Traveling wave detector
First Claim
1. A traveling wave detector comprising:
- a transmission line having a first conductor and a second conductor;
a plurality of detector diodes spaced apart along the transmission line between an input end and a terminal end of the transmission line, adjacent ones of the detector diodes being connected to the transmission line according to a different polarity with respect to one another;
a plurality of direct current (DC) blocks, DC blocks of the plurality of DC blocks being located alternately in the first conductor and the second conductor between the adjacent ones of the detector diodes to define a series conduction path through the plurality of detector diodes according to the different polarity connections; and
a video output port having a first terminal connected to the input end of the transmission line and a second terminal connected to the terminal end of the transmission line to bridge the series conduction path.
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Accused Products
Abstract
A traveling wave detector and method of traveling wave signal detection employ a plurality of detector diodes connected according to different polarities with respect to adjacent ones of the detector diodes. The traveling wave detector includes a transmission line having an input end and a terminal end and the plurality of detector diodes connected as stated above and spaced apart along the transmission line. The traveling wave detector further includes a plurality of direct current (DC) blocks to define a series conduction path. The method of traveling wave signal detection includes rectifying a received incident signal using the traveling wave detector to produce a video signal at each of the detector diodes and summing the video signals along the series conduction path to produce an output video signal.
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Citations
20 Claims
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1. A traveling wave detector comprising:
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a transmission line having a first conductor and a second conductor; a plurality of detector diodes spaced apart along the transmission line between an input end and a terminal end of the transmission line, adjacent ones of the detector diodes being connected to the transmission line according to a different polarity with respect to one another; a plurality of direct current (DC) blocks, DC blocks of the plurality of DC blocks being located alternately in the first conductor and the second conductor between the adjacent ones of the detector diodes to define a series conduction path through the plurality of detector diodes according to the different polarity connections; and a video output port having a first terminal connected to the input end of the transmission line and a second terminal connected to the terminal end of the transmission line to bridge the series conduction path. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A traveling wave detector comprising:
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a first diode-loaded transmission line (DTL) segment comprising a first detector diode and a first DC block, the first detector diode being connected according to a first polarity between a first conductor and a second conductor of a transmission line, the first DC block being located in the second conductor between an input of the first DTL segment and the first detector diode; and a second DTL segment comprising a second detector diode and a second DC block, the second detector diode being connected according to a second polarity between the first conductor and the second conductor of the transmission line, the second DC block being located in the first conductor between an input of the second DTL segment and the second detector diode, the first polarity being different from the second polarity, wherein the input of the second DTL segment is connected to an output of the first DTL segment at corresponding ones of the first and second conductors. - View Dependent Claims (10, 11, 12, 13, 14)
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15. A method of traveling wave signal detection, the method comprising:
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receiving an incident signal using a traveling wave detector, the traveling wave detector comprising a plurality of detector diodes and a plurality of direct current (DC) blocks, the detector diodes being spaced apart along a transmission line between an input end and a terminal end of the transmission line with adjacent ones of the detector diodes being connected between a first conductor and a second conductor of the transmission line according to a different polarity from one another, the plurality of DC blocks being located in the transmission line first and second conductors, the DC blocks being arranged to define a series conduction path through the plurality of detector diodes; rectifying the incident signal with the detector diodes to produce a video signal at each of the detector diodes; and summing the video signals produced at each of the detector diodes along the series conduction path to produce an output video signal at a video output port having a first terminal connected to the transmission line input end and a second terminal connected to the transmission line terminal end. - View Dependent Claims (16, 17, 18, 19)
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20. A traveling wave detector comprising:
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a transmission line having an input end and a terminal end; a plurality of detector diodes spaced apart along the transmission line between the input end and the terminal end, adjacent ones of the detector diodes being connected to the transmission line according to a different polarity with respect to one another; a plurality of direct current (DC) blocks, the DC blocks to define a series conduction path through the plurality of detector diodes according to the different polarity connections; and a video output port having a first terminal connected to the input end of the transmission line and a second terminal connected to the terminal end of the transmission line to bridge the series conduction path, wherein the transmission line comprises a coplanar waveguide (CPW) having a first conductor comprising a central conductor and having a second conductor comprising adjacent ground plane conductors, the detector diodes being connected between the first conductor and the second conductor of the CPW, and wherein the DC blocks comprise capacitors that bridge gaps in the central conductor and that bridge ground plane conductors between adjacent pairs of the detector diodes.
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Specification