Classifications

• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01Q—ANTENNAS, i.e. RADIO AERIALS
  • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
  • H01Q13/02—Waveguide horns
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01Q—ANTENNAS, i.e. RADIO AERIALS
  • H01Q21/00—Antenna arrays or systems
  • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
  • H01Q21/061—Two dimensional planar arrays
  • H01Q21/064—Two dimensional planar arrays using horn or slot aerials

Definitions

• the present invention relates to a conductor layer for improving antenna gain that is formed on a support element and a horn antenna using the same.
• the present invention relates to a conductor layer for improving antenna gain that is formed on a support supplement, a horn antenna using the same, and a fabrication method thereof that can efficiently increase antenna gain.
• the antenna radiates an electric signal generated in an electronic circuit to space so as to generate a radio wave signal or receives the spatially radiated radio wave signal to convert it into an electric signal so as to be used in the electronic circuit.
• the former is called a transmitting antenna and the latter is called a receiving antenna.
• the intensity of the radio wave signal is continuously decreased and becomes a predetermined level or less, the quality of a screen or a sound becomes extremely deteriorated. For example, the sound is not generated, the screen is stopped at one scene, or a portion of the screen or the entire screen is completely broken and the screen cannot be viewed.
• An application field of the broadband antenna is a case in which the broadband antenna is used for the purpose of transmitting or receiving TV broadcasting or AM/FM radio broadcasting.
• a utilization frequency is relatively low and a wavelength is long, a size of the antenna is increased proportional to an increase in the wavelength.
• the transmitting antenna that is used when a broadcasting station transmits a broadcasting signal is rarely restricted in terms of cost or size.
• a plurality of receiving antennas that receive broadcasting are required to have a small size and a low manufacturing cost while maintaining its performance at a predetermined level.
• FIG. 1 is a perspective view illustrating one horn unit 20 of a horn antenna and FIG.
• the horn antenna includes a waveguide unit 10 and a horn unit 20.
• the waveguide unit 10 may include one or more panels (upper panel (upper waveguide), intermediate panel (intermediate waveguide), and lower panel (lower waveguide)) depending on a design method.
• the lower panel is provided with an LNB (Low Noise Block down converter) port.
• the horn antenna transmits and receives a satellite signal that is input through a groove formed in each panel along a waveguide, a radiation groove, and a feed line formed in each panel.
• FIG. 4 is a diagram illustrating an improved example of a horn antenna according to the related art.
• FIG. 5 is a plan view illustrating a horn antenna shown in FIG. 4.
• FIG. 6 is a cross-sectional view taken along the line A-A' of a horn antenna shown in FIG. 5.
• FIG. 4 is a perspective view illustrating a state where a metal layer 30 having four lattice structures is formed in one horn unit 20
• FIG. 5 is a plan view illustrating a state where a metal layer 30 having four lattice structures is formed on each of the four horn units 20.
• the improved horn antenna according to the related art is obtained by forming a metal layer 30 having lattice structures on the horn unit 20, and the metal layer 30 is formed by processing a metal or coating an injection material.
• the metal layer 30 is formed to have four lattice structures on one horn unit 20.
• the metal layer 30 is fixed on the horn unit 20 using a screw 40.
• the metal layer 30 is formed to have a thickness within a range of 6 to 10 mm.
• the metal layer 30 having four lattice structures is formed on one horn unit, which improves performance of the horn antenna.
• the following problems occur. [28] First, since it is required to process a metal or coat an injection material at the time of forming a metal layer, a process of manufacturing the metal layer is complicated. [29] Second, since the entire size of the horn antenna is increased due to the metal layer, it is difficult to implement a compact design.
• An object of the present invention is to provide a conductor layer for improving antenna gain that is formed on a support element, having an advantage of implementing various shapes with a low producing cost and a simple manufacturing process while increasing antenna gain, a horn antenna using the same, and a fabrication method thereof.
• a conductor layer for improving antenna gain that is formed on a support element according to the present invention includes a support element that is made of a non-conductive material; and a conductor layer that is formed on the support element at a predetermined interval and improves antenna gain.
• a conductor layer for improving antenna gain according to the present invention is formed in a plurality of conductor layer lines in which an interval between the plurality of conductor layer lines has a distance within a range of 1/4 lambda ( ⁇ ) to 1 lambda ( ⁇
• a horn antenna using a conductor layer for improving antenna gain that is formed on a support element is a horn antenna that includes a waveguide and a horn unit formed on the waveguide.
