Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 8115681 | Ultra-wideband antenna having a band notch characteristic The present invention discloses an antenna for ultra-wideband (UWB) communication having a band-stop characteristic. According to an embodiment of the present invention, the UWB antenna is a patch antenna employing microstrip feeding. In order to expand a bandwidth ... | 02/14/2012 |
| 8115683 | Rectenna solar energy harvester A rectenna is a combination of an antenna and a rectifier (diode). Because of limitations in nanotechnology fabrication, it has not been possible to develop rectennas that can operate in the visible frequency range. Current work has gone to producing rectennas that ... | 02/14/2012 |
| 8115682 | Multi-band HAC compatible antenna module A multi-band HAC compatible antenna module having a metal shield arranged around the built-in antenna for resonant coupling with the antenna to lower electromagnetic interference and to improves hearing aids compatibility characteristic. When compared with a referen... | 02/14/2012 |
| 8115684 | Method of production of an antenna pattern The present invention relates to a method of production of an antenna pattern having a predetermined general outline, with an ink jet printer, laser activation device or similar device. The device creates the antenna pattern with a plurality of empty inner portions ... | 02/14/2012 |
| 8115685 | Flat antenna structure The invention relates to a flat antenna structure. The flat antenna structure includes a first metal plate, an intermediate layer, a metal ring, and a second metal plate. The intermediate layer has a first hole, and the intermediate layer is installed above and conn... | 02/14/2012 |
| 8111194 | Mobile telecommunication terminal There is provided a mobile telecommunication terminal comprising: a chip antenna, and a printed circuit board having the chip antenna mounted on one surface thereof, the printed circuit board comprising a tuning ground pattern formed on a surface opposing the one su... | 02/07/2012 |
| 8111196 | Stacked patch antennas According to various exemplary embodiments, an antenna assembly generally includes one or more antennas, such as a single multi-frequency antenna, first and second stacked patch antennas, etc. The antenna assembly may be operable for receiving signals having differe... | 02/07/2012 |
| 8111199 | Slotted ground-plane used as a slot antenna or used for a PIFA antenna A wireless device includes a ground plane with at least two portions. On each of the at least two portions at least one connecting means is provided. The two connecting means are connected with an electric component for connecting the at least two portions of the gr... | 02/07/2012 |
| 8111195 | Multi frequency antenna with low profile and improved grounding element A multi-frequency antenna (100) comprises a radiating patch (20) having a first radiating body operating in lower frequency band and a second radiating body operating in higher frequency band; a grounding patch (10) spaced apart from the radiati... | 02/07/2012 |
| 8111197 | Antenna apparatus Disclosed is an antenna apparatus, including: a multi-layer substrate having at least two substrates in a stacking manner and having a first through hole; an amplifying circuit on one face of the multi-layer substrate; a ground pattern formed between two adjacent su... | 02/07/2012 |
| 8111198 | Semiconductor device An object of the present invention is to prevent electrical characteristics of circuit elements from being adversely affected by copper diffusion in a semiconductor device having an integrated circuit and an antenna formed over the same substrate, which uses copper ... | 02/07/2012 |
| 8106833 | Miniature antenna The present invention discloses a miniature antenna that has a simple structure, compact dimension and high efficiency. The miniature antenna is comprised of a dielectric element made of a dielectric material, having a first surface and a second surface opposite to ... | 01/31/2012 |
| 8106832 | Circularly polarized patch antenna with single supply point An antenna for circularly polarized radiation having a lamina of electrically conductive material with a generally square shape and a first chamfer on a first vertex of the generally square shape. The chamfer determines an asymmetrical shape of the lamina. ... | 01/31/2012 |
| 8106835 | Dual-band antenna A dual-band antenna is disposed on a substrate having an antenna-mounted surface. The dual-band antenna includes a first radiating unit, a second radiating unit, and a feeding terminal. The first radiating unit is disposed opposite to the antenna-mounted surface of ... | 01/31/2012 |
| 8106830 | Antenna using electrically conductive ink and production method thereof Disclosed is an antenna having an antenna radiator formed by printing electrically conductive ink on a substrate. An antenna radiator according to an embodiment of the present invention is formed to the same thickness as a skin depth with respect to an operation fre... | 01/31/2012 |
| 8106834 | Switchable patch antenna for RFID shelf reader system A switchable patch antenna includes a ground plane, a metal patch, at least two feed lines and a switch. The metal patch is positioned adjacent, but not in contact with, the ground plane. Each feed line is electrically connected to the metal patch. Each feed line is... | 01/31/2012 |
| 8106831 | Circuit board and telephone apparatus A circuit board is provided. The circuit board including a dielectric substrate; a ground electrode formed on the dielectric substrate; a radiation line formed on the dielectric substrate, at least a part of the radiation line including an open end and opposed to th... | 01/31/2012 |
| 8106829 | Method and system for an integrated antenna and antenna management Aspects of a method and system for an integrated antenna and antenna management are provided. In this regard, one or more reactances coupled to an antenna in a hybrid circuit may be tuned and signals may be transmitted and/or received based on the tuning. The hybrid... | 01/31/2012 |
| 8102318 | Inverted-F antenna with bandwidth enhancement for electronic devices An inverted-F antenna is provided that has a resonating element arm and a ground element. A shorting branch of the resonating element arm shorts the resonating element arm to the ground element. An antenna feed that receives a transmission line is coupled to the res... | 01/24/2012 |
| 8098202 | Dual antenna and methods A dielectric dual antenna (300) intended especially for small-sized radio apparatuses, with one partial antenna (310) of which is implemented the lower operating band of the antenna and with the second partial antenna (320) the upper operating b... | 01/17/2012 |
