A method for processing proximity services in multi-carrier, comprising: receiving, by a base station, assistance information transmitted by a terminal, wherein the assistance information comprises information of a collision resolution mode and/or information of a carrier frequency resource pool of a non-serving cell and is configured to indicate first time domain information, in which the terminal is interested; and wherein the first time domain information is used for performing the proximity services, wherein the terminal supports only one radio transmitter; configuring, by the base station, second time domain information for performing the proximity services for the terminal, according to the assistance information; and transmitting, by the base station, configuration information to the terminal, wherein the configuration information carries the second time domain information; wherein the configuring, by the base station, second time domain information for performing the proximity services for the terminal, according to the assistance information comprises: acquiring, by the base station, the assistance information according to the information of the collision resolution mode and/or the information of the carrier frequency resource pool of the non-serving cell; and using, by the base station, the assistance information configured in a time domain range of a measurement gap as the second time domain information; and/or, using, by the base station, the assistance information configured in an inactive time range of a discontinuous reception as the second time domain information. receiving, by a base station, assistance information transmitted by a terminal, wherein the assistance information comprises information of a collision resolution mode and/or information of a carrier frequency resource pool of a non-serving cell and is configured to indicate first time domain information, in which the terminal is interested; and wherein the first time domain information is used for performing the proximity services, wherein the terminal supports only one radio transmitter; configuring, by the base station, second time domain information for performing the proximity services for the terminal, according to the assistance information; and transmitting, by the base station, configuration information to the terminal, wherein the configuration information carries the second time domain information; wherein the configuring, by the base station, second time domain information for performing the proximity services for the terminal, according to the assistance information comprises: acquiring, by the base station, the assistance information according to the information of the collision resolution mode and/or the information of the carrier frequency resource pool of the non-serving cell; and using, by the base station, the assistance information configured in a time domain range of a measurement gap as the second time domain information; and/or, using, by the base station, the assistance information configured in an inactive time range of a discontinuous reception as the second time domain information. acquiring, by the base station, the assistance information according to the information of the collision resolution mode and/or the information of the carrier frequency resource pool of the non-serving cell; and using, by the base station, the assistance information configured in a time domain range of a measurement gap as the second time domain information; and/or, using, by the base station, the assistance information configured in an inactive time range of a discontinuous reception as the second time domain information.