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-0400322 (2006-04-08) |
등록번호 | US-7395345 (2008-07-01) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 55 인용 특허 : 270 |
Systems and methods for providing accelerated data storage and retrieval utilizing lossless and/or lossy data compression and decompression. A data storage accelerator includes one or a plurality of high speed data compression encoders that are configured to simultaneously or sequentially losslessly
Systems and methods for providing accelerated data storage and retrieval utilizing lossless and/or lossy data compression and decompression. A data storage accelerator includes one or a plurality of high speed data compression encoders that are configured to simultaneously or sequentially losslessly or lossy compress data at a rate equivalent to or faster than the transmission rate of an input data stream. The compressed data is subsequently stored in a target memory or other storage device whose input data storage bandwidth is lower than the original input data stream bandwidth. Similarly, a data retrieval accelerator includes one or a plurality of high speed data decompression decoders that are configured to simultaneously or sequentially losslessly or lossy decompress data at a rate equivalent to or faster than the input data stream from the target memory or storage device. The decompressed data is then output at rate data that is greater than the output rate from the target memory or data storage device. The data storage and retrieval accelerator method and system may employed: in a disk storage adapter to reduce the time required to store and retrieve data from computer to disk; in conjunction with random access memory to reduce the time required to store and retrieve data from random access memory; in a display controller to reduce the time required to send display data to the display controller or processor; and/or in an input/output controller to reduce the time required to store, retrieve, or transmit data.
What is claimed is: 1. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative
What is claimed is: 1. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device. 2. The method of claim 1, wherein said compressing comprises a compression rate that is at least equal to the ratio of said input data transmission rate to said data storage rate so as to provide continuous storage of said input data at said input data transmission rate. 3. The method of claim 1, wherein said compressing is lossless. 4. The method of claim 1, wherein said compressing is lossy. 5. The method of claim 1, further comprising determining whether or not said compressing is lossy or lossless. 6. The method of claim 1, further comprising receiving a first parameter data indicative of the type of compression to be applied to said data. 7. The method of claim 1, further comprising: receiving a first parameter with said input data indicative of the type of compression to be applied to said data; and selecting at least one encoder for said compression based on said first parameter. 8. The method of claim 1, further comprising: receiving a parameter indicative of an amount of information loss that is permissible for said compression. 9. The method of claim 8, wherein said parameter parameter is located within a header of said data. 10. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said data compression type descriptor is indicative of compressing utilizing parallel encoders. 11. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said data compression type descriptor is indicative of compressing utilizing identical parallel encoders. 12. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said data compression type descriptor is indicative of compressing utilizing sequential encoders. 13. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said data compression type descriptor is indicative of using a plurality of encoders. 14. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said data compression type descriptor is indicative of using a single encoder. 15. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said compressing comprises a compression rate that is at least equal to the ratio of said input data transmission rate to said data storage rate so as to provide continuous storage of said input data at said input data transmission rate and said data compression type descriptor is indicative of compressing utilizing parallel encoders. 16. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said compressing comprises a compression rate that is at least equal to the ratio of said input data transmission rate to said data storage rate so as to provide continuous storage of said input data at said input data transmission rate and said data compression type descriptor is indicative of a Lempel-Ziv encoder. 17. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said compressing comprises a compression rate that is at least equal to the ratio of said input data transmission rate to said data storage rate so as to provide continuous storage of said input data at said input data transmission rate and said data compression type descriptor is indicative of using a single encoder. 18. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said compressing comprises a compression rate that is at least equal to the ratio of said input data transmission rate to said data storage rate so as to provide continuous storage of said input data at said input data transmission rate and said data compression type descriptor is indicative of using a plurality of encoders. 19. A method comprising: receiving data at an input data transmission rate which is greater than a data storage rate of a target storage device; providing an output data block and a data compression type descriptor, wherein: if said data compression type descriptor is indicative of said data not being compressed then said data was not compressed and said output data block is said data; if said data compression type descriptor is indicative of said data being compressed then said data was compressed based on said compression type descriptor at a compression rate that increased the effective data storage rate of the target storage device to provide a compressed data block, wherein said output data block is said compressed data block; and storing said output data block and said data compression type descriptor in said target storage device, wherein said compressing comprises a compression rate that is at least equal to the ratio of said input data transmission rate to said data storage rate so as to provide continuous storage of said input data at said input data transmission rate and said data compression type descriptor is indicative of a Huffman encoder.
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