# US 2017/0255170 A1 · Communication apparatus, electronic timepiece, communication method and recording medium > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2017/0255170 A1 - Document ID: US20170255170A1 - Status: Published application - Kind: A1 - Application number: 15/381,871 - Filed: 2016-12-16 - Published: 2017-09-07 - Earliest claimed: 2016-03-01 - Assignees: Casio Computer Co., Ltd. - Applicants: Casio Computer Co., Ltd. - Inventors: Hiroshi MOROHOSHI; Hirohisa MARUYAMA - Web page: https://patentgrep.com/patent/US20170255170A1 ## CPC - G04R 20/14: the radio signal being a telecommunication standard signal, e.g. GSM - G04C 3/001: {Electromechanical switches for setting or display} - G04G 5/00: Setting, i.e. correcting or changing, the time-indication (radio-controlled time-pieces G04R) - G04G 5/002: {brought into action by radio} - G04G 7/00: Synchronisation (radio-controlled time-pieces G04R) - G04R 20/00: Setting the time according to the time information carried or implied by the radio signal - G04R 20/18: Decoding time data; Circuits therefor - G04R 20/30: Decoding time data; Circuits therefor - G04R: RADIO-CONTROLLED TIME-PIECES - G04C: ELECTROMECHANICAL CLOCKS OR WATCHES - G04G: ELECTRONIC TIME-PIECES ## Abstract A communication apparatus comprises a communicator that receives a standard time from an external apparatus, a manipulation receiver that receives a time correction action from a user, and a controller that performs a timing processing for clocking time and a time correction processing for correcting the time clocked by the timing processing, on the basis of the standard time received by the communicator, or on the basis of the time correction action received by the manipulation receiver. The controller changes processing contents of the time correction processing until a prescribed time interval has elapsed, when the time clocked by the timing processing is corrected on the basis of the time correction action received by the manipulation receiver. ## Claims ### Claim 1 A communication apparatus comprising: a communicator that receives a standard time from an external apparatus; a manipulation receiver that receives a time correction action from a user; and a controller that performs a timing processing for clocking time, and a time correction processing for correcting time clocked by the timing processing, on the basis of the standard time received by the communicator, or on the basis of the time correction action received by the manipulation receiver; wherein the controller changes processing contents of the time correction processing until a prescribed time interval has elapsed, when the time clocked by the timing processing was corrected on the basis of the time correction action received by the manipulation receiver. ### Claim 2 (depends on 1) The communication apparatus according to claim 1, wherein the controller suppresses, until the prescribed time interval has elapsed, correction of time clocked by the timing processing on the basis of the standard time received by the communicator by the time correction processing. ### Claim 3 (depends on 1) The communication apparatus according to claim 1, wherein: the communicator transmits notification information that is a signal for starting communication to the external apparatus; and the controller: performs notification-information transmission control that causes the notification information to be transmitted to the communicator for a prescribed interval, and stops the notification-information transmission control until the prescribed time interval has elapsed, when the time clocked by the timing processing was corrected on the basis of the time correction action. ### Claim 4 (depends on 2) The communication apparatus according to claim 2, wherein: the communicator transmits notification information that is a signal for starting communication to the external apparatus; and the controller: performs notification-information transmission control that causes the notification information to be transmitted to the communicator for a prescribed interval, and stops the notification-information transmission control until the prescribed time interval has elapsed, when the time clocked by the timing processing was corrected on the basis of the time correction action. ### Claim 5 (depends on 1) The communication apparatus according to claim 1, wherein the controller does time correction in units of seconds or less until the prescribed time interval has elapsed. ### Claim 6 (depends on 2) The communication apparatus according to claim 2, wherein the controller does time correction in units of seconds or less until the prescribed time interval has elapsed. ### Claim 7 (depends on 3) The communication apparatus according to claim 3, wherein the controller does time correction in units of seconds or less until the prescribed time interval has elapsed. ### Claim 8 (depends on 4) The communication apparatus according to claim 4, wherein the controller does time correction in units of seconds or less until the prescribed time interval has elapsed. ### Claim 9 (depends on 1) The communication apparatus according to claim 1, further comprising a memory that stores time difference information indicating a time difference from Coordinated Universal Time, and daylight saving time information that is information related to implementation of daylight saving time; wherein the controller does not change the time difference information and the daylight saving time information stored in the memory until the prescribed time interval