AUTOMATIC MOBILE PHONE RINGER VOLUME ADJUSTMENT UNDER NOISY ENVIRONMENT
Original Publication Date: 2001-Apr-06
Included in the Prior Art Database: 2001-Apr-06
Mobile phones are used in many places such as; in the office, canteen, on the road, in the bus, train, car, shopping center or walkway. In many locations listed above, the amient noise level may be rather high. Consequently, a mobile phone user will find it very difficult to use the mobile phone is such locations. To prevent missing and incoming call, a user could increase the ringing volume of the mobile phone by pressing several buttons and when he/she is in a quite location, the user would need to change the reset the ringing volume.