发明名称 |
METHOD FOR PROTECTION OF VOICE DATA AGAINST SURVEILLANCE AND RECORDING |
摘要 |
FIELD: information exchange. SUBSTANCE: method involves generation of acoustic jamming in room where information exchange takes place. Amplitude and frequency parameters of jamming correspond to amplitude and frequency parameters of persons engaged in communication. EFFECT: increased protection. 4 cl |
申请公布号 |
RU2130697(C1) |
申请公布日期 |
1999.05.20 |
申请号 |
RU19980103645 |
申请日期 |
1998.02.24 |
申请人 |
RATNIKOV ALEKSANDR JUR'EVICH |
发明人 |
RATNIKOV A.JU.;JUR'EV D.N.;KAPRALOV G.N. |
分类号 |
H04M1/68;G10K11/175 |
主分类号 |
H04M1/68 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|