US Patent Class 711
ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY




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Current as of: June, 1999
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  DF  CLASS NOTES
1  DF  ADDRESSING COMBINED WITH SPECIFIC MEMORY CONFIGURATION OR SYSTEM
2  DF  .~ Addressing extended or expanded memory
3  DF  .~ Addressing cache memories
4  DF  .~ Dynamic-type storage device (e.g., disk, tape, drum)
5  DF  .~ For multiple memory modules (e.g., banks, interleaved memory)
6  DD  .~ Virtual machine memory addressing
100  DF  STORAGE ACCESSING AND CONTROL
101  DF  .~ Specific memory composition
102  DF  .~.~ Solid-state read only memory (ROM)
103  DF  .~.~.~ Programmable read only memory (PROM, EEPROM, etc.)
104  DF  .~.~ Solid-state random access memory (RAM)
105  DF  .~.~.~ Dynamic random access memory
106  DF  .~.~.~.~ Refresh scheduling
107  DF  .~.~ Ferrite core
108  DF  .~.~ Content addressable memory (CAM)
109  DF  .~.~ Shift register memory
110  DF  .~.~.~ Circulating memory
111  DF  .~.~ Accessing dynamic storage device
112  DF  .~.~.~ Direct access storage device (DASD)
113  DF  .~.~.~.~ Caching
114  DF  .~.~.~.~ Arrayed (e.g., RAIDs)
115  DF  .~.~ Detachable memory
116  DF  .~.~ Bubble memory
117  DF  .~ Hierarchical memories
118  DF  .~.~ Caching
119  DF  .~.~.~ Multiple caches
120  DF  .~.~.~.~ Parallel caches
121  DF  .~.~.~.~ Private caches
122  DF  .~.~.~.~ Hierarchical caches
123  DF  .~.~.~.~ User data cache and instruction data cache
124  DF  .~.~.~.~ Cross-interrogating
125  DF  .~.~.~ Instruction data cache
126  DF  .~.~.~ User data cache
127  DF  .~.~.~ Interleaved
128  DF  .~.~.~ Associative
129  DF  .~.~.~ Partitioned cache
130  DF  .~.~.~ Shared cache
131  DF  .~.~.~ Multiport cache
132  DF  .~.~.~ Stack cache
133  DF  .~.~.~ Entry replacement strategy
134  DF  .~.~.~.~ Combined replacement modes
135  DF  .~.~.~.~ Cache flushing
136  DF  .~.~.~.~ Least recently used
137  DF  .~.~.~ Look-ahead
138  DF  .~.~.~ Cache bypassing
139  DF  .~.~.~.~ No-cache flags
140  DF  .~.~.~ Cache pipelining
141  DF  .~.~.~ Coherency
142  DF  .~.~.~.~ Write-through
143  DF  .~.~.~.~ Write-back
144  DF  .~.~.~.~ Cache status data bit
145  DF  .~.~.~.~ Access control bit
146  DF  .~.~.~.~ Snooping
147  DF  .~ Shared memory area
148  DF  .~.~ Plural shared memories
149  DF  .~.~ Multiport memory
150  DF  .~.~ Simultaneous access regulation
151  DF  .~.~ Prioritized access regulation
152  DF  .~.~ Memory access blocking
153  DF  .~.~ Shared memory partitioning
154  DF  .~ Control technique
155  DF  .~.~ Read-modify-write (RMW)
156  DF  .~.~ Status storage
157  DF  .~.~ Interleaving
158  DF  .~.~ Prioritizing
159  DF  .~.~ Entry replacement strategy
160  DF  .~.~.~ Least recently used (LRU)
161  DF  .~.~ Archiving
162  DF  .~.~.~ Backup
163  DF  .~.~ Access limiting
164  DF  .~.~.~ With password or key
165  DF  .~.~ Internal relocation
166  DF  .~.~ Resetting
167  DF  .~ Access timing
168  DF  .~.~ Concurrent accessing
169  DF  .~.~ Memory access pipelining
170  DF  .~ Memory configuring
171  DF  .~.~ Based on data size
172  DF  .~.~ Based on component size
173  DF  .~.~ Memory partitioning
200  DF  ADDRESS FORMATION
201  DF  .~ Slip control, misaligning, boundary alignment
202  DF  .~ Address mapping (e.g., conversion, translation)
203  DF  .~.~ Virtual addressing
204  DF  .~.~.~ Predicting, look-ahead
205  DF  .~.~.~.~ Directories and tables (e.g., DLAT, TLB)
206  DF  .~.~.~ Translation tables (e.g., segment and page table or map)
207  DF  .~.~.~.~ Directory tables (e.g., DLAT, TLB)
208  DF  .~.~.~.~ Segment or page table descriptor
209  DF  .~.~.~ Including plural logical address spaces, pages, segments, blocks
210  DF  .~.~ Resolving conflict, coherency, or synonym problem
211  DF  .~ Address multiplexing or address bus manipulation
212  DF  .~ Varying address bit-length or size
213  DF  .~ Generating prefetch, look-ahead, jump, or predictive address
214  DF  .~ Operand address generation
215  DF  .~ In response to microinstruction
216  DF  .~ Hashing
217  DF  .~ Generating a particular pattern/sequence of addresses
218  DF  .~.~ Sequential addresses generation
219  DF  .~ Incrementing, decrementing, or shifting circuitry
220  DF  .~ Combining two or more values to create address
221  DF  .~ Using table