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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Chung; Shyh-Jong
Address:
Hsinchu, TW
No. of patents:
11
Patents:












Patent Number Title Of Patent Date Issued
8089416 Dipole antenna January 3, 2012
A dipole antenna used in an operation frequency includes a dipole radiation main body, a first semi-loop metal line and a second semi-loop metal line is provided. The dipole radiation main body has a first radiation line arm and a second radiation line arm aligned in a straight line,
8013799 Dual-band monopole antenna with antenna signal fed through short-circuit terminal of transmissio September 6, 2011
Disclosed is a dual-band monopole antenna with antenna signal fed through a short-circuit terminal of a transmission line load. The dual-band monopole antenna includes an antenna extension section and a transmission line load. The antenna extension section has a top terminal and a tr
8004473 Antenna device with an isolating unit August 23, 2011
An antenna device includes a pair of antennas and an isolating unit. The antennas have the same operating frequency. The isolating unit is disposed between the antennas, and includes an LC circuit that has a resonant frequency, which is the same as the operating frequency of the ante
7804459 Transmission line loaded dual-band monopole antenna September 28, 2010
Disclosed is a transmission line loaded dual-band monopole antenna, which realizes operation in dual bands with a single antenna. The dual-band monopole antenna includes a monopole antenna and a transmission line load. The monopole antenna has a signal feeding terminal and a load con
7782270 Planar inverted-F antenna with extended grounding plane August 24, 2010
Disclosed is a planar inverted-F antenna with an extended grounding plane. The planar inverted-F antenna has a grounding metal plate having a selected side edge on which the extended grounding plane is formed and has a predetermined height. At least one antenna signal radiating plate
7623083 Planar antenna utilizing cascaded right-handed and left-handed transmission lines November 24, 2009
A planar antenna structure is provided. The planar antenna includes a dielectric substrate, a ground plane, a first conductive pattern and a second conductive pattern. The dielectric substrate has a first surface and a second surface. The ground plane is on the second surface of the
7253772 Wide frequency band planar antenna August 7, 2007
A wide frequency band planar antenna comprises an elongated portion, substantially parallel to a circumferential edge of a ground pattern and comprising one end connected to a feeding transmission line, wherein there is a gap between the elongated portion and the circumferential edge
7233289 Multiple-frequency antenna structure June 19, 2007
A multiple-frequency antenna includes a circuit board of dielectric material having a first surface and a second surface which is spaced apart from and is substantially parallel to the first surface, a ground plane layer of electrically conductive material covering a portion of the f
7002530 Antenna February 21, 2006
An antenna has a central core with a central coupling region. A pair of helix antenna lines is formed a surface of the central core. A balun transformer is formed on a circuit board and electrically coupled to the pair of radiating antenna lines. Wherein, the circuit board has a prot
6930640 Dual frequency band inverted-F antenna August 16, 2005
A dual frequency band inverted-F antenna used for communicating a low frequency signal and a high frequency signal includes a substrate, a ground metal, a vortical metal structure, a short circuit leg, a feeding leg, and a terminal micro strip. The ground metal and the terminal micro
6924768 Printed antenna structure August 2, 2005
The present invention discloses a printed antenna structure. The printed antenna structure comprises: a dielectric layer having opposed surfaces, a ground plane layer covered on the first surface of the dielectric layer, a feed-line extending over the second surface of the dielectric lay










 
 
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