CN104274965A - Wireless children's movement feature detection system - Google Patents
Wireless children's movement feature detection system Download PDFInfo
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- CN104274965A CN104274965A CN201410505161.6A CN201410505161A CN104274965A CN 104274965 A CN104274965 A CN 104274965A CN 201410505161 A CN201410505161 A CN 201410505161A CN 104274965 A CN104274965 A CN 104274965A
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Abstract
The invention provides a wireless children's movement feature detection system. An instrument panel comprises a movement detection module and a bluetooth module; the movement detection module is used for detecting triaxial acceleration and relative rotational angle; the bluetooth module is connected to the movement detection module and a datacenter server, and the data terminal server is connected with a parent cell phone terminal; the movement detection module comprises a triaxial gravitational acceleration sensor, a gyroscope and a DSP (digital signal processor), and the DSP comprises an integrator and a filtration and optimization module; the triaxial gravitational acceleration sensor outputs X, Y and Z-axis acceleration data information, the gyroscope outputs angular rate information of the human body rotation angle, and the integrator of the DSP is used for integrating the angular rate information outputted by the gyroscope to obtain the relative rotational angle of the human body. The instrument panel further comprises an oximeter arranged on the skin contact surface of the back of the instrument panel.
Description
Technical field
The present invention relates to electronic applications, particularly a kind of children's sport feature wireless detecting system.
Background technology
Low age section children kindergarten and primary grades stage self-control poor; management and control power is poor, and moves more, and curiosity is strong; often to fall the situation of colliding with; kindergarten and school are closed management, and the head of a family cannot monitor the real time status of oneself child the moment, can not learn in time even if meet accident; the workload of teacher is large; cannot look after each child, therefore, unexpected situation cannot be avoided.
Along with the development of electronic technology and wireless communication technology, remote control technology comes into the life of people gradually, and how being understood the real-time behavior state of children by remote monitoring, is current problem demanding prompt solution.
Summary of the invention
The present invention proposes a kind of children's sport feature wireless detecting system, solves the problem of remote monitoring child behavior state.
Technical scheme of the present invention is achieved in that
A kind of children's sport feature wireless detecting system, entirety is ring-type, the embedded instrument board in position in ring, the coated colored EVA material coating of instrument board outer surface, instrument board both sides arrange chain band, and form circulus by chain band, chain band is the EVA chain band with described coating same color and material, and with described coating global formation, two side chain band junctions are put by pin shrinking;
Described instrument board comprises: motion detection block, detects three-dimensional acceleration and relative rotation; Bluetooth module, is connected to described motion detection block and data center server, and data terminal server is connected with head of a family's mobile phone terminal;
Described motion detection block comprises three axle Gravity accelerometers, gyroscope and dsp processor, and dsp processor comprises integrator and filtering and optimizes module; Described three axle Gravity accelerometers export X, Y, Z axis acceleration information information, and gyroscope exports the angular rate information of human body corner, and the angular rate information integration that gyroscope exports by the integrator of dsp processor obtains the relative rotation of human body;
Described instrument board also comprises oximeter, and oximeter is arranged on the instrument board back side and skin contact;
Described oximeter is included in two LED and second photo-sensitive cell of skin contact part setting, two LED export the light beam of fixed wave length, second photo-sensitive cell gathers the light returned through skin, tissue, blood diffuse reflectance, and the luminous intensity representing oximetry value is converted to the signal of telecommunication;
Described dsp processor processes oximetry value, exports the blood oxygen saturation data of the reference format through ovennodulation;
Bluetooth module is by described blood oxygen saturation data upload to data center server, and data terminal server re-sends to head of a family's mobile phone terminal;
Described instrument board also comprises battery and power converter module, and described power converter module comprises:
Transformer, comprise former limit winding and vice-side winding, former limit winding comprises first end and the second end, vice-side winding comprises first end and the second end, former limit winding first end is connected to the first electric connector and input capacitor, vice-side winding second end is connected to secondary earth potential, and former limit winding first end and vice-side winding second end are Same Name of Ends;
First switching tube, its source electrode is connected to transformer primary side winding second end, and its drain electrode is connected to former limit earth potential, and its grid is connected to the first switch driver;
First switch driver, comprise the first transistor and transistor seconds, the first transistor is NPN transistor, transistor seconds is PNP transistor, the base stage of the first transistor and transistor seconds links together as control end, the emitter stage of the first transistor and transistor seconds links together as output, and the colelctor electrode of the first transistor is connected to described input capacitor, and the colelctor electrode of transistor seconds is connected to former limit earth potential;
First frequency circuit for generating, comprise the first phaselocked loop, it is connected to crystal oscillator; First low pass filter, is connected to the output of the first phaselocked loop; First voltage controlled oscillator, be connected to the first low pass filter output, its output is connected to the first amplifier, and the output of the first amplifier is connected to the control end of described first switch driver;
First diode, its anode is connected to transformer secondary winding first end, and its negative electrode is connected to output filter;
Output filter comprises the first inductor and the first capacitor, and the first inductor is connected to the negative electrode of described first diode, and the common port of the first inductor and the first capacitor is connected to the second electric connector, and the other end of the first capacitor is connected to secondary earth potential;
Described first electric connector is connected to battery, and the second electric connector is output.
