CN105141328A - Health examination data radio-frequency transmission equipment and method applied to home-based care system - Google Patents
Health examination data radio-frequency transmission equipment and method applied to home-based care system Download PDFInfo
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- CN105141328A CN105141328A CN201510502554.6A CN201510502554A CN105141328A CN 105141328 A CN105141328 A CN 105141328A CN 201510502554 A CN201510502554 A CN 201510502554A CN 105141328 A CN105141328 A CN 105141328A
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Abstract
The invention relates to health examination data radio-frequency transmission equipment and method applied to a home-based care system. The equipment comprises a radio-frequency data conversion module and a radio-frequency data transmission circuit, wherein the radio-frequency data conversion module is used for receiving health examination data from each piece of health examination equipment and converting the health examination data into radio-frequency data; the radio-frequency data transmission circuit is used for transmitting the converted radio-frequency data in a wireless radio-frequency way; and a PIC12LF1822 chip is adopted in the radio-frequency data conversion module. Through adoption of the health examination data radio-frequency transmission equipment and method applied to the home-based care system, the radio-frequency transmission equipment enters a sleep state when new data is unavailable; the health examination equipment actively transmits new health examination data to the radio-frequency transmission equipment when the data is available; and the radio-frequency transmission equipment performs data conversion and radio-frequency transmission. The health examination data radio-frequency transmission equipment has the advantages of low power consumption, adoption of simple device and high performance, and is suitable for large-scale popularization and application. The data transmission efficiency and quality are increased and improved.
Description
Technical field
The present invention relates to wireless technical field, particularly relate to rf data transmission technology field, specifically refer to and be a kind ofly applied to health check-up data radio transmitting apparatus in family endowment system and method.
Background technology
At present, Chinese society's aging population is on the rise, and in social family structure, the solitary situation of old man day by day increases, and many children need accomplish real-time understanding to the health of old solitary people.After old solitary people is in and is met accident, be difficult to by Timeliness coverage, the treatment problem of Empty nest elderly, seem severe all the more.Although occurred in prior art that some can the product of remote monitoring, but function is comprehensive not, data mode can not meet the demands, and often occurs the technical problems such as transfer of data is delayed, product power consumption is excessive.
Summary of the invention
The object of the invention is the shortcoming overcoming above-mentioned prior art, provide a kind of can realize low in energy consumption, device is simple, performance good, be applicable to large-scale promotion application be applied to health check-up data radio transmitting apparatus in family endowment system and method.
To achieve these goals, of the present inventionly health check-up data radio transmitting apparatus in family endowment system is applied to and method has following formation:
This is applied to the health check-up data radio transmitting apparatus in family endowment system, its main feature is, described equipment comprises rf data modular converter and rf data transtation mission circuit, described rf data modular converter in order to receive health check-up data and health check-up data be converted to rf data from each check-up equipment, and described rf data transtation mission circuit is in order to send the rf data after conversion in the mode of less radio-frequency.
Preferably, described rf data modular converter adopts PIC12LF1822 chip.
Preferably, it is characterized in that, described rf data modular converter receives health check-up data by UART agreement from each check-up equipment.
The invention still further relates to a kind of health check-up data radio sending method be applied to based on described equipment in family endowment system, it is characterized in that, described method comprises the following steps:
(1) initiatively health check-up data are sent to described rf data modular converter when check-up equipment obtains new health check-up data;
(2) health check-up data are converted to rf data by the rf data modular converter described in;
(3) rf data after conversion sends in the mode of less radio-frequency by the rf data transtation mission circuit described in.
Preferably, between described step (1) and step (2), further comprising the steps of:
(1-1) the rf data modular converter described in receives described health check-up data and causes serial ports to interrupt making described rf data modular converter proceed to operating state by sleep state.
Preferably, initiatively send health check-up data to described rf data modular converter when described check-up equipment obtains new health check-up data, be specially:
Described check-up equipment sends health check-up data by UART agreement to described rf data modular converter when obtaining new check-up equipment data.
More preferably, when described check-up equipment is sphygmomanometer, the health check-up data format that described check-up equipment sends is:
FFFFFFFFFFFFFFA001XXXXXXXXXXXXSS//final measurement diastolic pressure high byte+diastolic pressure low byte+systolic pressure high byte+systolic pressure low byte+Pulse Rate high byte+Pulse Rate low byte;
When described check-up equipment is ear thermometer, the health check-up data format that described check-up equipment sends is:
FFFFFFFFFFFFFFA002XXXXSS//final measurement amplifies 10 times and sends temperature high byte+temperature low byte with 16 systems again;
When described check-up equipment is blood glucose meter, the health check-up data format that described check-up equipment sends is:
FFFFFFFFFFFFFFA003XXXXSS//final measurement amplifies 10 times and sends with 16 systems.
