Wideband digital radio with transmit modulation cancellation
6 Assignments
0 Petitions
Accused Products
Abstract
A microwave radio assembly is described including a directional antenna wherein the installation and aiming is simplified. The assembly is attached to the wall-mount fix via gimbals mechanism with one rotation axis for azimuth and one for elevation and the assembly preferably includes a sight mechanism including a pair of visual apertures is located in the radio assembly in a line parallel to the radio antenna radiation direction. The radio assembly further includes a modulation cancellation scheme in full duplex mode.
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Citations
71 Claims
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47. A radio, comprising:
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an analog modem having a demodulation circuit that receives a transmitted modulated signal and performs demodulation of the transmitted modulated signal to generate a demodulated signal having a serial format;
a digital receiver, electrically connected to the analog modem that receives the demodulated signal, the digital receiver further comprising a clock recovery circuit that recovers a clock signal from the demodulated signal and locks onto the clock signal from the demodulated signal and a deserializer circuit that converts the demodulated signal with the serial format into a demodulated signal having a parallel format; and
a digital section connected to the digital receiver that receives the parallel format demodulated signal. - View Dependent Claims (48, 49, 50, 51, 52, 53, 54, 55, 56)
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57. A radio, comprising:
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an analog modem having a demodulation circuit that receives a transmitted modulated signal and performs demodulation of the transmitted modulated signal to generate a demodulated signal having a serial format;
a SERDES integrated circuit, electrically connected to the analog modem that receives the demodulated signal, the SERDES integrated circuit further comprising a clock recovery circuit that recovers a clock signal from the demodulated signal and locks onto the clock signal from the demodulated signal and a deserializer circuit that converts the demodulated signal with the serial format into a demodulated signal having a parallel format; and
a digital section connected to the digital receiver that receives the parallel format demodulated signal. - View Dependent Claims (58, 59, 60, 61, 62)
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63. A method for communicating over a digital link, the method comprising:
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demodulating a received signal to generate a demodulated signal having a serial format;
recovering a clock signal from the serial format demodulated signal and retiming the serial format demodulated signal in a SERDES device to generate a retimed serial format signal; and
deserializing the retimed serial format signal in the SERDES device to generate a parallel format signal to a digital receive section. - View Dependent Claims (64, 65, 66, 67, 68, 69, 70, 71)
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Specification