connection, the first end of the second end of second resistance and 3rd resistor connects, the second end ground connection of 3rd resistor；Processing
The voltage sense pin of device and the second end of second resistance connect.
Another aspect according to the present utility model provides a kind of intelligent wearable device, and intelligent wearable device includes accumulator,
Intelligent wearable device further includes the wearing detection circuit in any of the above-described, and the charging interface for wearing detection circuit is opened by switching
Pass is connect with accumulator, and is charged a battery using charging chip.
Preferably, switching switch is electric-controlled switch.
The beneficial effects of the utility model：
Technical solution according to the present utility model connects the charging column of intelligent wearable device charging interface by switching switch
It is connected to wearing detection chip, the wearing that intelligent wearable device is carried out using charging column as the Detection electrode for wearing detection chip is examined
It surveys, the sheet metal without wearing detection is specially arranged carries out wearing detection, reduces the cost of intelligent wearable device, makes
The component assembling of intelligent wearable device is simpler.
Description of the drawings
Fig. 1 is the wearing detection circuit figure that the utility model embodiment provides.
Specific implementation mode
The technical issues of in order to solve to propose in background technology, present inventor expect one switching switch of setting,
The charging column of charging interface is connected to wearing detection chip, charging column is made to carry out wearing inspection as the Detection electrode for wearing detection
It surveys.To keep the purpose of this utility model, technical solution and advantage clearer, the utility model is implemented below in conjunction with attached drawing
Mode is described in further detail.
As shown in Figure 1, the wearing detection circuit that the utility model embodiment provides, including charging interface 60, switching switch
10 and wear detection chip 20, include charging column in charging interface 60, switch switch 10 common pin i.e. the first pin 1 and
Charging interface 60 connects.Switching switch 10 has first switch position, in first switch position, switches the first pin of switch 10
1 connect with second pin 2, and second pin 2 is connect with the input terminal for wearing detection chip 20, to switch switch 10 by charging
The charging column of mouth 60, which is connected to, wears detection chip 20.When charging column, which is connected to, wears detection chip 20, charging column serves as pendant
The Detection electrode for wearing detection chip 20, for carrying out wearing detection, the sheet metal without being arranged special carries out wearing detection,
Reduce the complexity of the cost and component assembling of intelligent wearable device production.Preferably, charging column includes the first charging column and the
First pin 1 of two charging columns, switching switch 10 is connect with the first charging column, the second charging column ground connection.It, can by the setting
Using the Detection electrode by the first charging column as wearing detection chip 20, for carrying out wearing detection.
In the embodiments of the present invention, it further includes charging chip 30 to wear detection circuit, for giving intelligence wearing to set
Standby accumulator charging.Switching switch 10 also has second switch position, draws in second switch position, the first of switching switch 10
Foot 1 is connect with third pin 3, and third pin 3 is connect with the input terminal of charging chip 30, to switch switch 10 by charging
The charging column of mouth 60 is connected to charging chip 30, carries out charging operations.When charging interface 60 connects external power supply, switching is opened
It closes 10 and switches to second switch position, the charging column of charging interface 60 is connected to charging chip 30 at this time, and external power supply is by filling
Electrical chip 30 charges to the accumulator of intelligent wearable device.By switching switch 10 in first switch position and second switch position
Between switching, charging column is connected to charging chip 30 when intelligent wearable device charges and charges, connected when not charging
Wearing detection is carried out to detection chip 20 is worn, is ensureing while charging normal function of charging interface, can also wear
Wear detection.
In the embodiments of the present invention, also there is switching switch 10 controlling switch 4, the control switching of controlling switch 4 to open
10 are closed to switch between first switch position and second switch position.Preferably, it further includes processor to wear detection circuit
40, there is processor 40 switch control pin GPIO2, switch control pin GPIO2 to be used for the switching control of output dip switch 10
Signal processed.Controlling switch 4 is connect with switch control pin GPIO2, receives the switching control letter of switch control pin GPIO2 outputs
Number, and the switching action for switching switch 10 is controlled according to switch-over control signal, such as switch to second from first switch position and open
Off position.By the switch-over control signal of 40 output dip switch 10 of processor, the switching action of switching switch 10 is accurately controlled,
Ensure the correct connection of switching switch 10.Preferably, processor 40 uses Micro-processor MCV, is set convenient for being integrated in intelligence wearing
It is standby interior, it is applicable to small intelligent wearable device, such as Intelligent bracelet or smartwatch.
