Class 343: COMMUNICATIONS: RADIO WAVE ANTENNAS ( Manual of U.S. Patent Classification )

U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
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Manual of U.S. Patent Classification
as of June 30, 2000


Class
343
COMMUNICATIONS: RADIO WAVE ANTENNAS


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Subclass Title
ClassTitle ===> COMMUNICATIONS: RADIO WAVE ANTENNAS
700R[Patents]ANTENNAS
701[Patents] . Having electric space discharge device
702[Patents] . With radio cabinet
703[Patents] . Measuring signal energy
704[Patents] . With ice clearer or preventer
705[Patents] . With aircraft
706[Patents] . . Lighter-than-air device
707[Patents] . . Trailing type
708[Patents] . . Aircraft part of active antenna or vice versa
709[Patents] . Waterborne (e.g., buoyant or with watercraft)
710[Patents] . . Watercraft part of active antenna or vice versa
711[Patents] . With vehicle
712[Patents] . . Vehicle part of active antenna or vice versa
713[Patents] . . Supported by vehicle body
714[Patents] . . . Antenna adjustable from inside body
715[Patents] . . . Rod type
716[Patents] . . . Running board
717[Patents] . . Supported underneath vehicle
718[Patents] . Body-attached or connected
719[Patents] . Buried underground or submerged under water
720[Patents] . Combined with diverse-type art device
721[Patents] . . Light
722[Patents] . With lumped reactance filter in active antenna
723[Patents] . Single adjustable length electrically long linear antenna
724[Patents] . Convertible to different antennas
725[Patents] . Plural separate diverse type
726[Patents] . . Including balanced doublet and loop-type antennas
727[Patents] . . Including balanced doublet-type antenna
728[Patents] . . Including loop-type antenna
729[Patents] . Plural diverse-type antennas using same active element
730[Patents] . . Including balanced doublet-type antenna
731[Patents] . Traveling wave type
732[Patents] . . Circular loop
733[Patents] . . Rhombic
734[Patents] . . . With feedback
735[Patents] . . Balanced V
736[Patents] . . Inverted V
737[Patents] . . Plural
738[Patents] . . With reflecting transformer
739[Patents] . With terminating resistance at open end
740[Patents] . . Balanced type
741[Patents] . High frequency type loops
742[Patents] . . Plural
743[Patents] . . Feed coupling at spaced points on loop
744[Patents] . . With series reactance in loop
745[Patents] . With variable reactance for tuning antenna
746[Patents] . . Slot type
747[Patents] . . Balanced doublet type
748[Patents] . . Loop type
749[Patents] . With lumped reactance for loading antenna
750[Patents] . . Adjustable reactance
751[Patents] . . Plural antennas
752[Patents] . . Reactance at free end of active antenna
753[Patents] . With spaced or external radio wave refractor (e.g., lens)
754[Patents] . . With scanning, sweeping, or orienting
755[Patents] . . With reflector
756[Patents] . With polarization filter or converter
757[Patents] . With means for moving directive antenna for scanning, sweeping or orienting
758[Patents] . . Plural relatively movable
759[Patents] . . Spiral motion
760[Patents] . . With signal, indicator or alarm
761[Patents] . . Reflector and antenna relatively movable
762[Patents] . . Wave guide type antenna
763[Patents] . . Rotary or rotary oscillatory motion
764[Patents] . . . Loop-type antenna
765[Patents] . . . In different planes
766[Patents] . . . Motor-driven
767[Patents] . Slot type
768[Patents] . . With periodic control of slot or coupling
769[Patents] . . Ring-shaped slot
770[Patents] . . Plural
771[Patents] . . . With wave guide coupling
772[Patents] . Wave guide type (e.g., horn)
773[Patents] . . Biconical horn type
774[Patents] . . . Stacked
775[Patents] . . . With reflector
776[Patents] . . Plural
777[Patents] . . . With control of individual antenna (e.g., lobe switching or steering)
778[Patents] . . . With phasing
779[Patents] . . . With reflector
780[Patents] . . "Pillbox" type
781R[Patents] . . With external reflector or director
782[Patents] . . . With means reducing re-radiation into active antenna
781P[Patents] . . . Plural reflectors
781CA[Patents] . . . With main and subreflector (Casse-grain type)
783[Patents] . . With internal-wave refraction means
784[Patents] . . With closure
785[Patents] . . Dielectric type (e.g., polystyrene rod)
786[Patents] . . With horn
787[Patents] . Including magnetic material
788[Patents] . . Loop type
789[Patents] . Within conductive apertured wall
790[Patents] . Active sleeve surrounds feed line
791[Patents] . . With coaxial active rod
792[Patents] . . Doublet type
792.5[Patents] . Logarithmically periodic
793[Patents] . Balanced doublet - centerfed (e.g., dipole)
794[Patents] . . Diverse-type doublets
795[Patents] . . Sheet or wing type
796[Patents] . . Helically or angularly staggered plural doublets
797[Patents] . . Plural crossed (e.g., turnstile)
798[Patents] . . . Plural groups (e.g., stacked)
799[Patents] . . Plural circumferentially arranged
800[Patents] . . . Plural groups (e.g., stacked)
801[Patents] . . Three or more collinear units form doublet
802[Patents] . . Distributed reactance added to arms
803[Patents] . . Folded
804[Patents] . . . Multiple conductor type
805[Patents] . . Arms angularly adjustable (e.g., rabbit ears)
806[Patents] . . Bent arms (e.g., zigzag type)
807[Patents] . . Tapered, thick, or enlarged arms
808[Patents] . . Plural-rod arm forming V (e.g., conical arrangement)