Alternatively, described bluetooth module is bluetooth 4.0 (BLE) communication module.
The invention has the beneficial effects as follows:
(1) children's sport feature wireless detecting system is worn on wrist, conveniently wears;
(2) external sheath EVA material, waterproof, nontoxic, tasteless;
(3) built-in dsp processor, is convenient to the renewal of system.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of children's sport feature wireless detecting system of the present invention;
Fig. 2 is the control circui block diagram of children's sport feature wireless detecting system of the present invention;
Fig. 3 is the circuit diagram of power converter module of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, a kind of children's sport feature wireless detecting system of the present invention, entirety is ring-type, the embedded instrument board 1000 in position in ring, the coated colored EVA material coating of instrument board outer surface, instrument board both sides arrange chain band, circulus is formed by chain band, chain band is the EVA chain band with described coating same color and material, and with described coating global formation, two side chain band junctions are put by pin shrinking.
Described instrument board comprises: motion detection block, detects three-dimensional acceleration and relative rotation; Bluetooth module, is connected to described motion detection block and data center server, and data terminal server is connected with head of a family's mobile phone terminal.
Described motion detection block comprises three axle Gravity accelerometers, gyroscope and dsp processor, and dsp processor comprises integrator and filtering and optimizes module; Described three axle Gravity accelerometers export X, Y, Z axis acceleration information information, and gyroscope exports the angular rate information of human body corner, and the angular rate information integration that gyroscope exports by the integrator of dsp processor obtains the relative rotation of human body.
Described instrument board also comprises oximeter, and oximeter is arranged on the instrument board back side and skin contact.
Described oximeter is included in two LED and second photo-sensitive cell of skin contact part setting, two LED export the light beam of fixed wave length, second photo-sensitive cell gathers the light returned through skin, tissue, blood diffuse reflectance, and the luminous intensity representing oximetry value is converted to the signal of telecommunication.
Described dsp processor processes oximetry value, exports the blood oxygen saturation data of the reference format through ovennodulation.
Bluetooth module is by described blood oxygen saturation data upload to data center server, and data terminal server re-sends to head of a family's mobile phone terminal.
Preferably, described bluetooth module is bluetooth 4.0 (BLE) communication module.
Bluetooth module and data center server bluetooth connect, wireless near field communication can be ensured, refectory children's sport feature wireless detecting system is all connected to same data center server, data center server is connected by head of a family's mobile phone of GPRS network and children again, the behavioral data of children is uploaded to head of a family's mobile phone, the head of a family can the exercise data of remote real-time monitoring oneself child and behavior state, such as move, fall, static etc., the oximetry data of oneself child can be detected simultaneously, understand the diet situation of child.
Preferably, described bluetooth module is bluetooth 4.0 (BLE) communication module.Bluetooth 4.0 is supplementing of bluetooth 3.0+HS specification, specially towards the wireless solution all had higher requirements to cost and power consumption, can be widely used in the numerous areas such as health care, physical fitness, home entertaining, safety guarantee.
