Smart wearable device

A smart wearable device, wherein the smart wearable device comprises:

• a detection apparatus and a case, the detection apparatus comprises a set of measuring parts and at least three sets of light emitting parts;
• wherein:
• the set of measuring parts and the at least three sets of light emitting parts are inlaid into the case,
• the at least three sets of light emitting parts comprise a first set of light emitting parts, a second set of light emitting parts, and a third set of light emitting parts,
• a center of the set of measuring parts, a center of the first set of light emitting parts, a center of the second set of light emitting parts, and a center of the third set of light emitting parts form a quadrilateral,
• the first set of light emitting parts and the second set of light emitting parts are adjacent to the set of measuring parts, the third set of light emitting parts is opposite to the set of measuring parts,
• each of the first set of light emitting parts, the second set of light emitting parts and the third set of light emitting parts includes one green diode, one red diode, and one infrared diode,
• one of the first set of light emitting parts or the second set of light emitting parts is operable to emit green light for detecting heart rate, and
• the first set of light emitting parts, the second set of light emitting parts and the third set of light emitting parts are operable to emit red light and infrared light for detecting blood oxygen, wherein the red diode of the first set of light emitting parts, the red diode of the second set of light emitting parts and the red diode of the third set of light emitting parts emit red light at different moments, and the infrared diode of the first set of light emitting parts, the infrared diode of the second set of light emitting parts and the infrared diode of the third set of light emitting parts emit infrared light at different moments.