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Inventor
Zheng yu-yang
CN
2 patents
Patents
2 patents
US9654939B2
May 16, 2017
Apparatus and method for incorporating multiple talk groups in a single call
MOTOROLA SOLUTIONS INC
0 citations
34
US9967908B2
May 8, 2018
Method and device for reusing channel frequencies in direct mode
MOTOROLA SOLUTIONS INC
0 citations
33