新兴的双向寻呼领域正在产生重要的争端:AT&T无线公司试图以其新的PACT协议挑战Motorola在这一领域的统治地位。 PACT个人无线通信技术(Personal Air Communications Technology)将与Motorola的Flex系列协议即现有的窄带报文传送标准一争高下。AT&T目前正对该技术进行现场实验,并希望于1997年在美国和加拿大上市。 AT&T的跚跚来迟有可能对PACT的成功不利,SkyTel Emerging two-way paging is creating an important dispute: AT & T Wireless is trying to challenge Motorola’s dominance in this area with its new PACT agreement. PACT Personal Air Communications Technology will compete with Motorola’s Flex family of protocols, the existing narrowband messaging standard. AT & T is currently conducting field experiments on the technology and hopes to list in the United States and Canada in 1997. AT & T’s late move may not be a success for PACT, SkyTel