A system for processing time-division signals and frequency-division signals using a multi-mode transceiver, the system comprising: a power amplifier configured to receive a first time-division signal from the transceiver and to generate an amplified time-division signal based on the first time-division signal when the transceiver is in a time-division mode, the power amplifier being further configured to receive a first frequency-division signal from the transceiver and to generate an amplified frequency-division signal based on the first frequency-division signal when the transceiver is in a frequency-division mode, the first time-division signal being associated with a first frequency band, the first frequency-division signal being associated with a second frequency band, the first frequency band being adjacent to the second frequency band, and the power amplifier having a bandwidth including the first frequency band and the second frequency band; a switching component, the switching component having a first and a second position, the switching component, when in the first position, being configured to receive the amplified time-division signal from the power amplifier and to output the amplified time-division signal for transmission, the switching component, when in the second position, being configured to receive the amplified frequency-division signal from the power amplifier and to output the amplified frequency-division signal; an antenna switch circuit configured to route second and third time-division signals (322, 324) received from an antenna and associated respectively with a third and a fourth frequency band to a first and a second time-division filter (310, 312) respectively, the first time-division filter being configured to receive the second time-division signal and generate and output a second reception signal based on the second time-division signal to the transceiver; and the second time-division filter being configured to receive the third time-division signal and generate and output a third reception signal to the transceiver based on the third time-division signal to the transceiver; and a duplexer configured to receive the amplified frequency-division signal from the switching component and to output a transmission signal for transmission, wherein the duplexer is further configured to receive a second frequency-division signal from the antenna switch circuit and to generate and output a first reception signal based on the second frequency-division signal to the transceiver, wherein the antenna switch circuit is configured to receive the amplified time-division signal from the switching component and to receive the transmission signal from the duplexer. a power amplifier configured to receive a first time-division signal from the transceiver and to generate an amplified time-division signal based on the first time-division signal when the transceiver is in a time-division mode, the power amplifier being further configured to receive a first frequency-division signal from the transceiver and to generate an amplified frequency-division signal based on the first frequency-division signal when the transceiver is in a frequency-division mode, the first time-division signal being associated with a first frequency band, the first frequency-division signal being associated with a second frequency band, the first frequency band being adjacent to the second frequency band, and the power amplifier having a bandwidth including the first frequency band and the second frequency band; a switching component, the switching component having a first and a second position, the switching component, when in the first position, being configured to receive the amplified time-division signal from the power amplifier and to output the amplified time-division signal for transmission, the switching component, when in the second position, being configured to receive the amplified frequency-division signal from the power amplifier and to output the amplified frequency-division signal; an antenna switch circuit configured to route second and third time-division signals (322, 324) received from an antenna and associated respectively with a third and a fourth frequency band to a first and a second time-division filter (310, 312) respectively, the first time-division filter being configured to receive the second time-division signal and generate and output a second reception signal based on the second time-division signal to the transceiver; and the second time-division filter being configured to receive the third time-division signal and generate and output a third reception signal to the transceiver based on the third time-division signal to the transceiver; and a duplexer configured to receive the amplified frequency-division signal from the switching component and to output a transmission signal for transmission, wherein the duplexer is further configured to receive a second frequency-division signal from the antenna switch circuit and to generate and output a first reception signal based on the second frequency-division signal to the transceiver, wherein the antenna switch circuit is configured to receive the amplified time-division signal from the switching component and to receive the transmission signal from the duplexer.