Folded dipole antenna
First Claim
1. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
- a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed in spaced relation to the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at the first and second ends;
wherein the radiator input section includes a first conductor section and a second conductor section separated by a second gap wherein the first conductor section is electrically connected to the ground plane by a fastener.
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Accused Products
Abstract
A folded dipole antenna for transmitting and receiving electromagnetic signals is provided. The antenna includes a ground plane and a conductor extending adjacent the ground plane and spaced therefrom by a dielectric. The conductor includes three sections: a feed section, a radiator input section, and at least one radiating section integrally formed with the feed section. The radiating section includes first and second ends, a fed dipole and a passive dipole. The fed dipole is connected to the radiator input section. The passive dipole is disposed in spaced relation to the fed dipole to form a gap. The passive dipole is shorted to the fed dipole at the first and second ends.
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Citations
46 Claims
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1. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed in spaced relation to the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at the first and second ends;
wherein the radiator input section includes a first conductor section and a second conductor section separated by a second gap wherein the first conductor section is electrically connected to the ground plane by a fastener. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor being connected to the ground plane at one or more locations, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the feed section including an RF input section that is adapted to electrically connect to an RF device, the radiating section including a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed parallel to and spaced from the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at opposing ends of the gap;
wherein the first conductor section is electrically connected to the ground plane by a fastener and further including connecting the first conductor section to the ground plane by a fastener. - View Dependent Claims (17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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30. A method of making a folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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providing a ground plant and a conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole;
extending the conductor adjacent to the ground plane and spacing the conductor from the ground plane by a dielectric;
connecting the fed dipole to the radiator input section;
spacing the passive dipole from the fed dipole to form a gap; and
shorting the passive dipole to the fed dipole at the first and second ends;
wherein the radiator input section includes a first conductor section and a second conductor section separated by a second gap. - View Dependent Claims (31, 32, 33, 34)
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35. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed in spaced relation to the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at the first and second ends;
wherein the radiator input section includes a first conductor section and a second conductor section separated by a second gap; and
wherein the first conductor section is electrically connected to the ground plane by a process selected from the group consisting of soldering, welding, brazing, and cold forming.
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36. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed in spaced relation to the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at the first and second ends;
wherein the first and second ends of the radiating section are bent downward towards the ground plane.
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37. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed in spaced relation to the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at the first and second ends;
wherein the ground plane is generally orthogonal to the radiating section.
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38. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed in spaced relation to the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at the first and second ends;
wherein the ground plane comprises two sections that are each generally orthogonal to the radiating section.
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39. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed in spaced relation to the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at the first and second ends;
wherein the ground plane includes four sections, two sections being generally horizontal and two sections being generally vertical, the feed section extending between the two generally vertical sections.
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40. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed in spaced relation to the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at the first and second ends;
wherein the ground plane is generally horizontal and the radiating section is generally parallel to the ground plane.
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41. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor being connected to the ground plane at one or more locations, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the feed section including an RF input section that is adapted to electrically connect to an RF device, the radiating section including a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed parallel to and spaced from the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at opposing ends of the gap;
wherein the ground plane is generally orthogonal to the radiating section.
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42. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor being connected to the ground plane at one or more locations, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the feed section including an RF input section that is adapted to electrically connect to an RF device, the radiating section including a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed parallel to and spaced from the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at opposing ends of the gap;
wherein the ground plane comprises two sections that are each generally orthogonal to the radiating section.
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43. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor being connected to the ground plane at one or more locations, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the feed section including an RF input section that is adapted to electrically connect to an RF device, the radiating section including a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed parallel to and spaced from the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at opposing ends of the gap;
wherein the ground plane includes four sections, two sections being generally horizontal and two sections being generally vertical, the feed section extending between the two generally vertical sections.
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44. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor being connected to the ground plane at one or more locations, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the feed section including an RF input section that is adapted to electrically connect to an RF device, the radiating section including a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed parallel to and spaced from the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at opposing ends of the gap;
wherein the radiator input section includes a first conductor section and a second conductor section separated by a second gap;
wherein the first conductor section is electrically connected to the ground plane by a process selected from the group consisting of soldering, welding, brazing, and cold forming.
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45. A folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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a ground plane; and
a conductor extending adjacent the ground plane and spaced therefrom by a dielectric, the conductor being connected to the ground plane at one or more locations, the conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the feed section including an RF input section that is adapted to electrically connect to an RF device, the radiating section including a fed dipole and a passive dipole, the fed dipole being connected to the radiator input section, the passive dipole being disposed parallel to and spaced from the fed dipole to form a gap, the passive dipole being shorted to the fed dipole at opposing ends of the gap;
wherein the first conductor section is electrically connected to the ground plane by a fastener;
further including connecting the first conductor section to the ground plane by a process selected from the group consisting of soldering, welding, brazing, and cold forming.
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46. A method of making a folded dipole antenna for transmitting and receiving electromagnetic signals comprising:
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providing a ground plane and a conductor including three sections, a feed section, a radiator input section, and at least one radiating section integrally formed with the radiator input section and the feed section, the radiating section including first and second ends, a fed dipole and a passive dipole;
extending the conductor adjacent to the ground plane and spacing the conductor from the ground plane by a dielectric;
connecting the fed dipole to the radiator input section;
spacing the passive dipole from the fed dipole to form a gap; and
shorting the passive dipole to the fed dipole at the first and second ends;
further including bending the first and second ends of the radiating section downward towards the ground plane.
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Specification