Patent EA-000444-B1 (EA)
Title: Multi-function interactive communications system with circularly/elliptically polarized signal transmission and reception and a system of realization therefor
Inventor: WONG THOMAS T
IPC: G06Q20/34
Filed: 1996-04-05
Abstract: 1. A method for communications with electromagnetic waves comprising the steps of: transmitting a first rotating wave; receiving said first rotating wave, wherein components of said first rotating wave enter a first channel (56) and a second channel (58); isolating the first rotating wave from least one of the first channel (56) and the second channel (58), wherein said first channel, wherein said first channel is divided into a first channel (56) primary path and secondary path (56') of said first channel; said second channel is divided into a second channel (58) primary path and a second channel secondary path; shifting a first phase of said path of said first channel and combining said shifted phase with said primary path of said second channel, shifting said second phase of said second channel and combining said second phase with said primary path of said first channel. and combined with said second channel primary path, and a second phase of said second channel secondary path is shifted and combined with said first channel primary path. 2. The method for communications according to Claim 1, wherein further comprising the steps of: transmitting said first rotating wave; and said second rotating wave simultaneously, wherein said second rotating wave rotates counter to said first rotating wave; receiving said first rotating wave and said second rotating wave, wherein components (C, jC) of said first rotating wave and components (D, jD) of said second rotating wave enter said first channel (56) and a second channel (58); isolating at least one of said first rotating wave and said second rotating wave from at least one of said first channel (56) and said second channel (58), wherein said first channel is divided into a first channel (56) primary path and secondary path (56') of said first channel; said second channel is divided into a second channel (58) primary path and a second channel (58') secondary path; said first phase of said secondary path of said first channel is shifted and combined with said primary phase with said primary path of said second channel (58); said second phase of said secondary path of said second channel (58') is shifted and combined with said primary path of said first channel (56). 3. A method according to Claim 1 or 2, further comprising detecting a difference between a first magnitude of said first channel (56) and a second magnitude of said second channel (58) and equalizing said first magnitude and said second magnitude. 4. A method according to Claim 1 or 2, further comprising lowering a first frequency of said first channel (56) to a first lowered frequency and lowering a second frequency of said second channel (58) to a second lowered frequency. 5. A method according to Claim 1 or 2, wherein said first lowered frequency is equivalent to said second lowered frequency. 6. A method according to Claims 1-5, wherein said first phase is shifted about 90 degree  and said second phase is shifted about 90 degree . 7. A method according to Claim 1 or 2 further comprising calculating a phase difference value between a first phase of said first channel (56) and a second phase of said second channel (58) and emitting a phase difference signal as a function of said phase difference value. 8. A method according to Claim 7, further comprising adjusting an antenna feed (46) as a function of said phase difference signal. 9. A method according to Claim 1 or 2 further comprising detecting a first phase of said first channel and detecting a second phase of said second channel and adjusting one of said first phase and said second phase to ensure a predetermined phase difference between said first phase and said second phase. 10. A method according to Claim 9, wherein said predetermined phase difference is about 90 degree . 11. A method according to Claim 9, wherein an electronic phase shifter adjusts one of said first phase and said second phase to ensure a predetermined phase difference between said first phase and said second phase. 12. A method according to Claim 1 or 2 further comprising calculating a phase difference value between a first phase of said first channel (56) and a second phase of said second channel (58), and selecting at least one of a plurality of antenna feeds (46) as a function of said phase difference value. 13. A method according to Claim 1 or 2 farther comprising selecting at least one of a plurality of antenna feeds (46) as a function of a first magnitude of said first channel (56) and a second magnitude of said second channel (58). 14. A method according to Claim 1 or 2 comprising transmitting said first rotating wave and said second rotating wave from an interactive transmission station and receiving said first rotating wave and said second rotating wave by a plurality of interactive receiving stations. 15. A method according to Claim 14 further comprising at least one of said interactive receiving stations transmitting a first signal to said interactive transmission station as a function of at least one of said first rotating wave and said second rotating wave. 16. A system for communications with electromagnetic waves comprising transmission means (41) for receiving said first rotating wave; reception means for receiving said first rotating wave, wherein components (C, jC) of said first rotating wave enter said first channel (56) and a second channel (58), wherein said first channel is divided into a first channel (56) primary path and secondary path (56') of said first channel; said second channel is divided into a second channel (58) primary path and a second channel (58') secondary path; isolation means for isolating said first rotating wave from at least one of said first channel (56) and said second channel (58); a first phase shifter means (76) and a first combining means (80) for shifting and combining said first phase of said first channel secondary path (56') with said second channel primary path (58); a second phase shifting means (75) and a second combining means (78) for shifting and combining of said second phase of said second channel secondary path with said first channel (56) primary path. 17. The system for communications according to Claim 16 further comprising: said transmission means (41) for transmitting said first rotating wave and a second rotating wave simultaneously, wherein said second rotating wave rotates counter to said first rotating wave. reception means for receiving said first rotating wave and said second rotating wave, wherein components (C, jC) of said first rotating wave and components (D, jD) of said second rotating wave enter said first channel (56) and a second channel (58); wherein said first channel (56) is divided into a first channel (56) primary path and secondary path (56') of said first channel; said second channel (58) is divided into a second channel (58) primary path and a second channel (58') secondary path; isolation means for isolating at least one of said first rotating wave and said rotating wave from at least one of said first channel (56) and said second channel (58); a first phase shifter means (76) and a first combining means (80) for shifting and combining said first phase of said first channel secondary path (56') with said second channel primary path (58); a second phase shifting means (75) and a second combining means (78) for shifting and combining of said second phase of said second channel secondary path with said first channel (56) primary path. 18. The system for communications according to Claim 16 or 17 further comprising a means (73) detecting a difference between a first magnitude of said first channel (56) and a second magnitude of said second channel (58) and equalizing said first magnitude and said second magnitude. 19. The system for communications according to any of Claim 16-18 further comprising a means for calculating a phase difference value between a first phase of said first channel (56) and a second phase of said second channel (58) and emitting a phase difference signal as a function of said phase difference value. 20. The system for communications according to any of Claim 16-18 further comprising a means for adjusting an antenna feed (46) as a function of said phase difference signal. 21. The system for communications according to any of Claim 16-18 further comprising a second means for detecting a phase difference (88) between first phase of said first channel (56) and said second phase of said second channel and adjusting one of said first phase and said second phase to ensure a predetermined phase difference between said first phase and said second phase. 22. The system for communications according to any of Claim 16-21 further comprising another detecting means and a selecting means for calculating a phase difference value between said first phase of said first channel (56) and said second phase of said second channel (58), and selecting at least one of a plurality of antenna feeds (46) as a function of said phase difference value. 23. The system for communications according to any of Claim 16-21 further comprising another selecting means for selecting at least one of a plurality of antenna feeds (46) as a function of a first magnitude of said first channel (56) and a second magnitude of said second channel (58).