has elapsed. ### Claim 10 (depends on 2) The communication apparatus according to claim 2, further comprising a memory that stores time difference information indicating a time difference from Coordinated Universal Time, and daylight saving time information that is information related to implementation of daylight saving time; wherein the controller does not change the time difference information and the daylight saving time information stored in the memory until the prescribed time interval has elapsed. ### Claim 11 (depends on 3) The communication apparatus according to claim 3, further comprising a memory that stores time difference information indicating a time difference from Coordinated Universal Time, and daylight saving time information that is information related to implementation of daylight saving time; wherein the controller does not change the time difference information and the daylight saving time information stored in the memory until the prescribed time interval has elapsed. ### Claim 12 (depends on 4) The communication apparatus according to claim 4, further comprising a memory that stores time difference information indicating a time difference from Coordinated Universal Time, and daylight saving time information that is information related to implementation of daylight saving time; wherein the controller does not change the time difference information and the daylight saving time information stored in the memory until the prescribed time interval has elapsed. ### Claim 13 (depends on 5) The communication apparatus according to claim 5, further comprising a memory that stores time difference information indicating a time difference from Coordinated Universal Time, and daylight saving time information that is information related to implementation of daylight saving time; wherein the controller does not change the time difference information and the daylight saving time information stored in the memory until the prescribed time interval has elapsed. ### Claim 14 (depends on 6) The communication apparatus according to claim 6, further comprising a memory that stores time difference information indicating a time difference from Coordinated Universal Time, and daylight saving time information that is information related to implementation of daylight saving time; wherein the controller does not change the time difference information and the daylight saving time information stored in the memory until the prescribed time interval has elapsed. ### Claim 15 (depends on 7) The communication apparatus according to claim 7, further comprising a memory that stores time difference information indicating a time difference from Coordinated Universal Time, and daylight saving time information that is information related to implementation of daylight saving time; wherein the controller does not change the time difference information and the daylight saving time information stored in the memory until the prescribed time interval has elapsed. ### Claim 16 (depends on 8) The communication apparatus according to claim 8, further comprising a memory that stores time difference information indicating a time difference from Coordinated Universal Time, and daylight saving time information that is information related to implementation of daylight saving time; wherein the controller does not change the time difference information and the daylight saving time information stored in the memory until the prescribed time interval has elapsed. ### Claim 17 (depends on 1) An electronic timepiece comprising: a display that displays time clocked by the controller; and the communication apparatus according to claim 1. ### Claim 18 (depends on 2) An electronic timepiece comprising: a display that displays time clocked by the controller; and the communication apparatus according to claim 2. ### Claim 19 A communication method including: a timing step that clocks time, a receiving step that receives a standard time from an external apparatus; a manipulation receiving step that receives a time correction action from a user; a time correction step that performs a time correction processing for correcting time clocked in the timing step, on the basis of the standard time received in the receiving step, or on the basis of the time correction action received in the manipulation receiving step; and an automatic time correction processing changing step that corrects processing contents of a time correction processing by the time correction step until a prescribed time interval has elapsed, when the time clocked in the timing step was corrected on the basis of the time correction action received in the manipulation receiving step. ### Claim 20 A recording medium on which are stored programs that cause a computer to execute: a timing step that clocks time, a receiving step that receives a standard time from an external apparatus; a manipulation receiving step that receives a time correction action from a user; a time correction step that performs a time correction processing for correcting time clocked in the timing step, on the basis of the standard time received in the receiving step, or on the basis of the time correction action received in the manipulation receiving step; and an automatic time correction processing changing step that corrects processing contents of a time correction processing by the time correction step until a prescribed time interval has elapsed, when the time clocked in the timing step was corrected on the basis of the time correction action received in the manipulation receiving step.