Have employed and be applied to health check-up data radio transmitting apparatus in family endowment system and method in this invention, radio frequency transmitting apparatus can enter sleep state when not having new data, check-up equipment can initiatively send data to radio frequency transmitting apparatus when there being new health check-up data, data transaction and radio frequency transmission is carried out by radio frequency transmitting apparatus, equipment has low in energy consumption, that device is simple, performance is good advantage, improve data transmission efficiency and quality, be applicable to large-scale promotion application.
Accompanying drawing explanation
Fig. 1 is the structural representation of the health check-up data radio transmitting apparatus be applied in family endowment system of the present invention.
Fig. 2 is the connection diagram of the PIC12LF1822 chip adopted in one embodiment of the invention.
Fig. 3 is the flow chart of the health check-up data radio sending method be applied in family endowment system of the present invention.
Fig. 4 is the schematic diagram of the data-transmission mode of ASK modulating mode of the present invention.
Embodiment
In order to more clearly describe technology contents of the present invention, conduct further description below in conjunction with specific embodiment.
The present invention introduces the RF wireless communication module software of a kind of electrosphygmomanometer be applied in family endowment system, electronic blood-glucose meter, electrothermometer, the measurement data of electrosphygmomanometer, electronic blood-glucose meter, electrothermometer is changed into wireless RF data and forwards.
As shown in Figure 1, be made up of two large divisions,
1: daily check-up equipment is as sphygmomanometer, ear thermometer, blood glucose meter etc.;
2: be responsible for the rf data modular converter and the rf data transtation mission circuit that data are changed into wireless RF data, modular circuit adopts CPU composition, rf data transtation mission circuit adopts 433M radio circuit composition, cpu chip selects PIC12LF1822, this is a high-performance, low-power chip, its sleep power consumption is less than 1uA.
As shown in Figure 2, PIC12LF1822 receives the data sent from sphygmomanometer, ear thermometer, blood glucose meter from UART mouth.Through data processing, then by RA4, data serial is issued 433M radio frequency transtation mission circuit.
One, PIC18F1822 chip feature:
Inside and outside oscillator can be selected;
The inner 4MHz oscillator of-high accuracy, when it dispatches from the factory precision be calibrated to ± 1%;
-crystal oscillator resonator can be used as external oscillator;
When-voltage representative value is 3.0V, CPU is waken up from park mode and needs 5 μ s;
There is power saving park mode;
Wide operating voltage range, from 2.0V to 5.5V;
Technical grade and expansion level temperature range;
Low-power consumption electrification reset (POR);
Delayed timer (PWRT) and oscillator starting of oscillation timing (OST);
Under-voltage detection (BOD);
With the WatchDog Timer (WDT) of separate oscillators, reliable operation can be ensured;
Multiplexing MCLR input pin;
Pin level change can triggered interrupts;
Independently weak pull-up function able to programme;
Programmable code is protected;
Flash memory/the EEPROM memory cell of high-durability;
Peripheral functionality:
6 I/O pins with independent, direction controlling functions;
Current capacity is filled with/drawn to height, can Direct driver LED;
Analog comparator module with:
-one analog comparator;
Programmable comparator reference voltage (CVREF) module on-sheet;
-multiplexing from the input able to programme of device input pin;
-can export by external reference comparator;
Analog to digital converter module
-10 bit resolutions;
-programmable 4 passage inputs;
-reference voltage inputs;
Timer0: with 8 bit timing device/counters of 8 pre-dividers able to programme;
The Timer1 strengthened:
-with 16 bit timing device/counters of pre-divider;
-external strobe input pattern;
If-select INTOSC pattern, OSC1 and OSC2 so can be selected in LP pattern as the oscillator of Timer1;
Two, sphygmomanometer, ear thermometer, blood glucose meter and radio-frequency module UART communications protocol
1, data send form
(1) sphygmomanometer
After measurement completes, directly send testing result from serial ports with 1200 baud rates, form following (16 binary data):
result:
FFFFFFFFFFFFFFA001XXXXXXXXXXXXSS//final measurement diastolic pressure high byte+diastolic pressure low byte+systolic pressure high byte+systolic pressure low byte+Pulse Rate high byte+Pulse Rate low byte
Attention: SS is cumulative sum, the data SS=SUM (01XXXXXXXXXXXX) of such as real; Namely the School Affairs of carry is removed
Complete result data packet format is as FFFFFFFFFFFFFFA00100780050003C05//SYS=120DIA=80PUL=60, SS=01+00+78+00+50+00+3C=05
(2) ear thermometer
FFFFFFFFFFFFFFA002XXXXSS//final measurement amplifies 10 times and sends temperature high byte+temperature low byte with 16 systems again.As: 36.8 degree of C × 10=368 turn 16 system 0x010x70.
