Controlling a display based on different modes of operation

A charging control method, comprising:

• determining an output voltage of a battery in an electronic apparatus;
• detecting remaining capacity of the battery in the electronic apparatus based on the determined output voltage of the battery;
• controlling charging of the battery based on an external electric power supplied by a feeding device;
• executing an operation of the electronic apparatus in a first mode, based on the determined output voltage of the battery and a first electric power,
• wherein the first electric power is one of less than the external electric power or equal to the external electric power;
• executing the operation of the electronic apparatus in a second mode, based on the determined output voltage of the battery and a second electric power that is more than the external electric power;
• setting a first threshold value, based on an amount of data associated with the execution of the operation of the electronic apparatus in one of the first mode or the second mode;
• setting a second threshold value, based on the amount of data associated with the execution of the operation of the electronic apparatus in one of the first mode or the second mode;
• switching the operation from:
• the first mode to the second mode based on the determined output voltage of the battery that is higher than the set first threshold value, and
• the second mode into the first mode based on the determined output voltage of the battery that is lower than the set second threshold value,
• wherein the set second threshold value is less than the set first threshold value;
• and
• controlling at least one functional module of the electronic apparatus based on the execution of the operation of the electronic apparatus in one of the first mode or the second mode.

A charging system, comprising:

• an electronic apparatus;
• and
• a feeding device that is configured to supply an external electric power to the electronic apparatus,
• wherein the electronic apparatus includes:
• a battery;
• a charging/discharging control unit configured to determine an output voltage of the battery;
• and
• a processing unit configured to:
• execute an operation of the electronic apparatus in a first mode, based on the determined output voltage of the battery and a first electric power,
• wherein the first electric power is one of less than the external electric power supplied from the feeding device or equal to the external electric power supplied from the feeding device;
• execute the operation of the electronic apparatus in a second mode, based on the determined output voltage of the battery and a second electric power that is more than the external electric power supplied from the feeding device;
• set a first threshold value, based on an amount of data associated with the execution of the operation of the electronic apparatus in one of the first mode or the second mode;
• set a second threshold value, based on the amount of data associated with the execution of the operation of the electronic apparatus in one of the first mode or the second mode;
• switch the operation of the processing unit from:
• the first mode to the second mode based on the determined output voltage of the battery that is higher than the set first threshold value, and
• the second mode to the first mode based on the determined output voltage of the battery that is lower than the set second threshold value,
• wherein the set second threshold value is less than the set first threshold value;
• and
• control at least one functional module of the electronic apparatus based on the execution of the operation of the electronic apparatus in one of the first mode or the second mode.

A data transmission system, comprising:

• an electronic apparatus;
• and
• a cradle configured to hold the electronic apparatus, wherein:
• the cradle is configured to transmit an external electric power to the electronic apparatus by a contactless communication, and
• the electronic apparatus includes:
• a battery;
• a charging/discharging control unit configured to determine an output voltage of the battery;
• and
• a short-distance communication control unit configured to:
• execute an operation of the electronic apparatus in a first mode in which a data transmission operation of a low duty is executed, based on the determined output voltage of the battery and a first electric power that is less than the external electric power supplied from the cradle;
• execute the operation of the electronic apparatus in a second mode, based on determined output voltage and consumption of a second electric power that is more than the external electric power supplied from the cradle,
• wherein the data transmission operation of a high duty is executed in the second mode;
• set a first threshold value, based on an amount of data associated with the execution of the operation of the electronic apparatus in one of the first mode or the second mode;
• set a second threshold value, based on the amount of data associated with the execution of the operation of the electronic apparatus in one of the first mode or the second mode;
• switch the operation of the short-distance communication control unit from:
• the first mode to the second mode based on the determined output voltage of the battery that is higher than the set first threshold value;
• the second mode to the first mode based on the determined output voltage of the battery that is lower than the set second threshold value,
• wherein the set second threshold value is less than the set first threshold value;
• and
• control at least one functional module of the electronic apparatus based on the execution of the operation of the electronic apparatus in one of the first mode or the second mode.