Patent application number | Description | Published |
20090074187 | WIRELESS COMMUNICATION SYSTEM AND WIRELESS COMMUNICATION METHOD - The present invention provides a technology of effectively avoiding tracing on a terminal performed with an identification number being a target and DoS attack without making any significant changes to a communication system. | 03-19-2009 |
20100188309 | RADAR ANTENNA - Provided is a radar antenna integrally formed on a dielectric radiation board to prevent occurrence of surface wave and capable of wide angle measurement. The radar antenna | 07-29-2010 |
20130027269 | BUILT-IN TRANSMITTING AND RECEIVING INTEGRATED RADAR ANTENNA - Provided is a built-in transmitting and receiving integrated radar antenna whose coverage of a horizontal radiation pattern is widened and whose space factor is improved by integrating high-frequency circuit component onto an antenna substrate while suppressing unnecessary waves. A first dielectric substrate ( | 01-31-2013 |
20130241778 | ANTENNA AND COMBINATION ANTENNA - Provided are an antenna and a combination antenna having a wide directivity in a predetermined plane direction. The antenna | 09-19-2013 |
20140018018 | HIGH-FREQUENCY COMMUNICATION DEVICE - A high-frequency communication device includes a transmitting and receiving circuit board on which a transmitting and receiving circuit that processes a quasi-millimeter-wave and millimeter-wave signal is mounted, and a shield case attached to cover the transmitting and receiving circuit on the transmitting and receiving circuit board. Protrusions and a radio wave absorption sheet are disposed on an inner surface of the shield case opposing the transmitting and receiving circuit board, the protrusions being regularly arranged. The radio wave absorption sheet is disposed in at least one area of the shield case opposing an active component of the transmitting and receiving circuit, the protrusions being disposed in at least one area of the shield case that opposes one of a passive component and a circuit pattern section of the transmitting and receiving circuit. A thickness of the radio wave absorption sheet is smaller than a height of the protrusion. | 01-16-2014 |
20140266957 | WIDE-ANGLE ANTENNA AND ARRAY ANTENNA - A robust wide-angle antenna and array antenna are provided that enable to obtain a gain not having a high peak and a null over a wide angle, and in which the deviation in radiation characteristics with respect to a dimensional change is small. | 09-18-2014 |
20150255867 | ARRAY ANTENNA DEVICE - [Object] To provide an antenna device which has a radiation pattern of wide angle, does not generate nulls in the vicinity of a front of an antenna, and has a high radiation efficiency. | 09-10-2015 |
20150301784 | WIRELESS SYSTEM AND CONTROL METHOD OF WIRELESS SYSTEM - It is an object to provide a wireless system and a control method of the wireless system having improved portability and display performance. | 10-22-2015 |
20150304947 | WIRELESS SYSTEM AND CONTROL METHOD OF WIRELESS SYSTEM - [Problems to be Solved] | 10-22-2015 |