• the horn antenna includes a non-conductive support element that is formed on the horn unit; and conductor layers that cross the horn unit on the non- conductive support element.
• a conductor layer for improving antenna gain that is formed on a support element and a horn antenna using the same have the following effects. [39] First, the conductor layer formed on the support element is used, which improves antenna gain at a low cost.
• FIG. 5 is a plan view illustrating a horn antenna shown in FIG. 4.
• FIG. 6 is a cross-sectional view taken along the line A-A' of a horn antenna shown in
• FIG. 7 is a cross-sectional view taken along the line B-B' of a horn antenna shown in
• FIG. 8 is a diagram illustrating a conductor layer for improving antenna gain that is formed on a support element according to a first embodiment of the present invention.
• FIG. 9 is a cross-sectional view taken along the line A-A' of FIG. 8.
• FIG. 10 is a cross-sectional view taken along the line B-B' of FIG. 8.
• FIG. 11 is a perspective view illustrating a first embodiment of a horn antenna using a conductor layer for improving antenna gain that is formed on a support element according to the present invention.
• FIG. 12 is a plan view illustrating a horn antenna shown in FIG. 11.
• FIG. 13 is a cross-sectional view taken along the line A-A' of a horn antenna shown in FIG. 11.
• FIG. 14 is a cross-sectional view taken along the line B-B' of a horn antenna shown in FIG. 11.
• FIG. 15 is a perspective view illustrating a second embodiment of a horn antenna using a conductor layer for improving antenna gain that is formed on a support element according to the present invention.
• FIG. 16 is a plan view illustrating a horn antenna shown in FIG. 15.
• FIG. 17 is a cross-sectional view taken along the line A-A' of a horn antenna shown in FIG. 15.
• FIG. 18 is a cross-sectional view taken along the line B-B' of a horn antenna shown in FIG. 15.
• FIG. 19 is a perspective view illustrating a third embodiment of a horn antenna using a conductor layer for improving antenna gain that is formed on a support element according to the present invention.
• FIG. 20 is a plan view illustrating a horn antenna shown in FIG. 19.
• FIG. 21 is a cross-sectional view taken along the line A-A' of a horn antenna shown in FIG. 19.
• FIG. 22 is a cross-sectional view taken along the line B-B' of a horn antenna shown in FIG. 19.
• FIGS. 23 and 24 are diagrams illustrating a fourth embodiment of a horn antenna using a conductor layer for improving antenna gain that is formed on a support element according to the present invention.
• FIG. 25 is a diagram illustrating a conductor layer for improving antenna gain according to a second embodiment of the present invention.
• FIG. 26 is a diagram illustrating a fifth embodiment of a horn antenna using a conductor layer shown in FIG. 25.
• FIG. 26 is a diagram illustrating a fifth embodiment of a horn antenna using a conductor layer shown in FIG. 25.
• FIG. 27 is a cross-sectional view taken along the line A-A' of a horn antenna shown in FIG. 25.
• FIG. 28 is a cross-sectional view taken along the line B-B' of a horn antenna shown in FIG. 25.
• FIG. 29 is a plan view illustrating a first state where a conductor layer for improving antenna gain according to the present invention is formed on an antenna cover.
• FIG. 30 is a cross-sectional view taken along the line A-A' of an antenna cover shown in FIG. 29.
• FIG. 31 is a cross-sectional view taken along the line B-B' of an antenna cover shown in FIG. 29. [73] FIG.
• FIG. 32 is a plan view illustrating a second state where a conductor layer for improving antenna gain according to the present invention is formed on an antenna cover.
• FIG. 33 is a cross-sectional view taken along the line A-A' of an antenna cover shown in FIG. 32.
• FIG. 34 is a cross-sectional view taken along the line B-B' of an antenna cover shown in FIG. 32.
• FIGS. 35 to 47 are diagrams illustrating various embodiments of a conductor layer for improving antenna gain according to the present invention.
• a conductor layer for improving antenna gain that is formed on a support element according to the present invention includes a support element 100 that is made of a non-conductive material and a conductor layer 110 that is formed to have a lattice structure on the support element 100 at a predetermined interval.
• the conductor layer 110 is formed to have a lattice structure to apply the conductor layer 110 to a dual polarization antenna.
• the conductor layer 110 may be linearly formed, as shown in FIG. 35.
• the support element 100 may use a plastic support element that is made of a plastic material, such as, for example, PET (polyethylen terephthalate), PC(polycarbonate), PE(polyethylene), ABS(acrylonitrile-butadiene-styrene plastic), and ASA (acrylonitrile-styrene-acrylate plastic), and may use a material, such as woodrock, styrofoam, and foam board.
• a plastic material such as, for example, PET (polyethylen terephthalate), PC(polycarbonate), PE(polyethylene), ABS(acrylonitrile-butadiene-styrene plastic), and ASA (acrylonitrile-styrene-acrylate plastic
• a material such as woodrock, styrofoam, and foam board.
• the conductor layer 110 may be made of a conductive material.
• examples of the conductive material include a thin metal film, a conductor material, and conductive paint.