Bluetooth 4.0 (BLE) communication module supports two kinds of deployment way: double mode and monotype.In double mode, low-power consumption Bluetooth function is integrated in existing classical bluetooth controller, or on existing classical Bluetooth technology (2.1+EDR/3.0+HS) chip, increases low-power consumption storehouse again, and overall architecture is substantially constant, and therefore cost increases limited.
Monotype is towards highly integrated, compact equipment, a lightweight articulamentum (Link Layer) is used to provide the operate in standby mode of super low-power consumption, simple device to recover and point-to-multipoint data transmission reliably, can also allow networked sensor in Bluetooth transmission, arrange the order of low-power consumption bluetooth flow properly, also have senior to be energy-conservationly connected with safety encipher simultaneously.
Children's sport feature wireless detecting system of the present invention also comprises dsp processor, and dsp processor is connected with described bluetooth module.Built-in dsp processor, is convenient to the renewal of later stage system, and dsp processor can have very strong compatibility to software upgrading.
As shown in Figure 3, an embodiment of power converter module of the present invention, comprise: transformer 11, comprise former limit winding and vice-side winding, former limit winding comprises first end and the second end, and vice-side winding comprises first end and the second end, and former limit winding first end is connected to the first electric connector 2 and input capacitor 3, vice-side winding second end is connected to secondary earth potential, and former limit winding first end and vice-side winding second end are Same Name of Ends; First switching tube 12, its source electrode is connected to transformer primary side winding second end, and its drain electrode is connected to former limit earth potential, and its grid is connected to the first switch driver 13; First switch driver 13, comprise the first transistor and transistor seconds, the first transistor is NPN transistor, transistor seconds is PNP transistor, the base stage of the first transistor and transistor seconds links together as control end, the emitter stage of the first transistor and transistor seconds links together as output, and the colelctor electrode of the first transistor is connected to described input capacitor 3, and the colelctor electrode of transistor seconds is connected to former limit earth potential; First frequency circuit for generating 30, comprise the first phaselocked loop 31, it is connected to crystal oscillator 99; First low pass filter 32, is connected to the output of the first phaselocked loop 31; First voltage controlled oscillator 33, is connected to the first low pass filter 32 output, and its output is connected to the output output frequency control signal f1 of the first amplifier 35, first amplifier 35 and is connected to the control end of described first switch driver 13; First diode 14, its anode is connected to transformer secondary winding first end, and its negative electrode is connected to output filter 17; Output filter 17 comprises the first inductor 15 and the first capacitor 16, first inductor 15 is connected to the negative electrode of described first diode 14, the other end that the common port of the first inductor and the first capacitor is connected to the second electric connector 4, first capacitor 16 is connected to secondary earth potential.
Children's sport feature wireless detecting system of the present invention is worn on wrist, conveniently wears; External sheath EVA material, waterproof, nontoxic, tasteless; Built-in dsp processor, is convenient to the renewal of system.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. a children's sport feature wireless detecting system, it is characterized in that, entirety is ring-type, the embedded instrument board in position in ring, the coated colored EVA material coating of instrument board outer surface, instrument board both sides arrange chain band, circulus is formed by chain band, chain band is the EVA chain band with described coating same color and material, and with described coating global formation, two side chain band junctions are put by pin shrinking;
Described instrument board comprises: motion detection block, detects three-dimensional acceleration and relative rotation; Bluetooth module, is connected to described motion detection block and data center server, and data terminal server is connected with head of a family's mobile phone terminal;
Described motion detection block comprises three axle Gravity accelerometers, gyroscope and dsp processor, and dsp processor comprises integrator and filtering and optimizes module; Described three axle Gravity accelerometers export X, Y, Z axis acceleration information information, and gyroscope exports the angular rate information of human body corner, and the angular rate information integration that gyroscope exports by the integrator of dsp processor obtains the relative rotation of human body;
Described instrument board also comprises oximeter, and oximeter is arranged on the instrument board back side and skin contact;
