The present invention relates to a radiation source orientation technology. The invention discloses a method for optimizing the orientation performance of radiation source orientation system, which comprises the following steps: establishing a radiation source orientation matrix; obtaining the non-zero singular value of the orientation matrix; classifying orientation noise that affects the radiation source orientation system according to the distribution characteristic of noise energy; determining the optimal orientation matrix of the radiation source orientation system according to the minimum non-zero singular value .sub.min of the orientation matrix and its number of array elements m; determining the optimal orientation array according to the non-zero singular value of orientation matrix considering the distribution of different noise energy. The invention lays a foundation for the optimal design of a non-planar array in a radiation source orientation system. The optimal orientation matrix and array provided by the invention can be used to effectively improve the orientation accuracy of the radiation source orientation system and the resistance of the orientation system to interference.

The present invention relates to a radiation source orientation technology. The invention discloses a method for optimizing the orientation performance of radiation source orientation system, which comprises the following steps: establishing a radiation source orientation matrix; obtaining the non-zero singular value of the orientation matrix; classifying orientation noise that affects the radiation source orientation system according to the distribution characteristic of noise energy; determining the optimal orientation matrix of the radiation source orientation system according to the minimum non-zero singular value .sub.min of the orientation matrix and its number of array elements m; determining the optimal orientation array according to the non-zero singular value of orientation matrix considering the distribution of different noise energy. The invention lays a foundation for the optimal design of a non-planar array in a radiation source orientation system. The optimal orientation matrix and array provided by the invention can be used to effectively improve the orientation accuracy of the radiation source orientation system and the resistance of the orientation system to interference.

A zooming control apparatus comprises an object detection unit configured to detect an object from an image; a first acquisition unit configured to acquire information regarding a distance to the object; and a zooming control unit configured to perform zooming control for automatically changing a zoom magnification according to at least one of second information that includes information regarding a size of the object detected by the object detection unit and first information regarding the distance to the object acquired by the first acquisition unit, wherein a condition for automatically changing the zoom magnification in the zooming control differs according to a reliability of the first information.

A zooming control apparatus comprises an object detection unit configured to detect an object from an image; a first acquisition unit configured to acquire information regarding a distance to the object; and a zooming control unit configured to perform zooming control for automatically changing a zoom magnification according to at least one of second information that includes information regarding a size of the object detected by the object detection unit and first information regarding the distance to the object acquired by the first acquisition unit, wherein a condition for automatically changing the zoom magnification in the zooming control differs according to a reliability of the first information.

A system in accordance with one aspect mitigates interference with PtPRs (Point to Point Receivers) that may be caused by a Wi-Fi base station or terminal devices associated with the Wi-Fi base station.

A system in accordance with one aspect mitigates interference with PtPRs (Point to Point Receivers) that may be caused by a Wi-Fi base station or terminal devices associated with the Wi-Fi base station.

A first imaging unit according to the present embodiment acquires a wide angle image. A second imaging unit according to the present embodiment captures a part of a capturing range of the first imaging unit and comprises a drive mechanism capable of changing a capturing direction. A control unit controls a frequency of acquiring the wide angle image based on at least one of a state of the second imaging unit and information included in a detail image captured by the second imaging unit.

A first imaging unit according to the present embodiment acquires a wide angle image. A second imaging unit according to the present embodiment captures a part of a capturing range of the first imaging unit and comprises a drive mechanism capable of changing a capturing direction. A control unit controls a frequency of acquiring the wide angle image based on at least one of a state of the second imaging unit and information included in a detail image captured by the second imaging unit.

A virtual flying camera system is disclosed. According to one embodiment, a system includes: a video buffer configured to store input video streams from a plurality of cameras; and a video processor configured to generate an output video stream from the input video streams. The input video streams include a plurality of input video frames, each of the plurality of input video frames includes at least a partial image of a moving target. The output video stream includes a plurality of output video frames, each of the plurality of output video frames is generated by shifting a corresponding input video stream to position the moving target at a desired location within the output video frame, The output video stream is playable at a user-adjustable speed showing a view of a virtually flying camera that follows the moving target at the desired location within each of the plurality of output video frames.

A virtual flying camera system is disclosed. According to one embodiment, a system includes: a video buffer configured to store input video streams from a plurality of cameras; and a video processor configured to generate an output video stream from the input video streams. The input video streams include a plurality of input video frames, each of the plurality of input video frames includes at least a partial image of a moving target. The output video stream includes a plurality of output video frames, each of the plurality of output video frames is generated by shifting a corresponding input video stream to position the moving target at a desired location within the output video frame, The output video stream is playable at a user-adjustable speed showing a view of a virtually flying camera that follows the moving target at the desired location within each of the plurality of output video frames.