1. A method of treating bacterial infections caused by at least one of Pseudomonas aeruginosa, E. faecalis and E. coli, which method comprises
simultaneous or sequential administration to a patient in need thereof, of a synergistic amount of gemifloxacin or a salt thereof and at least one cephalo-sporin selected from the group consisting of cefotaxime, ceflacor and ceftazidime.
2. The method according to claim 1, wherein said gemifloxacin is gemifloxacin mesylate.
3. The method according to claim 1, wherein the cephalo-sporin is cefotaxime.
4. The method according to claim 1, wherein the cephalo-sporin is ceftazidime.
5. The method according to claim 1, wherein gemifloxacin or a salt thereof and cephalo-sporin are administered in a ratio of from about 10:1 to about 1:10 (WW).
6. The method according to claim 1, in which of gemifloxacin or a salt thereof and cephalo-sporin are administered simultaneously.
7. The method according to claim 6, achieved by the co-administration of separate compositions comprising gemifloxacin or a salt thereof and a cephalo-sporin.
8. The method according to any one of claims 1, 2, 3, 4 or 6, wherein the bacterial infection is caused by Pseudomonas aeruginosa.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A receiver architecture comprising:
a first receiver including a first beamforming device and a plurality of antennas coupled to the first beamforming device, said plurality of antennas in the first receiver providing at least two beams in a first direction;
a second receiver including a second beamforming device and a plurality of antennas coupled to the second beamforming device, said second receiver being oriented 90\xb0 relative to the first receiver and providing at least two beams in a second direction;
a first switch selectively coupling in-phase beams from the first and second beamforming devices to a first output line; and
a second switch selectively coupling out-of-phase beams from the first and second beamforming devices to a second output line.
2. The receiver architecture according to claim 1 wherein the first and second beamforming devices are selected from the group comprising analog beamformers and digital beamformers.
3. The receiver architecture according to claim 1 wherein the first receiver and the second receiver each include four antennas where two of the antennas combine to form one beam and two of the antennas combine to form another beam.
4. The receiver architecture according to claim 1 wherein the antennas are patch antennas.
5. The receiver architecture according to claim 1 wherein the first receiver provides beams in an azimuth direction and the second receiver provides beams in an elevation direction.
6. The receiver architecture according to claim 5 wherein the receiver architecture is part of a radar system on a vehicle.
7. The receiver architecture according to claim 1 wherein the first beamforming device and the second beamforming device generate the in-phase and the out-of-phase beams by monopulse processing.
8. A receiver architecture comprising:
at least two antennas providing radiation beams relative to an antenna bore-sight; and
at least one beamforming device employing monopulse beamforming, said beamforming device processing signals received by the antennas, wherein the beamforming device provides one output signal when the radiation beams provided by two antennas are in-phase with each other and provides another output signal when the radiation beams of the two antennas are 180\xb0 out-of-phase with each other.
9. The receiver architecture according to claim 8 wherein the at least one beamforming device is selected from the group comprising analog beamforming devices and digital beamforming devices.
10. The receiver architecture according to claim 8 wherein the at least two antennas are four antennas, where two of the antennas combine to provide one radiation beam and two of the antennas combine to provide another radiation beam.
11. The receiver architecture according to claim 8 wherein the antennas are patch antennas.
12. The receiver architecture according to claim 8 wherein the at least two antennas and the at least one beamforming device are four antennas and one beamforming device in one receiver that provides monopulse processing in a first direction and four antennas and one beamforming device in another receiver that provides monopulse processing in a second direction.
13. The receiver architecture according to claim 8 wherein the at least two antennas is four antennas and the at least one beamforming device is four beamforming devices that combine to provide signal detection in two directions.
14. The receiver architecture according to claim 8 wherein the receiver architecture is part of a radar system on a vehicle.
15. A receiver for a radar system on a vehicle, said receiver comprising:
a plurality of antennas providing at least two radiation beams relative to an antenna bore-sight; and
a plurality of beamforming devices that employ monopulse beamforming, wherein the receiver causes the radiation beams to be in-phase and combine along the antenna bore-sight and to be 180\xb0 out-of-phase to provide beam side-lobes relative to the antenna bore-sight so that at least one beamforming device provides in-phase and out-of-phase signals in an azimuth direction and at least one beamforming device provides in-phase and out-of-phase signals in an elevation direction.
16. The receiver according to claim 15 wherein the plurality of beamforming devices are selected from the group comprising analog beamforming devices and digital beamforming devices.
17. The receiver according to claim 15 wherein the plurality of antennas are four antennas, where two of the antennas combine to provide one radiation beam and two of the antennas combine to provide another radiation beam.
18. The receiver according to claim 15 wherein the plurality of antennas are patch antennas.
19. The receiver according to claim 15 wherein the plurality of antennas and the plurality of beamforming device are four antennas and one beamforming device that provides monopulse processing in a first direction and four antennas and one beamforming device that provides monopulse processing in a second direction.
20. The receiver according to claim 15 wherein the plurality of antennas is four antenna elements and the plurality of beamforming devices is four beamforming devices that combine to provide signal detection in two directions.