Patent application number | Description | Published |
20120026064 | WIDEBAND ANTENNA USING COUPLING MATCHING - A wide-band antenna using coupling matching is disclosed. The antenna may include a first conductive element, which is electrically connected with a ground; a second conductive element, which is electrically connected with a power feed point and formed parallel to the first conductive element with a particular distance in-between; and a third conductive element for emitting an RF signal that extends from the first conductive element, where the first conductive element and the second conductive element have a particular length such that progressive waves are generated and sufficient coupling is achieved. According to certain aspects of the present invention, a internal type multi-band antenna having wide-band characteristics can be provided, by using coupling matching for multi-band design. | 02-02-2012 |
20120032870 | BROADBAND ANTENNA USING COUPLING MATCHING WITH SHORT-CIRCUITED END OF RADIATOR - An antenna, where an end point of a radiator is shorted, using coupling matching is disclosed. The antenna includes a first conductive element connected electrically to a first ground, a second conductive element connected electrically to a feeding part, and spaced from the first conductive element by a certain distance, a third conductive element extending from the first conductive element and configured to output a RF signal, an end point of the third conductive element being coupled to a second ground. Here, the first conductive element and the second conductive element have a certain length so that a travelling wave is generated and enough coupling is provided. The antenna provides wide band characteristics while maintaining a low profile structure. The frequency characteristics of the antenna are not changed significantly due to external factors such as hand effect and head effect. | 02-09-2012 |
20120133562 | INTERNAL ANTENNA JOINED TO TERMINAL HOUSING - An internal antenna for attaching to a terminal housing is disclosed. The antenna includes: a perpendicular structure formed in a perpendicular direction to a substrate and positioned in contact with an inner wall of a housing; a first conductive member electrically connected to a power feed and joined to the perpendicular structure to extend in a perpendicular direction to the substrate; and a second conductive member electrically connected to a ground, joined to the perpendicular structure, and separated by a particular distance from the first conductive member to extend in a perpendicular direction to the substrate. The first conductive member is joined to the inner wall of the housing to extend in a first direction orthogonal to the perpendicular direction, and the second conductive member is joined to the inner wall of the housing to extend in the first direction at a particular distance from the first conductive member. | 05-31-2012 |
20120200463 | BROADBAND BUILT-IN ANTENNA USING A DOUBLE ELECTROMAGNETIC COUPLING - A broadband internal antenna using double electromagnetic coupling is disclosed. The disclosed antenna may include: a first conducting member electrically connected to a feeding point; a second conducting member placed at a designated distance from at least a portion of the first conducting member so as to allow a first electromagnetic coupling with at least a portion of the first conducting member, and remaining in a floating state without being coupled to a ground and the feeding point; a third conducting member placed at a designated distance from the second conducting member so as to allow a second electromagnetic coupling with the second conducting member, and electrically connected to the ground; and a fourth conducting member extending from the third conducting member, for radiating RF signals. The disclosed antenna has the advantage of providing broadband characteristics within a limited size. | 08-09-2012 |
20120217990 | TERMINATION CONTROL CIRCUIT AND SEMICONDUCTOR DEVICE INCLUDING THE SAME - The semiconductor device includes a termination control unit configured to generate a termination enable signal and termination resistance information in response to termination activation information, dynamic activation information, normal resistance information, and dynamic resistance information wherein the termination enable signal is activated when a delay lock loop is inactivated, and a termination unit configured to be controlled in response to the termination enable signal and terminate an interface pad by using a resistance value determined by the termination resistance information. | 08-30-2012 |
20130016026 | BROADBAND INTERNAL ANTENNA USING ELECTROMAGNETIC COUPLING SUPPORTING IMPROVED IMPEDANCE MATCHINGAANM Choi; Su-HyunAACI SeoulAACO KRAAGP Choi; Su-Hyun Seoul KRAANM An; Sung-NamAACI SeoulAACO KRAAGP An; Sung-Nam Seoul KRAANM Kim; Byoung-NamAACI Gyeonggi-doAACO KRAAGP Kim; Byoung-Nam Gyeonggi-do KRAANM Lee; Seung-YongAACI Gyeonggi-doAACO KRAAGP Lee; Seung-Yong Gyeonggi-do KRAANM Jung; Jong-HoAACI Gyeonggi-doAACO KRAAGP Jung; Jong-Ho Gyeonggi-do KR - Disclosed is an internal antenna using electromagnetic coupling that supports improved impedance matching. The antenna includes a first conductive member having one end electrically connected with a power feed point; a second conductive member separated from the first conductive member by a particular distance and electrically connected with a ground; a radiator extending from the second conductive member; and a grounding plate joined with the other end of the first conductive member. This antenna provides the advantages of adequately ensuring wide-band and multi-band characteristics while improving impedance matching properties. | 01-17-2013 |
20130099984 | ANTENNA COMBINED WITH TERMINAL HOUSING - An antenna combined with a terminal housing is disclosed. The disclosed antenna includes an outer frame radiator, which is joined to a side wall of the terminal housing, and an inner frame radiator, which has one end joined to a first point on the outer frame radiator and the other end joined to a second point on the outer frame radiator, and which forms a loop by joining the outer frame radiator, where a feed signal is provided to the inner frame radiator. The disclosed antenna provides the advantages of preventing property changes caused by contact between a person's body and the terminal, and of minimizing mounting space while maintaining stable characteristics. | 04-25-2013 |
20130163366 | SEMICONDUCTOR MEMORY DEVICE AND OPERATION METHOD THEREOF - A semiconductor memory device includes a delay locked loop configured to generate a delay locked loop (DLL) clock signal by delaying an external clock signal by a first delay time and generate a feedback clock signal by delaying the DLL clock signal by the second delay time, wherein the first delay time corresponds to a phase difference between the external clock signal and the feedback clock signal and an output enable control circuit configured to generate an output enable signal in response to CAS latency information and the first and second delay times after the delay locked loop performs a locking operation. | 06-27-2013 |
20140015575 | SYNCHRONOUS SEMICONDUCTOR DEVICE HAVING DELAY LOCKED LOOP FOR LATENCY CONTROL - A synchronous semiconductor device includes an internal command generation unit configured to generate an internal command corresponding to a source command, a delay locked loop configured to delay a source clock by a first delay time required for delay-locking to generate a delay locked clock, a delay time determination unit configured to determine a second delay time for delay-locking the internal command using the source clock, the second delay time being determined by reflecting a third delay time generated on a command path, and a latency control unit configured to shift the internal command by a shifting period, in which the second delay time is reflected, in response to the delay locked clock. | 01-16-2014 |
20140145754 | INTEGRATED CIRCUIT AND OPERATION METHOD THEREOF - An integrated circuit of a multiple die package structure having a plurality of semiconductor devices, each of the plurality of semiconductor devices may include an active termination circuit configured to perform an active termination operation to the semiconductor device, and to be turned off in a disable state of an active termination setting code, a multiple die package information transfer unit configured to transfer a multiple die package information signal, and a compulsory termination unit configured to selectively convert the active termination setting code into the disable state in response to the multiple die package information signal. | 05-29-2014 |