In the embodiments of the present invention, the switching acquiescence of switch 10 is in first switch position, i.e. charging column and wearing
20 default connection of detection chip, wearing detection can be carried out using charging column by wearing detection chip 20 at this time.Preferably, inspection is worn
Slowdown monitoring circuit further includes first resistor R1, the first end ground connection of first resistor R1, second end and the switching switch 10 of first resistor R1
Controlling switch 4 connect.In charging interface 60 without the charging of access external power supply or the switch control pin of processor 40
When GPIO2 does not export switch-over control signal, the controlling switch 4 of switching switch 10 passes through first resistor R1 and intelligent wearable device
Reference ground connection, i.e. the level of controlling switch 4 is pulled low so that switching switch is on first switch position.Switching switch
10 default location is first switch position, and wearing detection can be carried out using charging column at any time by wearing detection chip 20.Due to
The wearing detection number of intelligent wearable device will be more than the number of charging, be opened if the default location for switching switch 10 is set as second
Off position, then switching switch 10 is required for switching over when carrying out wearing detection every time, will increase switching switch 10 in this way
Switching times, accelerate switching switch 10 loss, can not ensure switching switch 10 reliability.
When intelligent wearable device needs charging, switching switch 10 needs to switch to second switch position from first switch position
It sets.Processor 40 exports switch-over control signal according to the testing result for wearing detection chip 20, and intelligent wearing is not worn in user
Switching switch 10 is set to be switched to second switch position when equipment.Preferably, processor 40 has connect with wearing detection chip 20
Detection pin GPIO3, detection pin GPIO3 with wearing detection chip 20 output end GPIO1 connect.Wear detection chip
20 output end GPIO1 output intelligent wearable devices wear two kinds of detection as a result, wearing or not wearing.Processor 40 passes through
Detection pin GPIO3 obtains the testing result, and different switch-over control signals is exported according to different testing results.Specifically
Ground, when the testing result for wearing detection chip 20 is to wear, switch control pin GPIO2 the first controls of output of processor 40
Signal to the controlling switch 4 for switching switch 10, the control switching switch 10 of controlling switch 4 is located at first switch position.Due to switching
When the level of the controlling switch 4 of switch 10 is low level, switching switch 10 is in first switch position, therefore first control signal
Preferably low level signal.Intelligent wearable device is wearing state, illustrates that intelligent wearable device is just worn on user, at this time
It can not charge, therefore the exportable lasting low level of processor 40 makes switching switch 10 be always positioned at first switch position
On.
When the testing result for wearing detection chip 20 is not wear, switch control pin GPIO2 is defeated every preset time
Go out second control signal to the controlling switch 4 for switching switch 10, switching switch 10 is made to be located in second switch position.Intelligence wearing
When equipment is not worn, user is possible to place intelligent wearable device on the table, but user may also not wear to intelligence
Equipment charge is worn, second switch position need not also be switched to by switching switch 10 at this time.To ensure that intelligent wearable device can be normal
It charges, switching switch 10 needs to be located at second switch position, therefore processor 40 is every the second control of preset time output
Signal makes switching switch 10 switch to second switch position.For example, processor 40 exports the high level of a 500ms every 3s.
In the period of this 500ms, switching switch 10 is switched to second switch position, if charging interface 60 has accessed external power supply,
Charging chip 30, which is switched on, to charge, and processor 40, which persistently exports second control signal switching switch 10 is made to be maintained at second, to be opened
Off position；If charging interface 60 is not inputted, can not be charged without access external power supply, charging chip 30, processor
40 export low level signal after 500ms makes 10 switchback first switch position of switching switch.Processor 40 can be by obtaining
It takes the input of charging chip 30 to judge whether charging interface 60 inserts external power supply, and exports corresponding control signal.Second
It is preferably high level signal to control signal, when controlling switch 4 receives the high level signal that switch control pin GPIO2 is sent
When, switching switch 10 is switched to second switch position immediately.Processor 40 is exported according to the testing result for wearing detection chip 20
Switching switch 10 can be accurately connected to corresponding position, the function of charging column is made fully to be sent out by switch-over control signal
Wave, at the same in turn avoid due to switching switch 10 switching action it is incorrect cause intelligent wearable device can not charge normal or into
Row wears the problems such as detection.
In the embodiments of the present invention, it further includes voltage detecting branch 50, voltage detecting branch to wear detection circuit
50 connect with the input terminal of charging chip 30, the charging voltage for detecting charging chip 30.Processor 40 has to be examined with voltage
The voltage sense pin GPIO4 that branch 50 connects is surveyed, voltage sense pin GPIO4 is detected and obtained by voltage detecting branch 50
The charging voltage of charging chip 30.Processor 40 judges whether charging interface accesses outside according to the charging voltage of charging chip 30
Portion's power supply charges, and the switching action of corresponding switch-over control signal control switching switch 10 is exported according to judging result.
