shared communication resource造句

ISP enables various BPL devices and systems to share communication resources ( frequency / time ) when installed in a network with common electrical wiring.
Like other multiple access schemes ( TDMA, FDMA, CDMA, OFDMA ), it deals with the assignment of multiple users to a shared communication resource.
In business, "'open communication "'( or " open access to communication resources " ) is the ability of anyone, on equal conditions with a transparent relation between cost and pricing, to get access to and share communication resources on one level to provide value added services on another level in a layered communication system architecture.
It's difficult to find shared communication resource in a sentence. 用shared communication resource造句挺难的