• the conductor layer 110 for improving antenna gain that is formed on the support element may be formed on the support element 100 using printing of conductive ink, a silk-screen process, press processing of a thin metal plate, printing of patterns on a PCB, or coating of a thin film.
• the conductor layer 110 may be formed to have a width within a range of
• the support element 100 may be formed to have a thickness within a range of 0.1 mm to 10 mm.
• the support element is formed of a plastic material, such as PET (polyethylen terephthalate), PC, PE, ABS, and ASA, it is preferable to form the support element to have a thickness within a range of 0.1 mm to 0.5 mm.
• a non-conductive element such as woodrock, styrofoam, and foam board
• the conductor layer 110 that has a lattice structure is preferably configured such that an interval between lines of the conductor layer 110 has a distance within a range of 1/4 lambda ( ⁇
• FIG. 11 is a perspective view illustrating a first embodiment of a horn antenna using a conductor layer for improving antenna gain that is formed on a support element according to the present invention.
• FIG. 12 is a plan view illustrating a horn antenna shown in FIG. 11.
• FIG. 13 is a cross-sectional view taken along the line A-A' of a horn antenna shown in FIG. 11.
• FIG. 14 is a cross-sectional view taken along the line B-B 1 of a horn antenna shown in FIG. 11.
• FIG. 5e is a diagram illustrating gain of a horn antenna shown in FIG. 11.
• FIG. 11 is a perspective view illustrating a state where a support element 100 and a conductor layer 110 are formed on one horn unit 20.
• FIG. 12 is a plan view illustrating a state where a support element 100 and a conductor layer 110 are formed on four horn units (refer to dotted lines) 20.
• a horn antenna using a conductor layer for improving antenna gain that is formed on a support element according to a first embodiment of the present invention includes a support element 100 that is formed on a horn unit 20, which includes a waveguide 10 and the horn unit 20 formed on the waveguide 10, and a conductor layer 110 that horizontally and vertically crosses the center of the horn unit 20 on the support element 100.
• the conductor layer 110 is formed to have a lattice structure at a predetermined interval, such that the conductor layer horizontally and vertically crosses the centers of the horn units 20 having repeated lattice structures on the support element 100, as shown in FIG. 12.
• the support element 100 may be adhered to the horn unit 20 using an adhesive agent or may not be adhered to the horn unit 20.
• the support element 100 that has the conductor layer 110 formed thereon is disposed on the horn unit 20 of the horn antenna, and when an antenna cover is laid on the horn antenna to protect the horn antenna, the antenna cover may be laid on the horn antenna such that the antenna cover is closely adhered to the horn antenna.
• the horn antenna is finally covered by the antenna cover (not shown), and at this time, the conductor layer 100 may be formed on the antenna cover and the antenna cover may be closely adhered to the horn unit 20.
• the antenna cover will be described later with reference to FIGS. 29 to 34.
• the conductor layer 110 is configured such that an interval between lattice lines of the conductor layer has a distance within a range of 1/4 lambda ( ⁇
• the conductor layer 110 is preferably configured to have a width within a range of 0.5 to 2 mm and a thickness within a range of 0.1 ⁇ m to 0.5 mm.
• the conductor layer 110 for improving antenna gain that is formed on the support element 100 may be formed on the support element 100 using printing of conductive ink, a silk-screen process, press processing of a thin metal plate, printing of patterns on a PCB, or coating of a thin film, and the support element 100 that has the conductor layer 110 formed thereon is formed on the horn antenna that includes the waveguide 10 and the horn unit 20. As described above, the conductor layer 110 that is formed on the support element 100 is formed to cross the center of the horn unit.
• the support element 110 may use a plastic support element that is made of a plastic material, such as PET (polyethylen terephthalate), PC, PE, ABS, and ASA, and may use a material, such as woodrock, styrofoam, and foam board, as described above with reference to FIG. 4.
• a plastic material such as PET (polyethylen terephthalate), PC, PE, ABS, and ASA
• a material such as woodrock, styrofoam, and foam board, as described above with reference to FIG. 4.
• the separation layer 140 is preferably formed of a material, which does not affect transmission and reception characteristics of the horn antenna.
• the separation layer 140 may be formed of a material, such as woodrock, styrofoam, and foam board. Further, the separation layer 140 may be formed to have a thickness within a range of 1 mm to 10 mm.

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• Waveguide Aerials (AREA)

Applications Claiming Priority (2)

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ID=40912965

Family Applications (1)

Country Status (2)

Cited By (3)

Citations (4)

• 2008
  • 2008-02-01 KR KR1020080010882A patent/KR20090084600A/ko not_active Application Discontinuation
  • 2008-05-22 WO PCT/KR2008/002843 patent/WO2009096634A1/en active Application Filing

Patent Citations (4)

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