SYSTEM AND METHOD FOR RECOGNIZING A MOTION BY ANALYZING A RADIO SIGNAL

• US 20160084951A1
• Filed: 12/13/2014
• Published: 03/24/2016
• Est. Priority Date: 09/18/2014
• Status: Active Grant

• Current Assignee: Hyundai Motor Company (Hyundai Motor Group)
• Original Assignee: Hyundai Motor Company (Hyundai Motor Group)
• Inventors: Park, Un Kyu
• Granted Patent: US 9,869,760 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: B60K 2360/146 Instrument input by gesture
• CPC Class Codes: B60K 35/00 Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
• CPC Class Codes: B60K 35/10 Input arrangements, i.e. from user to vehicle, associated with vehicle functions or specially adapted therefor
• CPC Class Codes: G01S 13/003 Bistatic radar systems; Multistatic radar systems
• CPC Class Codes: G01S 13/04 Systems determining presence of a target based on relative movement of target G01S13/56
• CPC Class Codes: G01S 13/56 for presence detection presence detection using near field arrangements G01V3/00, e.g. G01V3/08, G01V3/12; burglar, theft or intruder alarms with electrical actuation G08B13/22 - G08B13/26
• CPC Class Codes: G01S 7/415 Identification of targets based on measurements of movement associated with the target
• CPC Class Codes: G06F 3/017 Gesture based interaction, e.g. based on a set of recognized hand gestures interaction based on gestures traced on a digitiser G06F3/04883

Abstract

A system for recognizing motion by analyzing a radio signal includes: a radio signal transmitter configured to transmit a radio signal; a radio signal receiver configured to receive the transmitted radio signal; and a motion recognition processing device configured to: i) analyze the received radio signal, ii) extract and classify a gesture from the analyzed radio signal, iii) recognize the extracted and classified gesture, and iv) perform vehicle device control based on the recognized gesture.

Claims

1. A system for recognizing motion by analyzing a radio signal comprising:

a radio signal transmitter configured to transmit a radio signal;

a radio signal receiver configured to receive the transmitted radio signal; and

a motion recognition processing device configured to;

i) analyze the received radio signal, ii) extract and classify a gesture from the analyzed radio signal, iii) recognize the extracted and classified gesture, and iv) perform vehicle device control based on the recognized gesture.

2. The system for recognizing motion by analyzing a radio signal according to claim 1, wherein the motion recognition processing device includes:

i) a radio signal analyzer configured to analyze distortion and variation of the radio signal;

ii) a gesture extractor configured to extract the gesture of a passenger in a vehicle according to the analyzed distortion and variation of the radio signal;

iii) a gesture classifier configured to classify the extracted gesture; and

iv) a gesture recognizer configured to recognize a vehicle device control command based on the classified gesture and vehicle information.

3. The system for recognizing motion by analyzing a radio signal according to claim 1, wherein when a plurality of passengers are in a vehicle, after previously registering a predefined motion, the motion recognition processing device is further configured to continuously recognize a motion of a particular passenger among the plurality of passengers performing the predefined motion.

4. The system for recognizing motion by analyzing a radio signal according to claim 1, wherein the system is mounted such that a passenger in a vehicle is positioned between the radio signal transmitter and the radio signal receiver.

5. The system for recognizing motion by analyzing a radio signal according to claim 4, wherein the radio signal transmitter is mounted in a rear seat of the vehicle, and the radio signal receiver is mounted in a head unit of the vehicle.

6. A system for recognizing motion by analyzing a radio signal comprising:

a mobile terminal configured to recognize a motion of a passenger in a vehicle and to transmit a motion recognition result; and

a motion recognition processing device configured to;

i) extract and classify a gesture from the transmitted motion recognition result, ii) recognize the extracted and classified gesture, and iii) perform vehicle device control based on the recognized gesture.

7. The system for recognizing motion by analyzing a radio signal according to claim 6, wherein the motion recognition processing device includes:

i) a gesture extractor configured to extract the gesture of the passenger from the motion recognition result;

ii) a gesture classifier configured to classify the extracted gesture; and

iii) a gesture recognizer configured to recognize a vehicle device control command based on the classified gesture and vehicle information.

8. The system for recognizing motion by analyzing a radio signal according to claim 7, wherein when a plurality of passengers are in a vehicle, after previously registering a predefined motion, the motion recognition processing device is further configured to continuously recognize a motion of a particular passenger among the plurality of passengers performing the predefined motion.

9. A method for recognizing motion by analyzing a radio signal comprising the steps of:

transmitting a radio signal in a vehicle;

receiving the transmitted radio signal;

analyzing distortion and variation of the received radio signal;

extracting and classifying a gesture of a passenger in the vehicle based on the analyzed distortion and variation; and

recognizing a vehicle control command based on the extracted and classified gesture.

10. The method for recognizing motion by analyzing a radio signal according to claim 9, wherein the method further comprises:

controlling a vehicle device based on the recognized vehicle control command.

11. A non-transitory computer readable medium containing program instructions for recognizing motion by analyzing a radio signal, the computer readable medium comprising:

program instructions that transmit a radio signal in a vehicle;

program instructions that receive the transmitted radio signal;

program instructions that analyze distortion and variation of the received radio signal;

program instructions that extract and classify a gesture of a passenger in the vehicle based on the analyzed distortion and variation; and

program instructions that recognize a vehicle control command based on the extracted and classified gesture.