(3) blood glucose meter
FFFFFFFFFFFFFFA003XXXXSS//final measurement amplifies 10 times and sends with 16 systems
2, Serial Port Information receives rule
After sphygmomanometer, ear thermometer, blood glucose meter complete measurement, initiatively outwards send data with the baud rate of 1200, data format as above, after this module receives data, carry out of short duration wireless process outwards to send, namely sphygmomanometer and this module are one-way communication, and data acquiescence sends successfully.This module is in resting state at ordinary times, when receiving first pulse that sphygmomanometer transmits, the single-chip microcomputer of module is waken up by power-down mode, because start crystal oscillator to stable, at least needs the data of 6 FF, so add 6 FF before valid data, allow wireless module stablize, enter serial ports and receive, and complete wireless forwarding, then enter again dormancy power-down state, reach the object of power saving with this.
Three, radio-frequency module data-selected scheme
1, physical layer modulation mode
The modulation system of ASK.
Transmitting power: 10dbm ± 1dbm
Receiving sensitivity: be greater than-100dbm
Carrier frequency: 433.92MHz ± 150KHz
Transmission bit rate: 1200 ± 250bps
Data mode: binary system asynchronous serial mode
As shown in Figure 4, data 1 are made up of 3T high level and 1T low level;
Data 0 are made up of 1T high level and 3T low level;
The time of T is 200 ± 40uS;
3rd is lead code.
2, data frame structure
Table 1-1 sphygmomanometer data frame structure
| Lead code | Device ID | Sphygmomanometer measurement data | School Affairs |
| 4 bytes | 6 bytes | 1 byte |
Table 1-2 ear thermometer data frame structure
| Lead code | Device ID | Ear thermometer measurement data | School Affairs |
| 4 bytes | 2 bytes | 1 byte |
Table 1-3 blood glucose meter data frame structure
| Lead code | Device ID | Blood glucose meter measurement data | School Affairs |
| 4 bytes | 2 bytes | 1 byte |
Four, software work overall procedure
1, PIC18F1822 chip configuration word is made into: the inner 4MHz oscillator of high accuracy, WDT is controlled by soft bits.
2, sending message frame adopts redundancy to send, and when event occurs, message frame repeats transmission 6 times.
3, software overview
Program is divided into main program and interrupt routine two parts, in main program, and the main work performing chip sleep aspect,
After sphygmomanometer, ear thermometer, blood glucose meter complete measurement, from UART mouth forward data, can produce serial ports and interrupt, wake chip up.
After chip is waken up, analyze the data that serial ports transmits, data mart modeling is become the form of table 1-1 (or table 1-2 or table 1-3), in conjunction with timer, data are issued 433MHz modulation circuit from RA4 mouth.
In timer 1 interrupts, be responsible for the transmission of message frame.Before each message frame, lead code need be enclosed.According to the feature that ASK code sends, transmission timing is divided into 5 stages: the lead code high level stage, the lead code low level stage, the message frame high level stage, the message frame low level stage, sends ending phase.
Software operates mainly in timer interrupt program, as shown in Figure 3.
Have employed and be applied to health check-up data radio transmitting apparatus in family endowment system and method in this invention, radio frequency transmitting apparatus can enter sleep state when not having new data, check-up equipment can initiatively send data to radio frequency transmitting apparatus when there being new health check-up data, data transaction and radio frequency transmission is carried out by radio frequency transmitting apparatus, equipment has low in energy consumption, that device is simple, performance is good advantage, improve data transmission efficiency and quality, be applicable to large-scale promotion application.
In this description, the present invention is described with reference to its specific embodiment.But, still can make various amendment and conversion obviously and not deviate from the spirit and scope of the present invention.Therefore, specification and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (8)
1. one kind is applied to the health check-up data radio transmitting apparatus in family endowment system, it is characterized in that, described equipment comprises rf data modular converter and rf data transtation mission circuit, described rf data modular converter in order to receive health check-up data and health check-up data be converted to rf data from each check-up equipment, and described rf data transtation mission circuit is in order to send the rf data after conversion in the mode of less radio-frequency.
2. the health check-up data radio transmitting apparatus be applied in family endowment system according to claim 1, is characterized in that, described rf data modular converter adopts PIC12LF1822 chip.
3. the health check-up data radio transmitting apparatus be applied in family endowment system according to claim 1, it is characterized in that, described rf data modular converter receives health check-up data by UART agreement from each check-up equipment.