When charging voltage is high level, illustrating that charging interface 60 has accessed external power supply, charging chip is carrying out charging action, because
The switch control pin GPIO2 outputs of this processor 40 continue second control signal, so that switching switch 10 is constantly in second and open
Charging column and charging chip 30 are connected in off position, are charged to intelligent wearable device；When charging voltage is low level, explanation is filled
Electrical interface 60 is without access external power supply, and charging chip 30 can not carry out charging action, therefore the switch control of processor 40 is drawn
Foot GPIO2 outputs continue first control signal, and switching switch 10 is made to switch on first switch position.
Specifically, voltage detecting branch 50 include second resistance R2 and 3rd resistor R3, the first end of second resistance R2 with
The input terminal of charging chip 30 connects, and the second end of second resistance R2 is connect with the first end of 3rd resistor R3,3rd resistor R3
Second end ground connection, the voltage sense pin GPIO4 of processor 40 connect with the second end of second resistance R2.The electricity of processor 40
Pressure detection pin GPIO4 obtains the charging voltage of charging chip 30 by the partial pressure of second resistance R2, when charging chip 30 carries out
When charging, the charging voltage of charging chip 30 is high level, is then low level when not charging, and processor 40 is charged by judging
The height of voltage it can be learnt that charging chip 30 working condition, to export corresponding switch-over control signal.By the way that electricity is arranged
Press detection branch 50, processor 40 that can control the switching action of switching switch 10 according to the charging voltage 30 of charging chip, from
And charging column is connected in time after charging complete and wears detection chip 20, ensure the normal work for wearing detection chip 20.
The utility model additionally provides a kind of intelligent wearable device, and intelligent wearable device includes accumulator, and intelligence wearing is set
Standby further includes the wearing detection circuit in above-described embodiment, wear the charging interface 60 of detection circuit by switch switch 10 and
Accumulator connects, and is charged a battery using charging chip 30.Intelligent wearable device can be smartwatch, Intelligent bracelet or
Bluetooth headset etc., the electronic equipment being specially worn on human body and with the charging interface 60 that can charge.Preferably,
Switching switch 10 is electric-controlled switch.The power pins 5 of switching switch 10 are connect with the power supply VSYS of intelligent wearable device, ensure to cut
The power supply of switch 10 is changed, realizes and automatically switches connecting moves, makes switching connection that can carry out immediately, avoids using manual switch
The problem of bringing, such as switching lead to intelligent wearable device disabler not in time.
In conclusion the charging interface of intelligent wearable device is connected to wearing detection chip by the way that switching switch is arranged,
So that the charging column of charging interface is carried out wearing detection as the Detection electrode for wearing detection chip, is arranged specially to be omitted
Sheet metal carries out wearing detection, simplifies the component assembling complexity of intelligent wearable device, reduces the cost of intelligent wearable device.
Meanwhile switching to switch to switch over to act and charging column is connected to charging chip, so that charging interface is completed charge function.
In addition, processor is controlled according to the charging voltage output switch-over control signal of the testing result and charging chip of wearing detection chip
Switch the switching action of switch so that the switching action for switching switch is more accurate and timely, is ensureing charging interface work just
Exactness.
Above description is only a specific implementation of the present invention, under the above-mentioned introduction of the utility model, this field
Technical staff can carry out other improvement or deformation on the basis of the above embodiments.It will be understood by those skilled in the art that
Above-mentioned specific descriptions only preferably explain the purpose of this utility model, and the scope of protection of the utility model should be with claim
Protection domain subject to.
Claims (9)
1. a kind of wearing detection circuit, the circuit includes charging interface, switching switch and wears detection chip, and feature exists
In the charging interface includes charging column, and the switching switch, which has, connects the wearing detection chip and the charging column
First switch position is so that Detection electrode of the charging column as the wearing detection chip；
The circuit further includes charging chip, and the switching switch also has connect the charging chip and the charging column the
Two position of the switch.
2. circuit according to claim 1, which is characterized in that
Switching switch has a controlling switch, the controlling switch control the switching switch the first switch position with
Switch between second switch position；
The circuit further includes processor, and the processor has switch control pin, the switch control pin and the control
Pin connection processed.
3. circuit according to claim 2, which is characterized in that
The processor has the detection pin being connect with the wearing detection chip；
The processor obtains the testing result for wearing detection chip by the detection pin, and is tied according to the detection
Fruit output control signal controls the switching switching to the corresponding position of the switch.
4. circuit according to claim 3, which is characterized in that the circuit further includes voltage detecting branch, in institute
It is to have detected whether external power supply access when not wearing to state and wear the testing result of detection chip；
The processor has the voltage sense pin being connect with the voltage detecting branch；The voltage sense pin passes through institute
State the charging voltage that voltage detecting branch detects and obtains the charging chip；
The processor exports control signal according to the charging voltage and controls the switching switching to corresponding switch position
It sets.
