DIGITAL CAMERA AND CONTROLLING METHOD THEREFOR
First Claim
Patent Images
1. A digital camera comprising:
- an image sensing unit configured to shoot a subject and output an image signal;
an image processing unit configured to apply an image process to the image signal to produce image data;
an image recording unit configured to record the image data in a storage medium;
a network processing unit configured to convert the image data into packet data according to a transfer method to transfer the image data to an external device;
a wireless controlling unit configured to control wireless communication with the external device to wirelessly transfer the packet data;
a communication speed controlling unit configured to change a communication speed of the wireless communication; and
a process speed controlling unit configured to change a process speed of the network processing unit according to the communication speed changed by the communication speed controlling unit.
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Abstract
In a digital camera performing wireless communication, the communication speed of the wireless communication is changed according to the state of the wireless communication, and a clock frequency associated with producing packet data according to the changed communication speed is also changed.
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Citations
15 Claims
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1. A digital camera comprising:
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an image sensing unit configured to shoot a subject and output an image signal; an image processing unit configured to apply an image process to the image signal to produce image data; an image recording unit configured to record the image data in a storage medium; a network processing unit configured to convert the image data into packet data according to a transfer method to transfer the image data to an external device; a wireless controlling unit configured to control wireless communication with the external device to wirelessly transfer the packet data; a communication speed controlling unit configured to change a communication speed of the wireless communication; and a process speed controlling unit configured to change a process speed of the network processing unit according to the communication speed changed by the communication speed controlling unit. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A digital camera comprising:
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an image sensing unit configured to shoot a subject and output an image signal; an image processing unit configured to apply an image process to the image signal to produce image data; a network processing unit configured to convert the image data into packet data according to a transferring method to transfer the image data to an external device; a wireless controlling unit configured to control wireless communication with the external device to wirelessly transfer the packet data to the external device; a process speed controlling unit configured to change a process speed of the image processing unit; and a communication speed controlling unit configured to change a communication speed of the wireless communication by the wireless controlling unit according to the process speed of the image processing unit changed by the process speed controlling unit. - View Dependent Claims (8, 9, 10)
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11. A digital camera comprising:
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an image sensing unit configured to shoot a subject and output an image signal; an image processing unit configured to apply an image process to the image signal to produce image data; an image recording unit configured to record the image data in a storage medium; a network processing unit configured to convert the image data into packet data according to a transferring method to transfer the image data to an external device; a wireless controlling unit configured to control wireless communication with the external device to wirelessly transfer the packet data to the external device; a process speed controlling unit configured to determine a process speed of the image processing unit or the network processing unit; and a setting unit configured to set a shooting mode for the image process in the image processing unit, wherein the process speed controlling unit can switch between a mode of determining the process speed based on a state of the wireless communication and a mode of determining the process speed based on contents set by the setting unit. - View Dependent Claims (12)
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13. A method for controlling a digital camera comprising:
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shooting a subject and outputting an image signal; applying an image process to the image signal to produce image data; recording the image data in a storage medium; converting the image data into packet data according to a transfer method to transfer the image data from the digital camera to an external device; controlling wireless communication between the digital camera and the external device to wirelessly transfer the packet data from the digital camera to the external device; changing the communication speed of the wireless communication; and changing the process speed associated with converting the image data into packet data according to the changed communication speed.
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14. A method for controlling a digital camera comprising:
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shooting a subject and outputting an image signal; applying an image process to the image signal to produce image data; converting the image data into packet data according to a transfer method to transfer the image data from the digital camera to an external device; controlling wireless communication between the digital camera and the external device to wirelessly transfer the packet data from the digital camera to the external device; changing a process speed of the image process; changing a communication speed of the wireless communication according to the changed process speed.
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15. A method for controlling a digital camera comprising:
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shooting a subject and outputting an image signal; applying an image process to the image signal to produce image data; recording the image data in a storage medium; converting the image data into packet data according to a transfer method to transfer the image data from the digital camera to an external device; controlling a wireless communication between the digital camera and the external device to wirelessly transfer the packet data from the digital camera to the external device; setting a shooting mode for the image process; determining a process speed of the image processor of converting the image data into packet data; wherein a mode of determining the process speed based on a state of the wireless communication and a mode of determining process speed based on shooting mode can be switched to each other.
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Specification