Crypto-engine for cryptographic processing of data
First Claim
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1. A crypto-engine for cryptographic processing of data comprising an arithmetic unit operable as a co-processor for a host processor and an interface controller for managing communications between the arithmetic unit and host processor, the arithmetic unit including:
- a memory unit for storing and loading data, a multiplication unit, an addition unit and a sign inversion unit for performing arithmetic operations on said data, and an arithmetic controller for controlling the storing and loading of data by the memory unit and for enabling the multiplication, addition and sign inversion units.
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Abstract
A crypto-engine for cryptographic processing has an arithmetic unit and an interface controller for managing communications between the arithmetic unit and a host processor. The arithmetic unit has a memory unit for storing and loading data and arithmetic units for performing arithmetic operations on the data. The memory and arithmetic units are controlled by an arithmetic controller.
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Citations
5 Claims
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1. A crypto-engine for cryptographic processing of data comprising an arithmetic unit operable as a co-processor for a host processor and an interface controller for managing communications between the arithmetic unit and host processor, the arithmetic unit including:
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a memory unit for storing and loading data, a multiplication unit, an addition unit and a sign inversion unit for performing arithmetic operations on said data, and an arithmetic controller for controlling the storing and loading of data by the memory unit and for enabling the multiplication, addition and sign inversion units. - View Dependent Claims (2, 3, 4, 5)
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Specification
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Current AssigneeLonghorn Automotive Group LLC (Alpha Alpha Intellectual Partners LLC)
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Original AssigneeIntellectual Ventures Holding 57 LLC (Intellectual Ventures LLC)
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InventorsCheng, Lee Ming, Hau, Ka Wai, Ngan, Ting On
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Granted Patent
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Time in Patent OfficeDays
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Field of Search
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US Class Current380/255
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CPC Class CodesH04L 2209/12 Details relating to cryptog...H04L 2209/20 Manipulating the length of ...H04L 9/302 involving the integer facto...H04L 9/3066 involving algebraic varieti...
