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Match Document Document Title
US20130279231 Power Limiting in a Content Search System  
A content search system including a CAM device having a plurality of CAM blocks and a governor logic receives a search request and compares the number of CAM blocks required to perform the...
US20150055389 SELF-TIMED, SINGLE-ENDED SENSE AMPLIFIER  
An integrated circuit including a sense amplifier connected to a sense line is provided. The sense amplifier is configured to end a precharge phase of the sense line based on a state of the sense...
US20090323383 COMPARING DATA REPRESENTATIONS TO STORED PATTERNS  
A search engine includes a storage module to store a plurality of data patterns, a plurality of busses to receive a plurality of representations of a search word, a selector corresponding to at...
US20140192579 TWO PHASE SEARCH CONTENT ADDRESSABLE MEMORY WITH POWER-GATED MAIN-SEARCH  
Low leakage CAMs and method of searching low leakage CAMs. The method includes performing a pre-search and compare on a small number of pre-search bits with pre-search CAM cells powered to normal...
US20140185349 STATIC NAND CELL FOR TERNARY CONTENT ADDRESSABLE MEMORY (TCAM)  
A static, ternary content addressable memory (TCAM) includes a key cell and a mask cell coupled to intermediate match lines. The key cell is coupled to a first pull-down transistor and a first...
US20150262667 LOW POWER HIT BITLINE DRIVER FOR CONTENT-ADDRESSABLE MEMORY  
An apparatus includes a hit bitline driver circuit and an equalization control circuit. The hit bitline driver circuit may be configured to drive a pair of hit bitlines responsive to a search bit....
US20080177944 BUTTERFLY MATCH-LINE STRUCTURE AND SEARCH METHOD IMPLEMENTED THEREBY  
The present invention discloses a butterfly match-line structure and a search method implemented thereby, wherein the parallelism of the match lines is increased to shorten the search time, and a...
US20140185348 HYBRID TERNARY CONTENT ADDRESSABLE MEMORY  
A method within a hybrid ternary content addressable memory (TCAM) includes comparing a first portion of a search word to a first portion of a stored word in a first TCAM stage. The method further...
US20140286072 IDENTIFYING A RESULT USING MULTIPLE CONTENT-ADDRESSABLE MEMORY LOOKUP OPERATIONS  
In one embodiment, a first search operation is performed based on a base lookup word on a first plurality of content-addressable memory entries of an overall plurality of priority-ordered...
US20060198174 Contents Providing System, Output Control Device, and Output Control Program  
A contents providing system is provided with an information obtaining unit that obtains at least one of input information input to a user interface of a client device and output information output...
US20130039109 SELECTABLE MULTI-WAY COMPARATOR  
A method for comparing content addressable memory (CAM) elements is disclosed. Binary values are stored in a pair of CAM elements. A comparison value is provided to a group of comparators, the...
US20140204644 LONGEST PREFIX MATCH INTERNET PROTOCOL CONTENT ADDRESSABLE MEMORIES AND RELATED METHODS  
Embodiments of content addressable memories for internet protocol devices and operations are described herein. Other examples and related methods are also disclosed herein.
US20120063189 LONGEST PREFIX MATCH INTERNET PROTOCOL CONTENT ADDRESSABLE MEMORIES AND RELATED METHODS  
Embodiments of content addressable memories for internet protocol devices and operations are described herein. Other examples and related methods are also disclosed herein.
US20140177310 PSEUDO-NOR CELL FOR TERNARY CONTENT ADDRESSABLE MEMORY  
A method within a ternary content addressable memory (TCAM) includes receiving a match line output from a previous TCAM stage at a gate of a pull-up transistor of a current TCAM stage and at a...
US20100202178 OFFSET REMOVAL CIRCUIT, ASSOCIATIVE MEMORY INCLUDING THE SAME, AND OFFSET VOLTAGE REMOVAL METHOD  
An offset removal circuit (10) includes a removal circuit (1) and a removal circuit (2). The removal circuit (1) digitally removes offset voltage from an input voltage Vin. The removal circuit (2)...
US20140071727 Reduced Power Consumption Content-Addressable Memory  
According to one disclosed embodiment, a content-addressable memory (CAM) system configured for reduced power consumption includes a sensing circuit utilized to apply a sense voltage to a...
US20150179262 PARTIAL UPDATE IN A TERNARY CONTENT ADDRESSABLE MEMORY  
A TCAM may have a plurality of rows of cells. Each row may have a match line. Each cell may have elements for storing first and second bits, and compare circuitry associated to determine matches...
