Number | Date | Country | Kind |
---|---|---|---|
4028791 | Sep 1990 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3978406 | Matsumoto et al. | Aug 1976 | |
4267591 | Wissel et al. | May 1981 | |
4940954 | Aubert et al. | Jul 1990 | |
4999590 | Verdot | Mar 1991 |
Number | Date | Country |
---|---|---|
0422417A2 | Sep 1990 | EPX |
2154306 | May 1973 | FRX |
7601836 | Aug 1977 | FRX |
1293723 | Nov 1991 | JPX |
Entry |
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"High data rate Solid-state millimeter-wave transmitter module" Jun. 1975, published by IEEE New York, pp. 470-477. |
Poppe, "Double Phase-Shift Keying Speeds Data Over Voice Channels", Electronics, Oct. 1966, pp. 91-96. |
Patent Abstracts of Japan, vol. 14, No. 82 (E-889) Feb. 15, 1989. |
"Tracking and Data Relay Satellite System (TDRSS) Users' Guide", Revision 5, Sep. 1984, published by National Aeronautic and Space Administration, Goddard Space Flight Center. |