| 8098203 | Antenna and communication device having the same A plate-like radiation element is arranged above a ground plane with a space from the ground plane. The radiation element 2 resonates at a predetermined low-frequency wavelength λ1 and a predetermined high-frequency wavelength λ2. A fe... | 01/17/2012 |
| 8098201 | Radio frequency identification tag and radio frequency identification tag antenna An RFID tag includes an antenna and a chip, and the antenna includes a first polygonal dielectric material, first and second microstrip lines partially formed in the first dielectric material, a second polygonal dielectric material stacked on the first dielectric ma... | 01/17/2012 |
| 8094076 | Multiband antenna A multiband antenna includes a feed portion, a radiating portion, and a ground via. The feed portion includes a first feed section and a second feed section paralleled to each other. The radiating portion includes a first radiator, a second radiator and a third radi... | 01/10/2012 |
| 8094075 | Circular polarization antenna structure with a dual-layer ceramic and method for manufacturing the same A circular polarization antenna structure with a dual-layer ceramic includes a first hard dielectric body, a first metal layer, a grounding layer, an antenna feed pin, a second hard dielectric body, a second metal layer and an adhesive element. The first metal layer... | 01/10/2012 |
| 8089409 | Patch antenna device and antenna device A patch antenna device and an antenna device that are miniaturized while avoiding degradation of radiation characteristics, such as gain and efficiency. A first electrode is formed on a front surface of a rectangular parallelepiped-shaped dielectric substrate. A sec... | 01/03/2012 |
| 8089410 | Dual-band antenna The present invention provides a dual-band antenna that can be operated at two frequencies without providing the choke coil. A first element operated in a high-frequency-side band is formed in a surface of a print board using a print pattern. A second element operat... | 01/03/2012 |
| 8085204 | Ultra-wideband antenna An ultra-wideband has an elongated grounding plate disposed horizontally with a long front edge defined thereon. A connecting portion extends upwards from an end of the front edge. A first antenna radiator includes a first radiating strip extended from a side of the... | 12/27/2011 |
| 8085203 | Ground surrounded non-resonant slot-like patch antenna The present invention is a single or multiple non-resonant slot antenna where said slots are formed from a continuous upward extension of the conducting ground plane with lateral horizontal planar extensions to form a top plane defining said slots. ... | 12/27/2011 |
| 8085202 | Wideband, high isolation two port antenna array for multiple input, multiple output handheld devices A multiple input-multiple output antenna assembly with high isolation between the antennas is disclosed. The antenna assembly includes a substrate with a ground layer at its surface. Two antennas are disposed opposing each other on the substrate. An isolation elemen... | 12/27/2011 |
| 8081118 | Phased array antenna radiator assembly and method of forming same A phased array antenna radiator assembly that in one embodiment has a thermally conductive foam substrate, a plurality of metal radiating elements bonded to the foam substrate, and a radome supported adjacent the metal radiating elements. In another embodiment a pha... | 12/20/2011 |
| 8081122 | Folded slotted monopole antenna A slotted monopole wideband antenna, comprising an insulating rectangular chip mounted on a carrier substrate, said carrier substrate including a feeding structure, and said chip comprising a first side adjacent to said feeding structure, a feed point of the antenna... | 12/20/2011 |
| 8081115 | Combining multiple-port patch antenna An exemplary apparatus providing an antenna for radiating electromagnetic energy is disclosed as having: a first dielectric substrate having opposite first and second surfaces, a patch of conducting material disposed on the first surface, a ground plane of conductin... | 12/20/2011 |
| 8081120 | Broadband antenna unit comprising a folded plate-shaped monopole antenna portion and two conductive elements In a broadband antenna unit including a ground plate, an antenna element disposed in the vicinity of an end of the ground plate, and a dielectric substrate for mounting the antenna element therein, the antenna element includes a folded plate-shaped monopole antenna ... | 12/20/2011 |
| 8081116 | Broadband antenna unit comprising a folded plate-shaped monopole antenna portion and an extending portion In a broadband antenna unit including a ground plate, an antenna element disposed in the vicinity of an end of the ground plate, and a dielectric substrate for mounting the antenna element therein, the antenna element includes a folded plate-shaped monopole antenna ... | 12/20/2011 |
| 8081121 | Article having electromagnetic coupling module attached thereto An article having an electromagnetic coupling module attached thereto includes an electromagnetic coupling module and a PET bottle having the electromagnetic coupling module bonded thereto. The electromagnetic coupling module includes a wireless IC chip arranged to ... | 12/20/2011 |
| 8081113 | Aperture coupled microstrip antenna A microstrip antenna is provided. The microstrip antenna includes a first substrate with a first surface and a second surface paralleled to each other, a metal ground plane with an aperture disposed on the first surface and exposing parts of the first substrate via ... | 12/20/2011 |
| 8081117 | Antenna device An antenna device according to this invention having: a transmission antenna which is the first antenna element formed on a surface of a substrate; and a receiving antenna which is the second antenna element formed on the surface of the substrate includes a photonic... | 12/20/2011 |
| 8081119 | Product including power supply circuit board A product includes a power supply circuit board, which includes a power supply circuit having a stable frequency characteristic which enables communication among various products to be obtained. The product includes a power supply circuit board including a power sup... | 12/20/2011 |
| 8081114 | Strip-array antenna A representative embodiment of the invention provides an antenna having an electrically conducting ground plane and an array of electrically conducting strips located at an offset distance from the ground plane. Electrically conducting pathways, each attached to the... | 12/20/2011 |
| 8077093 | Patch radiator with cavity backed slot A patch radiator for use in beamformed or steerable antenna systems which maximizes upper frequency limit and simultaneously minimizes the lower frequency limit, by providing an annular patch configuration in which a central region of the patch element is devoid of ... | 12/13/2011 |
