1
Chang Ho Lee, Kyu Hwan An, Ki Seok Yang, Jaejoon Chang, Wangmyong Woo, Younsuk Kim, Haksun Kim, Ockgoo Lee, Dong Ho Lee, Hyungwook Kim, Joy Laskar: Systems and methods for power amplifiers with voltage boosting multi-primary transformers. Samsung Electro-Mechanics, Georgia Tech Research Corporation, Sutherland Asbill & Brennan, February 1, 2011: US07880547 (85 worldwide citation)

Systems and methods may be provided for a power amplifier system. The systems and methods may include a plurality of power amplifiers, where each power amplifier includes at least one output port. The systems and methods may also include a plurality of primary windings each having a first number of ...


2
Wangmyong Woo, Chang Ho Lee, Jaejoon Chang, Haksun Kim: Systems, methods, and apparatuses for linear polar transmitters. Samsung Electro Mechanics Company, Sutherland Asbill & Brennan, December 28, 2010: US07860466 (47 worldwide citation)

Systems and methods are disclosed for providing a linear polar transmitter. The systems and methods may include generating an input amplitude signal and an input phase signal, where the input amplitude signal and the input phase signal are orthogonal components of an input signal, and where the inpu ...


3
Minsik Ahn, Chang Ho Lee, Changhyuk Cho, Jaejoon Chang, Wangmyong Woo, Haksun Kim, Joy Laskar: Systems, methods, and apparatuses for complementary metal oxide semiconductor (CMOS) antenna switches using body switching in multistacking structure. Samsung Electro-Mechanics, Georgia Tech Research Corporation, Sutherland Asbill & Brennan, February 15, 2011: US07890063 (26 worldwide citation)

Embodiments of the invention may provide for a CMOS antenna switch, which may be referred to as a CMOS SP4T switch. The CMOS antenna switch may operate at a plurality of frequencies, perhaps around 900 MHz and 1.9 GHz according to an embodiment of the invention. The CMOS antenna switch may include b ...


4
Chang Ho Lee, Kyu Hwan An, Ki Seok Yang, Jaejoon Chang, Wangmyong Woo, Younsuk Kim, Haksun Kim, Ockgoo Lee, Dong Ho Lee, Hyungwook Kim, Joy Laskar: Systems and methods for power amplifiers with voltage boosting multi-primary transformers. Samsung Electro-Mechanics, Georgia Tech Research Corporation, Sutherland Asbill & Brennan, March 9, 2010: US07675365 (9 worldwide citation)

Systems and methods may be provided for a power amplifier system. The systems and methods may include a plurality of power amplifiers, where each power amplifier includes at least one output port. The systems and methods may also include a plurality of primary windings each having a first number of ...


5
Minsik Ahn, Chang Ho Lee, Jaejoon Chang, Wangmyong Woo, Haksun Kim, Joy Laskar: Systems, methods, and apparatuses for high power complementary metal oxide semiconductor (CMOS) antenna switches using body switching and substrate junction diode controlling in multistacking structure. Samsung Electro Mechanics Company, Georgia Tech Research Corporation, Sutherland Asbill & Brennan, November 30, 2010: US07843280 (7 worldwide citation)

Embodiments of the invention may provide for a CMOS antenna switch, which may be referred to as a CMOS SPDT switch. The CMOS antenna switch may operate at a plurality of frequencies, perhaps around 900 MHz 1.9 GHz and 2.1 GHz according to an embodiment of the invention. The CMOS antenna switch may i ...


6
Ki Seok Yang, Jaejoon Chang, Kyu Hwan An, Wangmyong Woo, Chang Ho Lee, Younsuk Kim, Hyogun Bae, Kijoong Kim, Shinichi Iizuka: Systems and methods for power amplifier with integrated passive device. Samsung Electro Mechanics Company, Sutherland Asbill & Brennan, June 29, 2010: US07746174 (7 worldwide citation)

Embodiments of the invention may provide for systems and methods for providing a power amplifier with integrated passive device, thereby improving the performance of the power amplifier. The power amplifier may include a signal amplification section, a power combining section, and a coupling device ...


7
Jaejoon Chang, Ki Seok Yang, Kyu Hwan An, Wangmyong Woo, Chang Ho Lee, Younsuk Kim, Hyogun Bae, Kijoong Kim, Shinichi Iizuka: Systems and methods for switching mode power amplifier control. Samsung Electro Mechanics Company, Sutherland Asbill & Brennan, August 3, 2010: US07768353 (6 worldwide citation)

Embodiments of the invention may provide for enhancement systems and methods for a power amplifier output control system. In an example embodiment, driver amplifier control may be provided in conjunction with power amplifier control to improve the power efficiency and/or dynamic range of the transmi ...


8
Ki Seok Yang, Jeonghu Han, Jaejoon Chang, Woonyun Kim, Chang Ho Lee: Overlapping compact multiple transformers. Samsung Electro-Mechanics, Georgia Tech Research Corporation, Sutherland Asbill & Brennan, October 25, 2011: US08044759 (4 worldwide citation)

Systems and methods are provided for overlapping compact multiple transformers. The systems and methods may include a first transformer section that includes a first primary winding section and a first secondary winding, where the first primary winding section is inductively coupled to the first sec ...


9
Changhyuk Cho, Chang Ho Lee, Jaejoon Chang, Wangmyong Woo, Haksun Kim, Joy Laskar: Systems, methods, and apparatuses for implementing a load regulation tuner for linear regulation. Samsung Electro-Mechanics, Georgia Tech Research Corporation, Sutherland Asbill & Brennan, August 10, 2010: US07772816 (4 worldwide citation)

Embodiments of the invention may provide for a load regulation tuner that reduces the load regulation effect. The load regulation tuner may include a load current controlled current source that is responsive to a load current from a power transistor of a linear regulator, where the load current cont ...


10
Minsik Ahn, Chang Ho Lee, Jaejoon Chang, Wangmyong Woo, Haksun Kim, Joy Laskar: Systems, methods and apparatuses for high power complementary metal oxide semiconductor (CMOS) antenna switches using body switching and external component in multi-stacking structure. Samsung Electro-Mechanics, Georgia Tech Research Corporation, Sutherland Asbill & Brennan, June 15, 2010: US07738841 (3 worldwide citation)

Embodiments of the invention may provide for a CMOS antenna switch, which may be referred to as a CMOS SPDT switch. The CMOS antenna switch may operate at a plurality of frequencies, perhaps around 900 MHz, 1.9 GHz and 2.1 GHz according to an embodiment of the invention. The CMOS antenna switch may ...



Click the thumbnails below to visualize the patent trend.