发明授权
- 专利标题: Secure trunked communications system
- 专利标题(中): 安全集群通信系统
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申请号: US926311申请日: 1986-10-31
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公开(公告)号: US4882751A公开(公告)日: 1989-11-21
- 发明人: Michael D. Kotzin , Kenneth J. Zdunek , Eric F. Ziolko
- 申请人: Michael D. Kotzin , Kenneth J. Zdunek , Eric F. Ziolko
- 申请人地址: IL Schaumburg
- 专利权人: Motorola, Inc.
- 当前专利权人: Motorola, Inc.
- 当前专利权人地址: IL Schaumburg
- 主分类号: H04K1/00
- IPC分类号: H04K1/00
摘要:
A trunked communications system that accommodates encrypted secure communications. The system uses both non-encrypted message detectors and encrypted message detectors to assure that the trunked central control unit receives the signals it must receive in order to properly allocate and maintain channel assignments.
公开/授权文献
- US5251986A Bushing assembly 公开/授权日:1993-10-12
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