| 摘要 |
PROBLEM TO BE SOLVED: To provide a mobile phone having a function which can be used easily.SOLUTION: A mobile phone is provided with a cartilage conduction vibration section capable of contacting with an ear cartilage on a side face to a display surface of the mobile phone, and prevents the display surface from getting dirty when the cartilage conduction vibration section is made to be contacted with the ear cartilage. Display of a display part is changed to privacy protection display on the basis of detection of contact between the cartilage conduction vibration section and the ear cartilage. The cartilage conduction vibration sections are each provided on both sides of the display surface, and a receiving section is provided which is commonly used if either one of them is used. |
