최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0621040 (2012-09-15) |
등록번호 | US-9124737 (2015-09-01) |
우선권정보 | AU-PO7991 (1997-07-15); AU-PO8504 (1997-08-11) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 0 인용 특허 : 1556 |
A multi-core processor is used in a portable device that has first and second image sensors spaced from each other for capturing images of a scene from slightly different perspectives. The multi-core processor has a first image sensor interface for receiving data from the image sensor, a second imag
A multi-core processor is used in a portable device that has first and second image sensors spaced from each other for capturing images of a scene from slightly different perspectives. The multi-core processor has a first image sensor interface for receiving data from the image sensor, a second image sensor interface for receiving data from the second image sensor, multiple processing units and, the four processing units and the first and second sensor interfaces being integrated onto a single chip. The processing units are configured to simultaneously process the data from the first and second image interfaces to generate stereoscopic image data.
1. An electronic device, comprising: an image sensor with adjustable focal length for sensing a scene; anda processor including multiple processing units, an image sensor interface, and an instruction input interface;wherein the image sensor interface is configured to provide the multiple processing
1. An electronic device, comprising: an image sensor with adjustable focal length for sensing a scene; anda processor including multiple processing units, an image sensor interface, and an instruction input interface;wherein the image sensor interface is configured to provide the multiple processing units with image data from the image sensor, andwherein the multiple processing units are configured to: perform multi-point auto-focus on the image data, which includes dividing the image data into regions, determining an image sharpness metric for each of the regions, and determining, for each region, an optimal focal length for the region when the image sharpness metric for the region is above a fixed threshold, andprocess the image data based on executing image processing instructions, wherein the instruction input interface is configured to receive a signal based on a pattern, wherein the processor is configured to decode the signal into the image processing instructions. 2. The electronic device according to claim 1, wherein the multiple processing units divide the image data into three regions arranged horizontally. 3. The electronic device according to claim 1, wherein the processor is configured to detect faces using hue and local feature analysis. 4. The electronic device according to claim 1, further comprising a color display for viewing an image captured by the image sensor, wherein the processor further includes a display interface for transmitting processed data from the multiple processing units to the color display. 5. The electronic device according to claim 4, wherein each of the multiple processing units has at least one address generator for the processed data. 6. The electronic device according to claim 1, wherein each of the multiple processing units has RAM (random access memory) for microcode written to the RAM for operative control of the processing unit. 7. The electronic device according to claim 6, further comprising a central processing unit for writing the microcode to the RAM in each of the multiple processing units. 8. The electronic device according to claim 7, further comprising a keyboard interface for user input of instructions to the central processing unit such that the central processing unit rewrites the microcode in the RAM within each of the multiple processing units. 9. The electronic device according to claim 1, wherein the processor further comprises a crossbar switch for interconnecting each of the multiple processing units. 10. The electronic device according to claim 1, wherein the processor further comprises an input FIFO (first in, first out) and an output FIFO, the input FIFO being configured for receiving data from the image sensor interface and inputting the data to the multiple processing units, and the output FIFO being configured for receiving data processed by the multiple processing units to be read by other components of the electronic device. 11. The electronic device according to claim 10, wherein the processor further comprises a data bus connecting the processing unit to the input FIFO and the output FIFO. 12. The electronic device according to claim 10, wherein the processor further comprises a data cache to store the data processed by the multiple processing units until required by the other components of the electronic device. 13. The electronic device according to claim 1, wherein the processor is configured to perform one or more processing tasks selected from: rotating the image data from the image sensor interface;color converting the image data from the image sensor interface; anddithering the image data from the image sensor interface. 14. The electronic device according to claim 1, further comprising a USB port for communication between the electronic device and an external device, wherein the processor further includes a USB interface. 15. The electronic device according to claim 1, wherein the multiple processing units are configured to operate using 1.5V power supply. 16. The electronic device according to claim 1, wherein determining the optimal focal length for a first region comprises performing a gradient descent based on the image sharpness metric for the first region. 17. A processor, comprising: an image sensor interface configured to receive image data from an image sensor with adjustable focal length for sensing a scene;an instruction input interface configured to receive a signal based on a pattern; andmultiple processing units configured to: receive the image data from the image sensor interface,perform multi-point auto-focus on the image data, which includes dividing the image data into regions, determining an image sharpness metric for each of the regions, and determining, for each region, an optimal focal length for the region when the image sharpness metric for the region is above a fixed threshold,decode the signal into image processing instructions, andprocess the image data based on executing the image processing instructions. 18. The processor according to claim 17, wherein the multiple processing units divide the scene into three regions arranged horizontally. 19. The processor according to claim 17, wherein determining the optimal focal length for a first region comprises performing a gradient descent based on the image sharpness metric for the first region.
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