US20150179261 PARTIAL UPDATE IN A TERNARY CONTENT ADDRESSABLE MEMORY  
A TCAM may have a plurality of rows of cells. Each row may have a match line. Each cell may have elements for storing first and second bits, and compare circuitry associated to determine matches...
US20140085957 Shared Stack dual Phase Content Addressable Memory (CAM) Cell  
A shared stack dual-phase CAM cell is provided. The CAM cell includes at least first and second stacks that share a single pair of pull-down transistors. At least one pair of pull-down transistors...
US20130170273 Content-Addressable Memory Architecture for Routing Raw Hit Lines Using Minimal Base Metal Layers  
A CAM circuit includes a plurality of core memory cells, each cell including comparison logic for generating a local match signal based on a comparison between stored data in the cell and a...
US20090290399 CONTENT ADDRESSABLE MEMORY BASED ON A RIPPLE SEARCH SCHEME  
A scheme for ultra-low power content addressable memory based on a ripple search is disclosed. In one embodiment, a system for content addressable memory (CAM), includes a storage unit for storing...
US20150194214 ARRAY ORGANIZATION AND ARCHITECTURE TO PERFORM RANGE-MATCH OPERATIONS WITH CONTENT ADDRESSABLE MEMORY (CAM) CIRCUITS  
An array organization and architecture for a content addressable memory (CAM) system. More specifically, a circuit is provided for that includes a first portion of the CAM configured to perform a...
US20140268972 TCAM WITH EFFICIENT MULTIPLE DIMENSION RANGE SEARCH CAPABILITY  
An embodiment of the invention includes first and second Ternary Content Addressable Memories (TCAMs), a first vector, and TCAM match-merge unit. Each of the TCAMs includes a plurality of words,...
US20150206586 NON-VOLATILE TERNARY CONTENT-ADDRESSABLE MEMORY 4T2R CELL WITH RC-DELAY SEARCH  
The 4T2R cell comprises a write transistor, a first variable resistive element, a first transistor, a second variable resistive element, a second transistor, and a charge control transistor. The...
US20090290400 BIT CELL DESIGNS FOR TERNARY CONTENT ADDRESSABLE MEMORY  
A scheme for bit cell designs for ternary content addressable memory for comparing search data with content data is disclosed. In one embodiment, a system for comparing search data with content...
US20100054012 CONTENT ADDRESABLE MEMORY HAVING PROGRAMMABLE INTERCONNECT STRUCTURE  
A content addressable memory (CAM) device includes a CAM array, a programmable interconnect structure, and a priority encoder. The CAM array includes a plurality of CAM rows, each row including a...
US20120113703 SYSTEM FOR DYNAMICALLY MANAGING POWER CONSUMPTION IN A SEARCH ENGINE  
The power consumption of a search engine such as a CAM device is dynamically adjusted to prevent performance degradation and/or damage resulting from overheating. For some embodiments, the CAM...
US20110317462 System for Dynamically Managing Power Consumption in a Search Engine  
The power consumption of a search engine such as a CAM device is dynamically adjusted to prevent performance degradation and/or damage resulting from overheating. For some embodiments, the CAM...
US20050068798 Committed access rate (CAR) system architecture  
Systems and methods for committed access rate (CAR) system architecture in an IP/Ethernet network with optional dynamic packet memory reservation are disclosed. The method includes classifying...
US20100002483 Range checking content addressable memory array  
A disclosed embodiment is a range checking CAM array comprising a plurality of words, where each of the plurality of words comprises a plurality of bound check cells. Each of the plurality of...
US20130326111 CONTENT ADDRESSABLE MEMORY EARLY-PREDICT LATE-CORRECT SINGLE ENDED SENSING  
Circuits and methods for performing search operations in a content addressable memory (CAM) array are provided. A system for searching a CAM includes a circuit that selectively activates a...
US20120206951 HIGH DENSITY CAM ARRAY ARCHITECTURES WITH ADAPTIVE CURRENT CONTROLLED MATCH-LINE DISCHARGE  
An integrated circuit having a CAM array includes a plurality of CAM cells organized in rows and columns where each row corresponds to an address word and each column corresponds to a bit...
US20130083581 NEAREST NEIGHBOR SERIAL CONTENT ADDRESSABLE MEMORY  
A digital design and technique may be used to implement a Manhattan Nearest Neighbor content addressable memory function by augmenting a serial content addressable memory design with additional...
