# US 2014/0192624 A1 · Information processing apparatus

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- Number: US 2014/0192624 A1
- Document ID: US20140192624A1
- Status: Published application
- Kind: A1
- Application number: 14/148,902
- Filed: 2014-01-07
- Published: 2014-07-10
- Earliest claimed: 2013-01-10
- Assignees: Brother Kogyo Kabushiki Kaisha
- Inventors: Takatoshi ONO
- Web page: https://patentgrep.com/patent/US20140192624A1

## CPC

- G04R 20/18: Decoding time data; Circuits therefor
- 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 20/14: the radio signal being a telecommunication standard signal, e.g. GSM
- G04R 20/30: Decoding time data; Circuits therefor
- G04R: RADIO-CONTROLLED TIME-PIECES
- G04G: ELECTRONIC TIME-PIECES

## Abstract

An information processing apparatus includes: a communication device communicating with an external device and a clock server; a first clock measuring a local time; a second clock measuring a time based on time information from the clock server; a storage device storing setting information; and a controller performing: when receiving the time information from the external device, judging whether a specified condition is met; when the specified condition is met, setting a time indicated by the time information to the first clock as the local time; when the specified condition is met, controlling the first clock to measure the local time, without the controller setting the time to the first clock as the local time; setting the time indicated by the time information to the second clock and setting a time determined based on the time of the second clock and the setting information to the first clock.

## Claims

### Claim 1

An information processing apparatus comprising:
a communication device capable of communicating with an external device and a clock server configured to provide time information;
a first clock configured to measure a local time;
a second clock configured to measure a time based on the time information provided from the clock server;
a storage device configured to store setting information for determining a local time based on the time measured by the second clock; and
a controller configured to perform:
judging whether a specified conditions is met, when the time information from the external device is received,
setting a time indicated by the time information received from the external device to the the first clock as the local time, when it is judged that the specified conditions is met,
controlling the first clock to measure the local time, without the controller setting the time indicated by the time information received from the external device to the first clock as the local time, when it is judged that the specified conditions is not met,
when the time information from the clock server is received, setting the time indicated by the time information received from the clock server to the second clock, and setting a time determined based on the time measured by the second clock and the setting information stored in the storage device to the first clock as the local time.

### Claim 2 (depends on 1)

The information processing apparatus according to claim 1, wherein, when the local time set to the first clock is an initial value, the controller is configured to judge that the specified conditions is met.

### Claim 3 (depends on 1)

The information processing apparatus according to claim 1, wherein the controller is configured to judge that the specified conditions is met, when the controller receives a permission instruction which permits to set the time indicated by the time information received from the external device to the first clock as the local time.

### Claim 4 (depends on 1)

The information processing apparatus according to claim 1, wherein the storage device is further configured to, in response to receiving by the controller of a permission instruction which permits to set the time indicated by the time information received from the external device to the first clock as the local time, store information indicating that the time indicated by the time information received from the external device is set to the first clock as the local time,
wherein the controller is configured to judge that the specified conditions is met, when the storage device stores the information indicating that the time indicated by the time information received from the external device is set to the first clock as the local time.

### Claim 5 (depends on 1)

The information processing apparatus according to claim 1, wherein, in response to receiving of the time information from the external device, the controller is configured to:
control a display device to display an inquiry image inquiring whether the time indicated by the time information received from the external device is set to the first clock as the local time, and
judge that the specified conditions is met, when the controller receives an input indicating that a time based on the time information received from the external device is set to the first clock as the local time, in response to displaying of the inquiry image on the display device.

### Claim 6 (depends on 1)

The information processing apparatus according to claim 1,
wherein the storage device is further configured to store specified information for specifying an external device which provides the time information for setting the local time of the the first clock, in response to receiving of the specified information,
wherein the controller is configured to, when the external device which is currently connected to the controller is identical to an external device which is specified by the specified information stored in the storage device, judge that the specified conditions is met.

### Claim 7 (depends on 1)

The information processing apparatus according to claim 1, wherein the controller is configured to receive the time information from the external device, in response to connection of the controller to the external device.

### Claim 8 (depends on 1)

The information processing apparatus according to claim 1,
wherein the storage device is further configured to, when the controller receives a setting instruction which instructs that a time based on the time measured by the second clock and the setting information stored in the storage device is set to the first clock as the local time, store information indicating that the time based on the time measured by the second clock and the setting information stored in the storage device is set to the first clock as the local time,
wherein the second clock is configured to measure a time based on time information indicating the Universal Time Coordinated provided from the clock server,
wherein the controller is configured to, on condition that the storage device stores information indicating that the time based on the time measured by the second clock and the setting information stored in the storage device is set to the first clock as the local time, set the time based on the time measured by the second clock and the setting information stored in the storage device to the first clock as the local time.

### Claim 9 (depends on 1)

The information processing apparatus according to claim 1,
wherein the storage device is further configured to store, as the setting information, at least one of time-zone information which indicates a time difference relative to the time measured by the second clock and summertime information which indicates whether the summertime is set,
wherein the controller is configured to, on condition that the at least one of the time-zone information and the summertime information is stored in the storage device, set a time acquired by correcting the time measured by the second clock based on the at least one of the time-zone information and the summertime information, to the first clock as the local time.

### Claim 10 (depends on 1)

The information processing apparatus according to claim 1,
wherein the communication device is capable of communicating with an external server,
wherein, when the controller receives a global IP address of the information processing apparatus from the external server, or when the controller receives from the external server information specified in the external server based on the global IP address and at least one of time-zone information which indicates a time difference relative to the time measured by the second clock and summertime information which indicates whether the summertime is set, the controller is configured to set a time acquired by correcting the time measured by the second clock to the first clock as the local time, based on the at least one of the time-zone information and the summertime information specified based on the global IP address received by the controller, or based on the at least one of the time-zone information and the summertime information received by the controller.
