1
Timothy Jay Dell, Mark William Kellogg, Bruce Gerard Hazelzet: SIMM/DIMM memory module. International Business Machines, Francis J Thornton, Robert A Walsh, Thornton & Thornton, August 29, 2000: US06111757 (145 worldwide citation)

A memory module configured such that it can be operated as a first memory module such as a (Single In-line Memory Module) SIMM or as a second memory module such as a (Dual In-linc Memory Module) DIMM module without requiring external switching circuitry. This is accomplished by providing a memory mo ...


2
Steven Alfred Grundon, Bruce Gerard Hazelzet, Mark William Kellogg, James Lewis Rogers: Memory interface with programable clock to output time based on wide range of receiver loads. International Business Machines Corporation, Margaret A Pepper, August 26, 2003: US06611905 (117 worldwide citation)

A data processing system, and a method of operating a data processing system. The data processing system comprises a clock generator for generating a system clock signal, and a memory unit having a plurality of memory modules for storing data. The data processing system further comprises a memory co ...


3
Timothy Jay Dell, Kent Alan Dramstad, Marc Raymond Faucher, Bruce Gerard Hazelzet: Dynamically configurable memory adapter using electronic presence detects. July 18, 2000: US06092146 (42 worldwide citation)

A dynamically configurable memory adapter is provided for configuring SIMMs in a computer system which employs DIMMs. The adapter includes a plurality of SIMM sockets, a programmable logic device, an EEPROM, a bus controller, and DIP switches. The programmable logic device includes logic for interro ...


4
Timothy Jay Dell, Mark William Kellogg, Bruce Gerard Hazelzet: Dual state memory card having combined and single circuit operation. International Business Machines Corporation, David R Thornton, Robert A Walsh, Thornton & Thornton, August 1, 2000: US06097883 (31 worldwide citation)

A printed circuit card having first and second circuit units mounted thereon in connection to terminal pads adjacent two card edges, with the first and second circuit units being in connection to each other and to select pads of a first edge such that upon insertion of that edge into a given card so ...


5
Brian J Connolly, Timothy Jay Dell, Bruce Gerard Hazelzet, Mark William Kellogg: Technique for converting system signals from one address configuration to a different address configuration. International Business Machines Corporation, Calfee Halter & Griswold, April 28, 1998: US05745914 (26 worldwide citation)

A method and logic circuit are provided which method and logic circuit allow both a CBR and hidden refresh to take place on DRAM's populating SIMM's or DIMM's, wherein both a single system RAS and single system CAS are converted to multiple RAS's and multiple CAS's for normal read/write operation on ...


6
Timothy Jay Dell, Bruce Gerard Hazelzet, Mark William Kellogg: High density SIMM or DIMM with RAS address re-mapping. International Business Machines, William N Hogg, July 20, 1999: US05926827 (26 worldwide citation)

The signal configuration for addressable DRAMs from a system is changed from a signal that actuates a single bank of DRAMs having Y/X row/column addresses actuated by a single RAS, to a signal configuration that provides two RAS signals for two banks of DRAMs having Y-1/X row/column addresses actuat ...