Home Theater in a Box (HTiB) is a kind of consumer electronics that is based on DVD player, and integrate the amplifier system, radio system into one product.
单机家庭影院系统，就是以DVD播放机为基础，将功放系统、收音系统有效整合为一体的多功能消费电子产品。
To improve the capability of the electric system, a three-level PWM power amplifier and Backboard of the control-box is designed, which are applicable to the bearing-less slice PM motor.
为了改善电气控制系统性能，设计了适用于片状无轴承永磁电机的双向三电平PWM功率放大器和控制箱转接板。
To improve the capability of the electric system, a three-level PWM power amplifier and Backboard of the control-box is designed, which are applicable to the bearing-less slice PM motor.
为了改善电气控制系统性能，设计了适用于片状无轴承永磁电机的双向三电平PWM功率放大器和控制箱转接板。
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