5. circuit according to any one of claims 1 to 4, which is characterized in that the charging column include the first charging column and
Second charging column, first charging column are connect with the common pin of the switching switch, the second charging column ground connection.
6. circuit according to claim 5, which is characterized in that the circuit further includes first resistor, the first resistor
First end ground connection, the second end of the first resistor with it is described switching switch controlling switch connect.
7. circuit according to claim 4, which is characterized in that the voltage detecting branch includes second resistance and third electricity
Resistance,
The first end of the second resistance is connect with the input terminal of the charging chip, the second end of the second resistance with it is described
The first end of 3rd resistor connects, the second end ground connection of the 3rd resistor；
The voltage sense pin of the processor is connect with the second end of the second resistance.
8. a kind of intelligent wearable device, the intelligent wearable device includes accumulator, which is characterized in that the intelligent wearable device
Further include the wearing detection circuit described in any one of claim 1 to 7, the charging interface for wearing detection circuit passes through institute
It states switching switch to connect with the accumulator, and is charged to the accumulator using the charging chip.
9. intelligent wearable device according to claim 8, which is characterized in that the switching switch is electric-controlled switch.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810023448.3A CN108051861B (en) | 2018-01-10 | 2018-01-10 | Wear detection circuitry and intelligent wearing equipment |
| CN201820038450.3U CN208076736U (en) | 2018-01-10 | 2018-01-10 | A kind of wearing detection circuit and intelligent wearable device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810023448.3A CN108051861B (en) | 2018-01-10 | 2018-01-10 | Wear detection circuitry and intelligent wearing equipment |
| CN201820038450.3U CN208076736U (en) | 2018-01-10 | 2018-01-10 | A kind of wearing detection circuit and intelligent wearable device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208076736U true CN208076736U (en) | 2018-11-09 |
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ID=89666347
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810023448.3A Active CN108051861B (en) | 2018-01-10 | 2018-01-10 | Wear detection circuitry and intelligent wearing equipment |
| CN201820038450.3U Active CN208076736U (en) | 2018-01-10 | 2018-01-10 | A kind of wearing detection circuit and intelligent wearable device |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810023448.3A Active CN108051861B (en) | 2018-01-10 | 2018-01-10 | Wear detection circuitry and intelligent wearing equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051861A (en) * | 2018-01-10 | 2018-05-18 | 歌尔科技有限公司 | A kind of wearing detection circuit and intelligent wearable device |
| CN111245055A (en) * | 2020-02-27 | 2020-06-05 | 维沃移动通信有限公司 | Circuit control device and method |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108936986B (en) * | 2018-08-14 | 2024-04-05 | 歌尔科技有限公司 | Intelligent bracelet with body surface temperature detection function |
| CN112568906B (en) * | 2019-09-29 | 2023-05-12 | Oppo广东移动通信有限公司 | Detection circuit, wearable device detection method and wearable device |
| JP6865879B1 (en) * | 2020-09-07 | 2021-04-28 | 日本たばこ産業株式会社 | Aerosol generation system, aspirator controller, and power supply |
| CN112494047B (en) * | 2020-11-23 | 2022-12-02 | 歌尔科技有限公司 | Multifunctional multiplexing circuit and intelligent wearable device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103064489B (en) * | 2011-10-21 | 2016-03-30 | 华为终端有限公司 | A kind of method and terminal of carrying out internal circuit selection according to USB interface state |
| JP2014094097A (en) * | 2012-11-08 | 2014-05-22 | Seiko Instruments Inc | Biological information detection device and biological information detection method |
| CN206041569U (en) * | 2016-09-02 | 2017-03-22 | 上海心书科技发展有限公司 | Novel electrocardio signal acquisition device electrode type charge device |
| CN108051861B (en) * | 2018-01-10 | 2024-01-30 | 歌尔科技有限公司 | Wear detection circuitry and intelligent wearing equipment |
-
2018
- 2018-01-10 CN CN201810023448.3A patent/CN108051861B/en active Active
- 2018-01-10 CN CN201820038450.3U patent/CN208076736U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051861A (en) * | 2018-01-10 | 2018-05-18 | 歌尔科技有限公司 | A kind of wearing detection circuit and intelligent wearable device |
| CN108051861B (en) * | 2018-01-10 | 2024-01-30 | 歌尔科技有限公司 | Wear detection circuitry and intelligent wearing equipment |
| CN111245055A (en) * | 2020-02-27 | 2020-06-05 | 维沃移动通信有限公司 | Circuit control device and method |
| EP4113778A4 (en) * | 2020-02-27 | 2023-09-27 | Vivo Mobile Communication Co., Ltd. | Circuit control apparatus and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108051861B (en) | 2024-01-30 |
| CN108051861A (en) | 2018-05-18 |
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