# US 2018/0027121 A1 · Automatic call forwarding method and system based on mobile terminal, and mobile terminal > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0027121 A1 - Document ID: US20180027121A1 - Status: Published application - Kind: A1 - Application number: 15/519,119 - Filed: 2016-07-06 - Published: 2018-01-25 - Earliest claimed: 2015-10-23 - Assignees: Huizhou Tcl Mobile Communication Co., Ltd. - Applicants: Huizhou Tcl Mobile Communication Co., Ltd. - Inventors: LING LIAO - Web page: https://patentgrep.com/patent/US20180027121A1 ## CPC - H04M 3/543: {Call deflection} - H04M 1/72454: according to context-related or environment-related conditions - H04M 1/72457: according to geographic location - H04M 1/725: Cordless telephones (user interfaces specially adapted therefor H04M1/724) - H04W 4/023: {using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds} - H04W 4/16: Communication-related supplementary services, e.g. call-transfer or call-hold - H04M 3/42365: {Presence services providing information on the willingness to communicate or the ability to communicate in terms of media capability or network connectivity} - H04M 2207/18: wireless networks - H04M: TELEPHONIC COMMUNICATION (circuits for controlling other apparatus via a telephone cable and not involving telephone switching apparatus G08) - H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72) ## Abstract An automatic call forwarding method based on a mobile terminal, a system, and the mobile terminal, include: reading pre-stored control tag value of forwarding a current call if a mobile terminal device B receives a call request; automatically starting call forwarding and forwarding the call request of the mobile terminal device B to the mobile terminal device A if the control tag value of forwarding the current call is “true”; responding, by a mobile terminal A, to the call request according to a current call mode and a current signal mode. ## Claims ### Claim at position 1 1-2. (canceled) ### Claim 3 An automatic call forwarding method based on a mobile terminal, comprising: step 40: detecting whether a mobile terminal device A and a mobile terminal device B associated with the mobile terminal device A are both on or not; reading a pre-stored control tag value of forwarding a current call if the mobile terminal device B receives a call request; step 50: automatically starting call forwarding, and forwarding the call request of the mobile terminal device B to the mobile terminal device A if the pre-stored control tag value of forwarding the current call is “true”; and step 60: responding, by the mobile terminal device A, to the call request according to a current call mode and a current signal mode. ### Claim 4 (depends on 3) The automatic call forwarding method based on the mobile terminal as claimed in claim 3, wherein the step 40 comprises: step 401: presetting and pre-storing a time interval threshold and a distance threshold in the mobile terminals; step 402: respectively obtaining positional coordinates of the mobile terminal device A and the mobile terminal device B if the mobile terminal device A and the mobile terminal device B associated with the mobile terminal device A are both detected to be on; step 403: calculating a current distance value between the mobile terminal device A and the mobile terminal device B according to the positional coordinates of the mobile terminal device A and the mobile terminal device B, and comparing the current distance value with the preset distance threshold by using the time interval threshold as a detection period; step 404: setting and storing the control tag value of forwarding the current call as “false” if the current distance value is less than the distance threshold; step 405: setting and storing control tag value of forwarding the current call as “true” if the current distance value is greater than the distance threshold. ### Claim 5 (depends on 4) The automatic call forwarding method based on the mobile terminal as claimed in claim 4, further comprising after the step 50: directly responding, by the mobile terminal device B, to the call request if the control tag value of forwarding the pre-stored current call is “false”. ### Claim 6 (depends on 5) The automatic call forwarding method based on the mobile terminal as claimed in claim 5, wherein the step 60 comprises: step 601: directly responding, by the mobile terminal device A, to the call request if the current call mode of the mobile terminal device A indicates a 2G/3G/4G mobile network and the current signal mode of the mobile terminal device A indicates a 2G/3G/4G mobile signal. step 602: responding, by the mobile terminal device A, to the call request with a Voice over-WIFI (VOWIFI) call method if the current call mode of the mobile terminal device A indicates a WIFI network and the current signal mode of the mobile terminal device A indicates a WIFI signal. step 603: responding, by the mobile terminal device A, to the call request by sending a message, if the mobile terminal device A does not have a call communication function or the mobile terminal device A currently does not have a signal mode. ### Claim 7 (depends on 4) The automatic call forwarding method based on the mobile terminal as claimed in claim 4, wherein the time interval threshold is 1 minute, and the distance threshold is 5 meters. ### Claim 8 An automatic call forwarding system based on a mobile terminal, comprising: a call request module detecting a mobile terminal device A and a mobile terminal device B associated with the mobile terminal device A are both on, the mobile terminal device B reads a pre-stored control tag value of forwarding a current call if the mobile terminal device B receives a call request; an automatic forwarding call request module automatically starting the call forwarding and forwarding the call request of the mobile terminal device B to the mobile terminal device A if the pre-stored control tag value of forwarding the current call is “true”; and a responding call request module responding to the call request for the mobile terminal device A according to a current call mode and a current signal mode. ### Claim 