809[Patents] . . Arms non-linearly arranged (e.g., resonant V type)
810[Patents] . . Plural
811[Patents] . . . Fishbone-type array
812[Patents] . . . Parallel arrangement
813[Patents] . . . . Parallel and collinear arrangement
814[Patents] . . . . With coupling network
815[Patents] . . . . With parasitic element (e.g., reflector or director)
816[Patents] . . . With coupling network
817[Patents] . . . With parasitic element (e.g., reflector or director)
818[Patents] . . With parasitic element (e.g., reflector or director)
819[Patents] . . . With reflector and director
820[Patents] . . With coupling network or impedance in the leadin
821[Patents] . . . Balanced to unbalanced circuit
822[Patents] . . . Impedance matching network
823[Patents] . . Adjustable length
824[Patents] . Planar array of linear antennas
825[Patents] . Fractional, multiple, or full wave length linear type
826[Patents] . . Plural
827[Patents] . . . Collinear arrangement
828[Patents] . . Non-uniformity in antenna
829[Patents] . . With grounding structure, including counterpoises
830[Patents] . . . With coaxial feed line
831[Patents] . . Stub type
832[Patents] . Active antenna as reflector
833[Patents] . Antenna with parasitic director
834[Patents] . Antenna with parasitic reflector
835[Patents] . . Plural active antennas
836[Patents] . . . Plural reflectors
837[Patents] . . Plural reflectors
838[Patents] . . . Including a screening reflector
839[Patents] . . Reflector and active antenna relatively movable
840[Patents] . . Parabolic-type reflector with active antenna at focus
841[Patents] . With electrical shield
842[Patents] . . Loop-type antenna
843[Patents] . Having an appreciable wave length dimension
844[Patents] . Plural antennas spaced a fractional or full wave length apart
845[Patents] . With ground connection spaced from feed line connection
846[Patents] . With grounding structure (including counterpoises)
847[Patents] . . Insulated from or capacity coupled to ground
848[Patents] . . Artificial or substitute grounds (e.g., ground planes)
849[Patents] . . Modified natural grounds
850[Patents] . With coupling network or impedance in the leadin
851[Patents] . . With radiation suppressor (e.g., shield)
852[Patents] . . Plural path with impedance matching
853[Patents] . . With plural antennas
855[Patents] . . . Loop antennas
856[Patents] . . Antenna forms transformer primary or secondary
857[Patents] . . Coupling at spaced points on antenna
858[Patents] . . Coupled to plural leadins
859[Patents] . . Balanced to unbalanced circuit
860[Patents] . . Impedance matching network
861[Patents] . . . Adjustable
862[Patents] . . . Including long line element
863[Patents] . . . . Tapered
864[Patents] . . . . Quarter-wave transformer
865[Patents] . . Balanced coupling network to balanced antenna
866[Patents] . Loop type
867[Patents] . . Plural; plural or tapped coils
868[Patents] . . Adjustable configuration, area or coil length
869[Patents] . . With rotatable support
870[Patents] . . With connector or terminals
871[Patents] . . With collapsible or foldable frame
872[Patents] . With housing or protective covering
873[Patents] . . Antenna embedded, potted, or coated
874[Patents] . Mast or tower type
875[Patents] . . Sectional
876[Patents] . Switching between antennas and lines
877[Patents] . With reel for antenna
878[Patents] . With support for antenna, reflector or director
879[Patents] . . For plural separate antennas
880[Patents] . . Adjustable or collapsible support
881[Patents] . . . Foldable
882[Patents] . . . Pivoted or rotatable
883[Patents] . . . Telescoping
884[Patents] . . Plural wire transmission line or wave guide as support
885[Patents] . . Stress distributing or static discharging means for support
886[Patents] . . Horizontally suspended between poles or standards
887[Patents] . . Streamline-shaped support
888[Patents] . . For supporting rod-like end portion of antenna
889[Patents] . . . Rod retractible into support
890[Patents] . . Antenna on post, standard or tower
891[Patents] . . . Antenna along length of post
892[Patents] . . Antenna on bracket
893[Patents] . Plural antennas
894[Patents] . With signal, indicator or alarm
895[Patents] . Spiral or helical type
896[Patents] . Rods or wire form cage or hollow post
897[Patents] . Mesh, woven, braided or multiple strip
898[Patents] . Hollow metallic body
899[Patents] . Having area increasing means (e.g., spiniferous, metal ball on top)
900[Patents] . Rod type
901[Patents] . . Telescoping
902[Patents] . . . Fluid pressure actuated
903[Patents] . . . Flexible rod actuated
904[Patents] . Combined
905[Patents] . . With transmission line
906[Patents] . . With electrical connector
907[Patents] . Antenna components
908[Patents] . . Active antenna component of particular shape
909[Patents] . . Refracting means and radio wave energy filters (e.g., lenses and polarizers)
910[Patents] . . . Zoned type
911R[Patents] . . . Dielectric type
911L[Patents] . . . . Luneberg type
912[Patents] . . Reflector or director
913[Patents] . . . With impedance
914[Patents] . . . Diverse curvature
915[Patents] . . . Collapsible, foldable or adjustable
916[Patents] . . . Made of detachable parts
700MS[Patents] . Microstrip
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DIGESTS
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DIG 1[Patents]With vibration damper or wind catcher
DIG 2[Patents]Satellite-mounted antenna


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Last Modified: 6 October 2000