Information terminal device, motion capture system and motion capture method

Abstract

To allow combining devices having different functions according to an application, and improve convenience for a user. There are provided a wearing type terminal 1 provided with an external case 10 having a display unit 131 on the upper surface side and belt members 4 a and 4 b which can be connected to the both sides of the external case 10 respectively; and a docking type device 2 which is detachably engaged with the bottom portion of the external case 10 of the wearing type terminal 1 , and is electrically connected to the wearing type terminal 1 via a dock side connection terminal 21 . The wearing type terminal 1 and the docking type device 2 are provided with a function which carries out transmission and receiving of data to be displayed on the display unit 131 via the dock side connection terminal 21.

1 . An information terminal device comprising:
 a wearing type terminal which can be connected to a belt member at both sides of an external case having a display unit on an upper side; and   a docking type device which can be detachably connected to a bottom portion of the external case of the wearing type terminal, and electrically connected to the wearing type terminal through a first connection terminal; wherein   the wearing type terminal and the docking type device have a function to transmit and receive data to be displayed on the display unit through the first connection terminal wherein   the wearing type terminal is provided with a first antenna for use in first wireless communication, wherein   the docking type device is provided with a second antenna for use in second wireless communication, wherein   the second antenna is arranged in order to overlap the bottom portion of the external case of the docking type device in a plan view, and wherein   the first antenna is arranged on the outer edges of the external case in order not to overlap the second antenna in a plan view.   
     
     
         2 . (canceled) 
     
     
         3 . The information terminal device as recited in  claim 1  wherein
 the display unit is curved or bent in the direction connecting opposite sides to which the belt member is connected. 
 
     
     
         4 . The information terminal device as recited in  claim 1  further comprising:
 a power supply device detachably connected to a bottom portion of the docking type device and electrically connected to the docking type device through a second connection terminal to supply electric power through the first connection terminal and the second connection terminal. 
 
     
     
         5 . The information terminal device as recited in  claim 4  wherein
 the power supply device is provided with a data communication unit to transmit and receive data with the wearing type terminal or the docking type device through the first connection terminal and the second connection terminal and wherein 
 the data communication unit is capable of transmitting and receiving data with an external device through an external terminal provided on the outside of the power supply device. 
 
     
     
         6 . A motion capture system which detects body motions of a wearer comprising:
 body motion sensors which are worn on parts of the body of the wearer to detect three-dimensional displacement and acceleration of each of the parts;   sole sensors attached to soles of the wearer to detect pressures exerted on the soles;   a body motion recording unit configured to accumulate detection results of the body motion sensors and the sole sensors as body motion data;   a body motion calculation unit configured to calculate body motions of the wearer as body motion reproduction data on the basis of the detection results of the body motion sensors accumulated in the body motion recording unit and the relative positional relationship among the body motion sensors;   a correction unit configured to correct the body motion reproduction data calculated by the body motion calculation unit on the basis of the detection result of the sole sensors;   an analysis unit configured to analyze the body motions of the wearer on the basis of the body motion reproduction data corrected by the correction unit; and   an output device configured to display or output the analysis result of the analysis unit wherein   the body motion recording unit is the information terminal device as recited in  claim 1 .   
     
     
         7 . The motion capture system as recited in  claim 6  further comprising:
 a data collection unit configured to acquire detection results of the body motion sensors and the sole sensors; and 
 a data transfer unit configured to convert the detection results acquired by the data collection unit to data in an integrated format and transmit the data to the body motion recording unit. 
 
     
     
         8 . (canceled) 
     
     
         9 . A motion capture method of detecting body motions of a wearer comprising:
 a detecting step of detecting three-dimensional displacements and accelerations of parts of the body of the wearer with body motion sensors which are worn on the parts, and detecting pressures exerted on soles of the wearer with sole sensors attached to the soles;   a body motion recording step of accumulating detection results of the body motion sensors and the sole sensors as body motion data in a body motion recording unit;   a body motion reproduction data generating step of calculating body motions of the wearer with a body motion calculation unit as body motion reproduction data on the basis of the detection results of the body motion sensors accumulated in the body motion recording unit and the relative positional relationship among the body motion sensors;   a body motion reproduction data correcting step of correcting the body motion reproduction data, which is calculated by the body motion calculation unit, with a correction unit on the basis of the detection result of the sole sensors;   an analyzing step of analyzing the body motions of the wearer with an analysis unit on the basis of the body motion reproduction data corrected by the body motion reproduction data correcting step; and   an outputting step of displaying or outputting the analysis result of the analysis unit with an output device wherein   the body motion recording unit is the information terminal device as recited in  claim 1 .   
     
