DATA COLLECTING METHOD AND A MASTER DEVICE AND A SLAVE DEVICE THEREFOR

• US 20100189102A1
• Filed: 04/23/2009
• Published: 07/29/2010
• Est. Priority Date: 01/23/2009
• Status: Active Grant

• Current Assignee: Industrial Technology Research Institute
• Original Assignee: Industrial Technology Research Institute
• Inventors: Wang, Yuh-Ching, Chiu, Yu-Hsien
• Granted Patent: US 8,139,577 B2
• Time in Patent Office: Days
• US Class Current: 370/389
• CPC Class Codes: A61B 2560/0242 adapted to measure environmental factors, e.g. temperature, pollution
• CPC Class Codes: A61B 2562/0204 Acoustic sensors
• CPC Class Codes: A61B 5/0002 Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network A61B5/07 takes precedence; transmission systems for measured values G08C; transmission H04B; transmission of digital information H04L; wireless communication networks H04W
• CPC Class Codes: A61B 5/11 Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb for measuring pulse A61B5/02 ;A61B5/1038 takes precedence; motion detection to correct for motion artifacts in physiological signals A61B5/721
• CPC Class Codes: A61B 5/1117 Fall detection
• CPC Class Codes: A61B 5/6887 mounted on external non-worn devices, e.g. non-medical devices
• CPC Class Codes: G16H 40/67 for remote operation
• CPC Class Codes: H04L 69/26 Special purpose or proprietary protocols or architectures network applications for proprietary or special purpose networking environments H04L67/12
• CPC Class Codes: H04M 11/04 with alarm systems, e.g. fire, police or burglar alarm systems

Abstract

A data collecting method and a master device and a slave device therefor are provided. The method includes the following steps. The slave device receives an environment voice and accordingly generates an audio data. The slave device outputs the audio data through packets of a predetermined format according to a control area network protocol. The master device receives the audio data.

Claims

1. A data collecting method, comprising:

capturing an environmental voice and accordingly generating an audio data by a slave device;

outputting the audio data through packets of a predetermined format according to a control area network (CAN) protocol by the slave device; and

receiving the audio data by a master device.

2. The method according to claim 1, further comprising:

sensing an environmental attribute value and accordingly generating a sensing signal by the slave device;

outputting the sensing signal through the packets of the predetermined format according to the CAN protocol by the slave device; and

receiving the sensing signal by the master device.

3. The method according to claim 2, wherein the environmental attribute value is the value of one of pressure, temperature, switch ON/OFF state, humidity, and physiological state.

4. The method according to claim 1, wherein the packet of the predetermined format is defined according to the CAN protocol, the header of the packet of the predetermined format has a message identification field for recording one of an emergency identification, a master device request identification, a slave device response identification, and an audio data identification.

5. The method according to claim 4, further comprising:

transmitting a request message through the packets of the predetermined format to the slave device by the master device;

wherein in the packet of requesting message, the message identification field records the master device request identification, the packet of requesting message further has a slave device mapping code and a service identification, the slave device mapping code is for determining at least one of a plurality of slave devices corresponding to the request message, and the service identification is for determining a corresponding action.

6. The method according to claim 4, wherein in the packet for transmitting the audio data, the message identification field records the audio data identification, and the packet for transmitting the audio data further has a slave device identification and a sequence number.

7. A slave device, comprising:

a controlling unit;

an audio capturing unit, under the control of the controlling unit, for capturing an environmental voice and generating an audio data corresponding to the environmental voice; and

a transceiver for outputting the audio data through packets of a predetermined format according to a CAN protocol.

8. The slave device according to claim 7, further comprising:

a sensing signal capturing unit, under the control of the controlling unit, for sensing an environmental attribute value to accordingly generate a sensing signal;

wherein the transceiver is further for outputting the sensing signal through the packets of the predetermined format according to the CAN protocol.

9. The slave device according to claim 8, wherein the environmental attribute value is the value of one of pressure, temperature, switch ON/OFF state, humidity, and physiological state.

10. The slave device according to claim 7, wherein the packet of the predetermined format is defined according to the CAN protocol, and the header of the packet of the predetermined format has a message identification field for recording one of an emergency identification, a master device request identification, a slave device response identification, and an audio data identification.

11. The slave device according to claim 10, wherein in the packet for transmitting the audio data, the message identification field records the audio data identification, and the packet for transmitting the audio data further has a slave device identification and a sequence number.

12. A master device, comprising:

a transceiver for receiving an audio data transmitted through packets of a predetermined format according to a CAN protocol; and

a processing unit for processing the audio data;

wherein the audio data is correspondingly generated from an environmental voice captured by a slave device.

13. The master device according to claim 12, wherein the transceiver is further for receiving a sensing signal transmitted through the packets of the predetermined format according to the CAN protocol, and the processing unit is further for processing the sensing signal;

wherein the sensing signal is correspondingly generated from an environmental voice captured by the slave device.

14. The master device according to claim 13, wherein the environmental attribute value is the value of one of pressure, temperature, switch ON/OFF state, humidity, and physiological state.

15. The master device according to claim 12, wherein the packet of the predetermined format is defined according to the CAN protocol, and the header of the packet of the predetermined format has a message identification field for recording one of an emergency identification, a master device request identification, a slave device response identification, and an audio data identification.

16. The master device according to claim 15, wherein the processing unit is further for generating a request message, and the transceiver is further for outputting a request message through the packets of the predetermined format according to the CAN protocol;

wherein in the packet of requesting message, the message identification field records the master device request identification, the packet of requesting message further has a slave device mapping code and a service identification, the slave device mapping code is for determining at least one of a plurality of slave devices corresponding to the request message, and the service identification is for determining a corresponding action.

17. The master device according to claim 15, wherein in packet for transmitting the audio data, the message identification field records the audio data identification, and the packet for transmitting the audio data further has a slave device identification and a sequence number.