孟召龙

From the bed and the bed monitoring alarm system, alarm and warning method

张晓青, 王鹏理, 李彦坤, 2013 .

Wireless piezoelectric pedometer shoes

李强, 张晓青, 徐婷, 2009 .

Alarm system for off-bed monitoring and bed equipped with alarm system for off-bed monitoring

张晓青, 王鹏理, 李彦坤, 2013 .