     
         10 . The motion capture method as recited in  claim 9  wherein the body motion recording step further comprising:
 a data collecting step of acquiring detection results of the body motion sensors and the sole sensors; and 
 a data transferring step of converting the detection results acquired in the data collecting step to data in an integrated format and transmitting the data to the body motion recording unit. 
 
     
     
         11 . (canceled) 
     
     
         12 . A motion capture system which detects body motions of a wearer comprising:
 a plurality of body motion sensors which are worn on left and right parts of the body of the wearer to detect three-dimensional displacement and acceleration of each of the parts;   a body motion recording unit configured to accumulate detection results of the body motion sensors as body motion data;   a body motion calculation unit configured to calculate body motions of the wearer as body motion reproduction data on the basis of the detection results of the body motion sensors and the relative positional relationship among the body motion sensors;   a cycle extracting unit configured to extract cyclic variation from body motions on the basis of the body motion reproduction data accumulated on the body motion recording unit;   a correction unit configured to correct the body motion reproduction data calculated by the body motion calculation unit on the basis of the cyclic variation extracted by the cycle extracting unit;   an analysis unit configured to analyze the body motions of the wearer on the basis of the body motion reproduction data corrected by the correction unit; and   an output device configured to display or output the analysis result of the analysis unit,   wherein the body motion calculation unit includes:   a reference orbital locus calculation unit configured to calculate a reference orbital locus projected on a vertical plane in parallel with the gravity direction and the direction in which the wearer runs on the basis of an extraction result of the cycle extracting unit;   a free orbital locus calculation unit configured to calculate three-dimensional free orbital locuses of the body motion sensors on the basis of the detection results of the body motion sensors;   a relative displacement estimation unit configured to estimate the relative displacements among the body motion sensors on both the left and right sides of the wearer on the basis of the reference orbital locus calculated by the reference orbital locus calculation unit and the free orbital locuses calculated by the free orbital locus calculation unit; and   a body motion reproduction unit configured to calculate the body motion reproduction data on the basis of the reference orbital locus calculated by the reference orbital locus calculation unit, the free orbital locuses calculated by the free orbital locus calculation unit and the relative displacements estimated by the relative displacement estimation unit.   
     
     
         13 . The motion capture system as recited in  claim 12  further comprising:
 a swinging point sensor arranged on a part of the body of the wearer corresponding to a swinging point defined on the center line of the body of the wearer to detect the three-dimensional displacement or acceleration and measure the orbital motion of the swinging point, wherein 
 the body motion calculation unit is configured to calculate body motions of the wearer as body motion reproduction data on the basis of the detection results of the body motion sensors and the swinging point sensor and the relative positional relationship among the body motion sensors and the swinging point sensor. 
 
     
     
         14 . (canceled) 
     
