Methods and apparatuses for processing signals
AssigneeSamsung Electronics Co., Ltd.
InventorSeung-June Kyoung
Life of this patent
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Abstract
A signal processing method and apparatus are provided. A method of serializing signals output from an image sensor is provided which includes sampling a vertical synchronization signal, a horizontal synchronization signal, and parallel image data output from the image sensor, at a first edge of a clock signal, for n cycles of the clock signal, where n is an integer. The method further includes generating a packet including information regarding timing parameters and valid image data based on the sampling result.
Claims24
A method of serializing signals output from an image sensor, comprising:
- sampling a vertical synchronization signal, a horizontal synchronization signal, and parallel image data output from the image sensor, at a first edge of a clock signal, for n cycles of the clock signal, where n is an integer;
- and
- generating a packet including information regarding timing parameters and valid image data based on the sampling result.
A method of deserializing signals output from a serializer, comprising:
- receiving a packet including information regarding timing parameters and valid image data from an image sensor;
- and
- restoring a vertical synchronization signal, a horizontal synchronization signal, and parallel image data for n cycles of a clock signal based on at least one of the clock signal, the information regarding the timing parameters, and the valid image data.
An apparatus for processing data, comprising:
- a serializer for sampling a vertical synchronization signal, a horizontal synchronization signal, and parallel image data, which are output from an image sensor, at a first edge of a clock signal for n cycles of the clock signal, and for generating a packet including information regarding timing parameters and valid image data, based on the sampling result, where n is an integer.
An apparatus for processing data, comprising:
- a deserializer for receiving a packet comprising information regarding timing parameters and valid image data, and for restoring a vertical synchronization signal, a horizontal synchronization signal, and parallel image data for n cycles of a clock signal based on at least one of the clock signal, the information regarding the timing parameters, and the valid image data, where n is an integer.
A system for processing data, comprising:
- an image sensor for sensing an image, and for generating and outputting a clock signal, a vertical synchronization signal, a horizontal synchronization signal, and image data corresponding to the sensed image;
- a serializer for sampling the vertical synchronization signal, the horizontal synchronization signal, and the parallel image data, at a first edge of the clock signal for n cycles of the clock signal, and for generating a packet including information regarding timing parameters and valid image data, based on the sampling result, where n is an integer;
- a first transmission line for transmitting the clock signal;
- a second transmission line for transmitting the packet;
- a deserializer for receiving the packet output from the serializer;
- and for restoring the vertical synchronization signal, the horizontal synchronization signal, and the parallel image data for the n cycles of the clock signal, based on at least one of the clock signal, the information regarding the timing parameters, and the valid image data;
- and
- a camera processor for processing the sensed image based on the vertical synchronization signal, the horizontal synchronization signal, and the parallel image data output from the deserializer.
A packet comprising:
- a header portion including at least one of,
- information regarding an amount of a first valid image data,
- information regarding a length of a front porch duration,
- information regarding a length of duration of an active state of the vertical synchronization signal,
- information regarding a length of a back porch duration,
- information regarding a length of duration of a deactive state of the horizontal synchronization signal, the deactive state is between adjacent activated horizontal synchronization signals while the vertical synchronization signal is deactivated, and
- information regarding an amount of a second valid image data;
- and
- a data portion including valid image data.
Dependencies are inferred from the claim text.