Wei Gao received a master’s degree and Ph.D. in electrical engineering from the Chinese Academy of Radio Technology in Beijing and University of California at Davis in 1987 and in 2001, respectively. He has more than two decades of industrial experiences in the field of wireless digital communications, mainly working at Xi’an Institute of Radio Technology, Harris Corp, VIA Technologies, and Broadcom Corp. His industrial experiences and research interests are in the areas of single channel per carrier (SCPC) FDMA system design for satellite earth station communications, high speed 128-QAM modem and adaptive algorithm designs for microwave communication systems, system designs and performance evaluations of RF transceivers, including RF predistortion algorithm design for PA linearization, for 2G GSM, 3G WCDMA, 802.11 WLAN, and 4G LTE standards. He has been a member of the IEEE since 1997.

• Introduction.- Bandwidth-Efficient Modulation with Frequency Division Multiplexing (FDM) Technique.- Bandwidth-Efficient Modulation with Orthogonal Frequency Division Multiplexing (OFDM) Technique with Application to 802.11a WLAN Standard.- Power and Bandwidth-Efficient Modulation.- Power-Efficient and Linearizing Techniques for RF Power Amplifiers.- RF Transceiver Architectures and Applications.- Conclusion.

Wei Gao received a master’s degree and Ph.D. in electrical engineering from the Chinese Academy of Radio Technology in Beijing and University of California at Davis in 1987 and in 2001, respectively. He has more than two decades of industrial experiences in the field of wireless digital communications, mainly working at Xi’an Institute of Radio Technology, Harris Corp, VIA Technologies, and Broadcom Corp. His industrial experiences and research interests are in the areas of single channel per carrier (SCPC) FDMA system design for satellite earth station communications, high speed 128-QAM modem and adaptive algorithm designs for microwave communication systems, system designs and performance evaluations of RF transceivers, including RF predistortion algorithm design for PA linearization, for 2G GSM, 3G WCDMA, 802.11 WLAN, and 4G LTE standards. He has been a member of the IEEE since 1997.

• Introduction.- Bandwidth-Efficient Modulation with Frequency Division Multiplexing (FDM) Technique.- Bandwidth-Efficient Modulation with Orthogonal Frequency Division Multiplexing (OFDM) Technique with Application to 802.11a WLAN Standard.- Power and Bandwidth-Efficient Modulation.- Power-Efficient and Linearizing Techniques for RF Power Amplifiers.- RF Transceiver Architectures and Applications.- Conclusion.

Wei Gao received a master’s degree and Ph.D. in electrical engineering from the Chinese Academy of Radio Technology in Beijing and University of California at Davis in 1987 and in 2001, respectively. He has more than two decades of industrial experiences in the field of wireless digital communications, mainly working at Xi’an Institute of Radio Technology, Harris Corp, VIA Technologies, and Broadcom Corp. His industrial experiences and research interests are in the areas of single channel per carrier (SCPC) FDMA system design for satellite earth station communications, high speed 128-QAM modem and adaptive algorithm designs for microwave communication systems, system designs and performance evaluations of RF transceivers, including RF predistortion algorithm design for PA linearization, for 2G GSM, 3G WCDMA, 802.11 WLAN, and 4G LTE standards. He has been a member of the IEEE since 1997.

• Introduction.- Bandwidth-Efficient Modulation with Frequency Division Multiplexing (FDM) Technique.- Bandwidth-Efficient Modulation with Orthogonal Frequency Division Multiplexing (OFDM) Technique with Application to 802.11a WLAN Standard.- Power and Bandwidth-Efficient Modulation.- Power-Efficient and Linearizing Techniques for RF Power Amplifiers.- RF Transceiver Architectures and Applications.- Conclusion.