4. the health check-up data radio transmitting apparatus be applied in family endowment system according to claim 1, is characterized in that, described rf data transtation mission circuit is 433MHz wireless RF data transtation mission circuit.
5. be applied to the health check-up data radio sending method in family endowment system based on equipment according to claim 1, it is characterized in that, described method comprises the following steps:
(1) initiatively health check-up data are sent to described rf data modular converter when check-up equipment obtains new health check-up data;
(2) health check-up data are converted to rf data by the rf data modular converter described in;
(3) rf data after conversion sends in the mode of less radio-frequency by the rf data transtation mission circuit described in.
6. the health check-up data radio sending method be applied in family endowment system according to claim 5, is characterized in that, between described step (1) and step (2), further comprising the steps of:
(1-1) the rf data modular converter described in receives described health check-up data and causes serial ports to interrupt making described rf data modular converter proceed to operating state by sleep state.
7. the health check-up data radio sending method be applied in family endowment system according to claim 5, is characterized in that, initiatively sends health check-up data to described rf data modular converter, be specially when described check-up equipment obtains new health check-up data:
Described check-up equipment sends health check-up data by UART agreement to described rf data modular converter when obtaining new check-up equipment data.
8. the health check-up data radio sending method be applied in family endowment system according to claim 7, is characterized in that, when described check-up equipment is sphygmomanometer, the health check-up data format that described check-up equipment sends is:
FFFFFFFFFFFFFFA001XXXXXXXXXXXXSS//final measurement diastolic pressure high byte+diastolic pressure low byte+systolic pressure high byte+systolic pressure low byte+Pulse Rate high byte+Pulse Rate low byte;
When described check-up equipment is ear thermometer, the health check-up data format that described check-up equipment sends is:
FFFFFFFFFFFFFFA002XXXXSS//final measurement amplifies 10 times and sends temperature high byte+temperature low byte with 16 systems again;
When described check-up equipment is blood glucose meter, the health check-up data format that described check-up equipment sends is:
FFFFFFFFFFFFFFA003XXXXSS//final measurement amplifies 10 times and sends with 16 systems.
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| CN201510502554.6A CN105141328A (en) | 2015-08-14 | 2015-08-14 | Health examination data radio-frequency transmission equipment and method applied to home-based care system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107292083A (en) * | 2017-05-08 | 2017-10-24 | 新乡医学院 | Physical examination data gathering system and its work station of use |
| WO2019031333A1 (en) * | 2017-08-09 | 2019-02-14 | オムロンヘルスケア株式会社 | Data transmission device |
| CN111192647A (en) * | 2019-12-31 | 2020-05-22 | 嘉兴太美医疗科技有限公司 | Data collection system and data collection method of physical examination instrument |
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| CN102008290A (en) * | 2010-09-28 | 2011-04-13 | 深圳市倍泰健康测量分析技术有限公司 | Equipment and method for collecting and analyzing human body health |
| CN102462491A (en) * | 2010-11-03 | 2012-05-23 | 苏州大学 | Intelligent wireless human body blood pressure monitoring system, monitor and monitoring method |
| CN102613965A (en) * | 2012-03-28 | 2012-08-01 | 中国人民解放军第二军医大学 | Physical sign monitoring instrument based on wireless radio-frequency technology and monitoring method thereof |
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Patent Citations (4)
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| CN101465716A (en) * | 2008-11-20 | 2009-06-24 | 西安交通大学 | Method of sending data from vivo functional device to vitro program controlled instrument of embedded system |
| CN102008290A (en) * | 2010-09-28 | 2011-04-13 | 深圳市倍泰健康测量分析技术有限公司 | Equipment and method for collecting and analyzing human body health |
| CN102462491A (en) * | 2010-11-03 | 2012-05-23 | 苏州大学 | Intelligent wireless human body blood pressure monitoring system, monitor and monitoring method |
| CN102613965A (en) * | 2012-03-28 | 2012-08-01 | 中国人民解放军第二军医大学 | Physical sign monitoring instrument based on wireless radio-frequency technology and monitoring method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107292083A (en) * | 2017-05-08 | 2017-10-24 | 新乡医学院 | Physical examination data gathering system and its work station of use |
| WO2019031333A1 (en) * | 2017-08-09 | 2019-02-14 | オムロンヘルスケア株式会社 | Data transmission device |
| JP2019033446A (en) * | 2017-08-09 | 2019-02-28 | オムロンヘルスケア株式会社 | Data transmission device |
| US11122015B2 (en) | 2017-08-09 | 2021-09-14 | Omron Healthcare Co., Ltd. | Data transmitting apparatus |
| CN111192647A (en) * | 2019-12-31 | 2020-05-22 | 嘉兴太美医疗科技有限公司 | Data collection system and data collection method of physical examination instrument |
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