US20090141530 STRUCTURE FOR IMPLEMENTING ENHANCED CONTENT ADDRESSABLE MEMORY PERFORMANCE CAPABILITY  
A design structure embodied in a machine readable medium used in a design process includes a content addressable memory (CAM) device having an array of memory cells arranged in rows and columns;...
US20140369103 CONTENT ADDRESSABLE MEMORY CELLS AND TERNARY CONTENT ADDRESSABLE MEMORY CELLS  
An embodiment of the invention provides a binary CAM cell. The binary CAM cell includes a storage circuit, a first discharging circuit, and a second discharging circuit. The storage circuit is...
US20060176722 Method of operating a content addressable memory with reduced instantaneous current and power consumption during a search  
The power required to search a content addressable memory (CAM) is substantially reduced by forming the CAM to have a number of CAM banks with a corresponding number of power switches that control...
US20090240875 CONTENT ADDRESSABLE MEMORY WITH HIDDEN TABLE UPDATE, DESIGN STRUCTURE AND METHOD  
Disclosed are embodiments of memory circuit having two discrete memory devices with two discrete memory arrays that store essentially identical data banks. The first device is a conventional...
US20150200011 CONVERTING AN XY TCAM TO A VALUE TCAM  
Approaches for an integrated circuit ternary content addressable memory (TCAM) are provided. A system includes an array of XY TCAM cells and respective translation circuits connected to respective...
US20140218994 Power Savings in a Content Addressable Memory Device Using Masked Pre-Compare Operations  
A CAM device for comparing a search key with a plurality of ternary words stored in a CAM array includes one or more population counters, a pre-compare memory, and a pre-compare circuit. The...
US20100165690 SEGMENTED TERNARY CONTENT ADDRESSABLE MEMORY SEARCH ARCHITECTURE  
A segmented ternary content addressable memory (TCAM) search architecture is disclosed. In one embodiment, a TCAM device with a row of TCAM cells includes a first segment of the TCAM cells for...
US20080192523 APPARATUS AND METHOD TO DETECT PATTERNS IN DATA  
In a method for detecting patterns, a plurality of data patterns is stored in a memory, and a data block from a stream of data is received. A first subset of the data block is compared in parallel...
US20080301362 Content addressable memory address resolver  
Systems, devices, and methods, including executable instructions are provided for resolving content addressable memory (CAM) match address priority. One method includes retaining a first match...
US20090141531 ASSOCIATIVE MEMORY AND SEARCHING SYSTEM USING THE SAME  
Associative memories capable of outputting multiple reference data close to search data are provided. A memory array compares each of the multiple reference data with the search data in parallel...
US20140063886 TECHNIQUES FOR SUPPRESSING MATCH INDICATIONS AT A CONTENT ADDRESSABLE MEMORY  
A content addressable memory (CAM) suppresses an indication of a match in response to determining that the entry that stores data matching received compare data is the subject of a write...
US20140160825 SEARCH SYSTEM SEARCHING FOR DATA WORD MATCHING SEARCH KEY  
A search system is obtained by combining a TCAM and a search engine not using the TCAM. The search engine not using the TCAM is constructed using a general-purpose memory cell structure, and...
US20110051486 CONTENT ADDRESSABLE MEMORY REFERENCE CLOCK  
A memory system includes a content addressable memory (CAM) including a plurality of match lines, each match line having a plurality of memory cells coupled thereto. The system also includes a...
US20150235703 NONVOLATILE CONTENT ADDRESSABLE MEMORY AND METHOD FOR OPERATING SAME  
Provided is a nonvolatile content addressable memory. Each word circuit includes a plurality of segments having an order relation. Each of the segments includes one or more memory cells. Each of...
US20090323384 HIGH DENSITY CONTENT ADDRESSABLE MEMORY USING PHASE CHANGE DEVICES  
A content addressable memory array storing stored words in memory elements. Each memory element stores one of at least two complementary binary bits as one of at least two complementary...
US20080068872 Content addressable memory cell and content addressable memory using phase change memory  
According to an example embodiment, a CAM cell included in a CAM may include a phase change memory device, a connector, and/or a developer. The phase change memory device may be configured to...
US20090190404 NAND FLASH CONTENT ADDRESSABLE MEMORY  
NAND architecture non-volatile content addressable (CAM) memory devices and methods are described that allows for high density, low cost CAM devices. In addition, the NAND architecture...

Matches 1 - 50 out of 184 1 2 3 4 >