1. A wireless communications device with at least one antenna, comprising:
a wireless transmitter of a wireless transceiver;
a wireless receiver of the wireless transceiver; and
at least one coupling circuit,
wherein the at least one coupling circuit continuously and operatively couples, with a substantially constant impedance, at least one output of the wireless transmitter to at least one input of the wireless receiver,
wherein the at least one coupling circuit comprises at least one first node and at least one second node,
wherein the at least one output of the wireless transmitter operatively couples a transmission signal to the at least one antenna,
wherein one of the at least one output of the wireless transmitter is operatively coupled to one of the at least one first node of the at least one coupling circuit,
wherein the at least one input of the wireless receiver operatively couples a receive signal from the at least one antenna,
wherein one of the at least one input of the wireless receiver is operatively coupled to one of the at least one second node of the at least one coupling circuit,
wherein the wireless communications device supports spread spectrum modulation and supports wireless radio frequency communications,
wherein the wireless communications device employs CMOS technology, and
wherein the wireless transmitter and the wireless receiver are integrated on an integrated circuit chip.
2. The wireless communications device according to claim 1, wherein the wireless communications device supports orthogonal frequency division multiplexing.
3. The wireless communications device according to claim 2, wherein the wireless communications device supports one or more of the following: frequency hopping and direct sequence spread spectrum modulation.
4. The wireless communications device according to claim 1, wherein the wireless communications device supports direct sequence spread spectrum modulation and frequency hopping.
5. The wireless communications device according to claim 1, wherein the at least one coupling circuit, the wireless transmitter and the wireless receiver are integrated on the integrated circuit chip.
6. The wireless communications device according to claim 5, wherein the integrated circuit chip is a single integrated circuit chip.
7. The wireless communications device according to claim 1, wherein the wireless communications device supports wireless local area network communications.
8. The wireless communications device according to claim 1, wherein the wireless communications device supports wireless local area network communications and Bluetooth communications.
9. The wireless communications device according to claim 1, wherein the wireless transceiver is configured as an adaptive radio transceiver.
10. The wireless communications device according to claim 1, wherein the wireless transceiver is configured according to at least one of the following: a low intermediate frequency heterodyne architecture and a heterodyne complex architecture.
11. The wireless communications device according to claim 1, wherein the wireless communications device supports dynamic RC calibration.
12. The wireless communications device according to claim 1, wherein the wireless communications device supports one or more of the following: quadrature amplitude modulation, binary phase shift keying, quadrature phase shift keying, offset quadrature phase shift keying, frequency shift keying, phase shift keying, and multiple frequency modulation.
13. The wireless communications device according to claim 1, wherein the wireless communications device is capable of performing phase shift keying.
14. The wireless communications device according to claim 1, wherein the at least one output of the wireless transmitter is disabled when the at least one input of the wireless receiver is enabled, or wherein the at least one input of the wireless receiver is disabled when the at least one output of the wireless transmitter is enabled.
15. The wireless communications device according to claim 1, wherein the wireless transmitter comprises a power amplifier that provides one of the at least one output of the wireless transmitter, and wherein the wireless receiver comprises a low noise amplifier that provides one of the at least one input of the wireless receiver.
16. The wireless communications device according to claim 15, wherein one of the at least one output of the wireless transmitter and one of the at least one input of the wireless receiver comprise a differential line, and wherein the differential line is interfaced to the at least one antenna using a matching circuit.
17. The wireless communications device according to claim 16, wherein the at least one antenna comprises a single-ended antenna.
18. The wireless communications device according to claim 1, wherein the at least one antenna is operatively coupled to a first differential line via a first series capacitor and a first shunt inductor, and wherein the at least one antenna is operatively coupled to a second differential line via a second series capacitor and a second shunt inductor.
19. The wireless communications device according to claim 18, wherein the first series capacitor, the first shunt inductor, the second series inductor and the second shunt capacitor are arranged to substantially match an impedance of the at least one antenna.
20. The wireless communications device according to claim 18, wherein a first capacitance of the at least one input of the wireless receiver is compensated using a circuital arrangement that includes the first series capacitor, the first shunt inductor, the second series inductor and second the shunt capacitor when the at least one input of the wireless receiver is disabled, or wherein a second capacitance of the at least one output of the wireless transmitter is compensated for using the circuital arrangement when the at least one output of the wireless transmitter is disabled.
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 crane support comprising:
(a) a mounting frame;
(b) a pedestal having a crane supporting upper end, and having a front end, a rear end, and a longitudinal axis extending from the front end to the rear end, the pedestal being mechanically linked to the mounting frame;
(c) crane mounting means fixedly attached to or formed wholly with the crane supporting upper end of the pedestal; and,
(d) means for alternately pivoting and counter-pivoting the pedestal comprising an axle and comprising laterally extending outriggers, each laterally extending outrigger having a proximal end and a distal end, each laterally extending outrigger comprising a plurality of segments and first telescoping means connected operatively to the segments for alternately laterally extending and retracting the distal ends of the laterally extending outriggers, the means for alternately pivoting and counter-pivoting the pedestal being connected operatively to the pedestal, the means for alternately pivoting and counter-pivoting the pedestal controlling pivoting movements of the pedestal about the longitudinal axis while the pedestal remains mechanically linked to the mounting frame; the means for alternately pivoting and counter-pivoting the pedestal further comprising a first plurality of quill and slide shaft combinations attached to the distal ends of the laterally extending outriggers, and second telescoping means being operatively connected to the first plurality of quill and slide shaft combinations, the second telescoping means being adapted for alternately downwardly extending and upwardly retracting the first plurality of quill and slide shaft combinations.
2. The crane support of claim 1 further comprising releasable locking means connected operatively to the pedestal, the releasable locking means being adapted for alternately resisting and permitting pivoting motions of the pedestal about the longitudinal axis.
3. The crane support of claim 2 wherein the first and second telescoping means comprise a plurality of hydraulic cylinders.
4. The crane support of claim 3 wherein the releasable locking means comprises a hydraulic cylinder.
5. The crane support of claim 4 wherein the laterally extending outriggers’ segments comprise a second plurality of quill and slide shaft combinations.
6. The crane support of claim 5 wherein the pedestal has a lower end, and further comprising a base fixedly attached to or formed wholly with the lower end.
7. The crane support of claim 6 wherein the first and second pluralities of quill and slide shaft combinations comprise lengths of steel square tubing.
8. The crane support of claim 7 wherein the pedestal comprises a length of steel square tubing.
9. A crane support comprising:
(a) a mounting frame;
(b) a pedestal having a crane supporting upper end, and having a front end, a rear end, and a longitudinal axis extending from the front end to the rear end, the pedestal being mechanically linked to the mounting frame;
(c) crane mounting means fixedly attached to or formed wholly with the crane supporting upper end of the pedestal; and,
(d) means for alternately pivoting and counter-pivoting the pedestal comprising an axle and comprising laterally extending outriggers, each laterally extending outrigger having a proximal end and a distal end, the means for alternately pivoting and counter-pivoting the pedestal being connected operatively to the pedestal, the means for alternately pivoting and counter-pivoting the pedestal controlling pivoting movements of the pedestal about the longitudinal axis while the pedestal remains mechanically linked to the mounting frame, and further comprising a forwardly and downwardly extending outrigger fixedly attached to the pedestal.
10. The crane support of claim 9 wherein the forwardly and downwardly extending outrigger comprises a quill and slide shaft combination.
11. The crane support of claim 10 wherein the forwardly and downwardly extending outrigger further comprises a two way hydraulic cylinder mounted for alternate extension and retraction of the slide shaft.