     
         15 . A motion capture method of detecting body motions of a wearer comprising:
 a detecting step of detecting three-dimensional displacements and accelerations of parts of the body of the wearer with a plurality of body motion sensors which are worn on the parts;   a body motion recording step of accumulating detection results of the body motion sensors as body motion data in a body motion recording unit;   a body motion reproduction data generating step of calculating body motions of the wearer with a body motion calculation unit as body motion reproduction data on the basis of the detection results of the body motion sensors accumulated in the body motion recording unit and the relative positional relationship among the body motion sensors, and extracting cyclic variation from body motions on the basis of the body motion reproduction data accumulated on the body motion recording unit with a cycle extracting unit;   a body motion reproduction data correcting step of correcting the body motion reproduction data, which is calculated by the body motion calculation unit, with a correction unit on the basis of the cyclic variation extracted by the cycle extracting unit;   an analyzing step of analyzing the body motions of the wearer with an analysis unit on the basis of the body motion reproduction data corrected by the body motion reproduction data correcting step; and   an outputting step of displaying or outputting the analysis result of the analysis unit with an output device,   wherein the body motion reproduction data correcting step includes:   an orbital locus calculating step of calculating a reference orbital locus projected on a vertical plane in parallel with the gravity direction and the direction in which the wearer runs on the basis of an extraction result of the cycle extracting unit, and calculating three-dimensional free orbital locuses of the body motion sensors on the basis of the detection results of the body motion sensors;   a relative displacement estimating step of estimating the relative displacements among the body motion sensors on both the left and right sides of the wearer on the basis of the reference orbital locus and the free orbital locuses calculated in the orbital locus calculating step; and   a body motion reproducing step of calculating the body motion reproduction data on the basis of the reference orbital locus and the free orbital locuses calculated in the orbital locus calculating step and the relative displacements estimated in the relative displacement estimating step.   
     
     
         16 . The motion capture method as recited in  claim 15  wherein
 in the measuring step, with a swinging point sensor arranged on a part of the body of the wearer corresponding to a swinging point defined on the center line of the body of the wearer, the three-dimensional displacement or acceleration of the swinging point is detected to measure the orbital motion of the swinging point, and wherein 
 in the body motion reproduction data correcting step, body motions of the wearer are calculated as body motion reproduction data on the basis of the detection results of the body motion sensors and the swinging point sensor and the relative positional relationship among the body motion sensors and the swinging point sensor. 
 
     
     
         17 . (canceled) 
     
     
         18 . A motion capture program for detecting body motions of a wearer, causing a computer to perform:
 a detecting step of detecting three-dimensional displacements and accelerations of parts of the body of the wearer with a plurality of body motion sensors which are worn on the parts;   a body motion recording step of accumulating detection results of the body motion sensors as body motion data in a body motion recording unit;   a body motion reproduction data generating step of calculating body motions of the wearer with a body motion calculation unit as body motion reproduction data on the basis of the detection results of the body motion sensors accumulated in the body motion recording unit and the relative positional relationship among the body motion sensors, and extracting cyclic variation from body motions on the basis of the body motion reproduction data accumulated on the body motion recording unit with a cycle extracting unit;   a body motion reproduction data correcting step of correcting the body motion reproduction data, which is calculated by the body motion calculation unit, with a correction unit on the basis of the cyclic variation extracted by the cycle extracting unit;   an analyzing step of analyzing the body motions of the wearer with an analysis unit on the basis of the body motion reproduction data corrected by the body motion reproduction data correcting step; and   an outputting step of displaying or outputting the analysis result of the analysis unit with an output device,   wherein the body motion reproduction data correcting step includes:   an orbital locus calculating step of calculating a reference orbital locus projected on a vertical plane in parallel with the gravity direction and the direction in which the wearer runs on the basis of an extraction result of the cycle extracting unit, and calculating three-dimensional free orbital locuses of the body motion sensors on the basis of the detection results of the body motion sensors;   a relative displacement estimating step of estimating the relative displacements among the body motion sensors on both the left and right sides of the wearer on the basis of the reference orbital locus and the free orbital locuses calculated in the orbital locus calculating step; and   a body motion reproducing step of calculating the body motion reproduction data on the basis of the reference orbital locus and the free orbital locuses calculated in the orbital locus calculating step and the relative displacements estimated in the relative displacement estimating step.   
     
     
         19 . The motion capture program as recited in  claim 18  wherein
 in the measuring step, with a swinging point sensor arranged on a part of the body of the wearer corresponding to a swinging point defined on the center line of the body of the wearer, the three-dimensional displacement or acceleration of the swinging point is detected to measure the orbital motion of the swinging point, and wherein 
 in the body motion reproduction data correcting step, body motions of the wearer are calculated as body motion reproduction data on the basis of the detection results of the body motion sensors and the swinging point sensor and the relative positional relationship among the body motion sensors and the swinging point sensor. 
 
     
     
         20 . (canceled)