Patent ID: 7024003
Filing Date: 2006-04-04
Classification: H04H,H04R

Abstract:
1. A wireless speaker system suitable for a hard-wired audio system, comprising: a wireless transmitter module including an input for connection to a wired speaker output of a main component of the hard-wired audio system, the wireless transmitter module transmitting an output signal of a first predefined frequency carrying a first output signal of the main component and an output signal of a second predefined frequency carrying a second output signal of the main component the first predefined frequency being different than the second predefined frequency; a first wireless receiver module including an output for connection to a wired speaker input of a first external speaker, the first wireless receiver module receiving the first output signal on the first predefined frequency and the first external speaker responding to the first output signal; and a second wireless receiver module including an output for connection to a wired speaker input of a second external speaker, the second wireless receiver module receiving the second output signal on the second predefined frequency and the second external speaker responding to the second output signal; wherein the main component of the hard-wired audio system includes left front and rear wired speaker outputs, right front and rear wired speaker outputs, a center wired speaker output and a subwoofer wired speaker output, the wireless transmitter module includes left front and rear inputs, right front and rear inputs, a center input and subwoofer input, the first and second wireless receiver modules includes left front and rear wireless receiver modules, right front and rear wireless receiver modules, center wireless receiver module and a subwoofer wireless receiver module, and the external speaker includes left front and rear speaker, right front and rear speaker, a center speaker and a subwoofer speaker; wherein the left front and rear wired speaker outputs, right front and rear wired speaker outputs, center wired speaker output and subwoofer wirer speaker output of the main component are connected to the left front and rear inputs, right front and rear inputs, center input and subwoofer input of the wireless transmitter module, respectively; and wherein outputs of the left front and rear, right front and rear, center and subwoofer wireless receiver modules are connected to wired speaker inputs of the left front and rear, right front and rear, center and subwoofer external speakers.