Described oximeter is included in two LED and second photo-sensitive cell of skin contact part setting, two LED export the light beam of fixed wave length, second photo-sensitive cell gathers the light returned through skin, tissue, blood diffuse reflectance, and the luminous intensity representing oximetry value is converted to the signal of telecommunication;
Described dsp processor processes oximetry value, exports the blood oxygen saturation data of the reference format through ovennodulation;
Bluetooth module is by described blood oxygen saturation data upload to data center server, and data terminal server re-sends to head of a family's mobile phone terminal;
Described instrument board also comprises battery and power converter module, and described power converter module comprises:
Transformer, comprise former limit winding and vice-side winding, former limit winding comprises first end and the second end, vice-side winding comprises first end and the second end, former limit winding first end is connected to the first electric connector and input capacitor, vice-side winding second end is connected to secondary earth potential, and former limit winding first end and vice-side winding second end are Same Name of Ends;
First switching tube, its source electrode is connected to transformer primary side winding second end, and its drain electrode is connected to former limit earth potential, and its grid is connected to the first switch driver;
First switch driver, comprise the first transistor and transistor seconds, the first transistor is NPN transistor, transistor seconds is PNP transistor, the base stage of the first transistor and transistor seconds links together as control end, the emitter stage of the first transistor and transistor seconds links together as output, and the colelctor electrode of the first transistor is connected to described input capacitor, and the colelctor electrode of transistor seconds is connected to former limit earth potential;
First frequency circuit for generating, comprise the first phaselocked loop, it is connected to crystal oscillator; First low pass filter, is connected to the output of the first phaselocked loop; First voltage controlled oscillator, be connected to the first low pass filter output, its output is connected to the first amplifier, and the output of the first amplifier is connected to the control end of described first switch driver;
First diode, its anode is connected to transformer secondary winding first end, and its negative electrode is connected to output filter;
Output filter comprises the first inductor and the first capacitor, and the first inductor is connected to the negative electrode of described first diode, and the common port of the first inductor and the first capacitor is connected to the second electric connector, and the other end of the first capacitor is connected to secondary earth potential;
Described first electric connector is connected to battery, and the second electric connector is output.
2. children's sport feature wireless detecting system as claimed in claim 1, it is characterized in that, described bluetooth module is bluetooth 4.0 (BLE) communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505161.6A CN104274965A (en) | 2014-09-28 | 2014-09-28 | Wireless children's movement feature detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505161.6A CN104274965A (en) | 2014-09-28 | 2014-09-28 | Wireless children's movement feature detection system |
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| Publication Number | Publication Date |
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| CN104274965A true CN104274965A (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410505161.6A Pending CN104274965A (en) | 2014-09-28 | 2014-09-28 | Wireless children's movement feature detection system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10251275A1 (en) * | 2002-11-04 | 2004-05-19 | Kastriot Merlaku | Sports equipment for astronauts, comprises motor-driven gyroscope in casing which is fastened to limb or body |
| US20050186905A1 (en) * | 2004-02-24 | 2005-08-25 | Tracy James L. | Independently actuating electronic components and method of operating therefor |
| CN102469209A (en) * | 2010-11-03 | 2012-05-23 | 沃凯尔有限公司 | Pasition-based individual emergency responding system |
| CN104053108A (en) * | 2014-06-19 | 2014-09-17 | 青岛喵星信息科技有限公司 | Intelligent auditory sense assisting equipment |
| CN104043240A (en) * | 2014-06-19 | 2014-09-17 | 青岛喵星信息科技有限公司 | Intelligent movement bracelet |
-
2014
- 2014-09-28 CN CN201410505161.6A patent/CN104274965A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10251275A1 (en) * | 2002-11-04 | 2004-05-19 | Kastriot Merlaku | Sports equipment for astronauts, comprises motor-driven gyroscope in casing which is fastened to limb or body |
| US20050186905A1 (en) * | 2004-02-24 | 2005-08-25 | Tracy James L. | Independently actuating electronic components and method of operating therefor |
| CN102469209A (en) * | 2010-11-03 | 2012-05-23 | 沃凯尔有限公司 | Pasition-based individual emergency responding system |
| CN104053108A (en) * | 2014-06-19 | 2014-09-17 | 青岛喵星信息科技有限公司 | Intelligent auditory sense assisting equipment |
| CN104043240A (en) * | 2014-06-19 | 2014-09-17 | 青岛喵星信息科技有限公司 | Intelligent movement bracelet |
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