9 (depends on 8) The automatic call forwarding system based on the mobile terminal as claimed in claim 8, the call request module comprises: a presetting unit presetting and pre-storing a time interval threshold and a distance threshold in the mobile terminal; a positional coordinates obtaining unit obtaining positional coordinates of the mobile terminal device A and the mobile terminal device B if the mobile terminal device A and the mobile terminal device B associated with the mobile terminal device A are both detected to be on; a distance value calculating unit calculating a current distance value between the mobile terminal device A and the mobile terminal device B according to the positional coordinates of the mobile terminal device A and the mobile terminal device, and comparing the current distance value with the preset distance threshold by using the time interval threshold as a detection period; a first comparing unit setting and storing control tag value of forwarding the current call as “false” if the current distance value is less than the distance threshold; and a second comparing unit setting and storing control tag value of forwarding the pre-stored current call as “true” if the current distance value is greater than the distance threshold; wherein the automatic forwarding call request module comprises: a directly responding call request unit directly responding to the call request for the mobile terminal device B if the pre-stored control tag value of forwarding the current call is “false”. ### Claim 10 (depends on 8) The automatic call forwarding system based on the mobile terminal as claimed in claim 8, the responding call request module comprises: a first call request responding unit directly responding to the call request for the mobile terminal device A if the current call mode of the mobile terminal device A indicates a 2G/3G/4G mobile network and current signal mode of the mobile terminal device A indicates a 2G/3G/4G mobile signal; a second call request responding unit responding to the call request with a Voice over-WIFI (VOWIFI) call method for the mobile terminal device A if the current call mode of the mobile terminal device A indicates a WIFI network and the current signal mode of the mobile terminal device A indicates a WIFI signal; and a third call request responding unit responding to the call request by sending a message for the mobile terminal device A, if the mobile terminal device A does not have a call communication function or the mobile terminal device A currently does not have signal mode. ### Claim 11 (depends on 9) The system of the automatic call forwarding based on the mobile terminal as claimed in claim 9, wherein the time interval threshold is 1 minute, and the distance threshold is 5 meters. ### Claim 12 A mobile terminal, comprising: a call request module detecting a mobile terminal device A and a mobile terminal device B associated with the mobile terminal device A are both on; the mobile terminal device B reads a pre-stored control tag value of forwarding a current call if the mobile terminal device B receives a call request; an automatic forwarding call request module automatically starting call forwarding and forwarding the call request of the mobile terminal device B to the mobile terminal device A if the pre-stored control tag value of forwarding the current call is “true”; and a responding call request module responding to the call request for the mobile terminal device A according to a current call mode and a current signal mode. ### Claim 13 (depends on 12) The mobile terminal as claimed in claim 12, the call request module comprises: a presetting unit presetting and pre-storing a time interval threshold and a distance threshold in the mobile terminal; a positional coordinates obtaining unit obtaining positional coordinates of the mobile terminal device A and the mobile terminal device B if the mobile terminal device A and the mobile terminal device B associated with the mobile terminal device A are both detected to be on; a distance value calculating unit calculating a current distance value between the mobile terminal device A and the mobile terminal device B according to the positional coordinates of the mobile terminal device A and the mobile terminal device, and comparing the current distance value with the preset distance threshold by using the time interval threshold as a detection period; a first comparing unit setting and storing control tag value of forwarding the current call as “false” if the current distance value is less than the distance threshold; and a second comparing unit setting and storing control tag value of forwarding the current call as “true” if the current distance value is greater than the distance threshold; wherein the automatic forwarding call request module further comprises: a directly responding call request unit directly responding to the call request for the mobile terminal device B if the pre-stored control tag value of forwarding the current call is “false”. ### Claim 14 (depends on 12) The mobile terminal as claimed in claim 12, the responding call request module comprises: a first call request responding unit directly responding to the call request for the mobile terminal device A if the current call mode of the mobile terminal device A indicates a 2G/3G/4G mobile network and current signal mode of the mobile terminal device A indicates a 2G/3G/4G mobile signal; a second call request responding unit responding to the call request with a Voice over-WIFI (VOWIFI) call method for the mobile terminal device A if the current call mode of the mobile terminal device A indicates a WIFI network and the current signal mode of the mobile terminal device A indicates a WIFI signal; and a third call request responding unit responding to the call request by sending a message for the mobile terminal device A, if the mobile terminal device A does not have a call communication function or the mobile terminal device A currently does not have signal mode. ### Claim 15 (depends on 13) The mobile terminal as claimed in claim 13, wherein the time interval threshold is 1 minute, and the distance threshold is 5 meters.