Development of Fully Digital Portable Speaker and Headphone
Hosiden has announced the development of fully digital portable speaker along with multiple unit speakers and the fully digital headphone with multi coil speakers both with the digital audio signal processing technology “Dnote®” which has been developed by Trigence Semiconductor. The role of the“Dnote®” is to enable speakers with digital signals without converting into analog signals as well as to replacing DA converter or analog amplifier or Class-D amplifier which are part of conventional audio systems. The HD sound source of maximum 24 bit/96 kHz is transmitted directly to the speaker. The new model works without the use of AC adapter which is part of conventional audio product accessible to PC, and only with USB bus power (500mA) and battery (AA battery x 2-4). Read more
