1
Richard G Cliff, Bahram Ahanin, Craig S Lytle, Francis B Heile, Bruce B Pedersen, Kerry Veenstra: Programmable logic array having local and long distance conductors. Altera Corporation, Robert R Jackson, November 9, 1993: US05260611 (377 worldwide citation)

A programmable logic array integrated circuit has a number of programmable logic modules which are grouped together in a plurality of logic array blocks ("LABs"). The LABs are arranged on the circuit in a two dimensional array. A conductor network is provided for interconnecting any logic module wit ...


2
Bruce B Pedersen, Richard G Cliff, Bahram Ahanin, Craig S Lytle, Francis B Heile, Kerry S Veenstra: Programmable logic element interconnections for programmable logic array integrated circuits. Altera Corporation, Robert R Jackson, G Victor Treyz, November 9, 1993: US05260610 (349 worldwide citation)

A programmable logic array integrated circuit has a plurality of programmable logic elements grouped into a plurality of mutually exclusive groups. Each group includes signal conductors uniquely associated with that group for conveying signals between the programmable logic elements in that group. O ...


3
Richard G Cliff, Srinivas T Reddy, Rina Raman, L Todd Cope, Joseph Huang, Bruce B Pedersen: Programmable logic array integrated circuit devices. Altera Corporation, Robert R Jackson, Fish & Neave, November 18, 1997: US05689195 (275 worldwide citation)

A programmable logic array integrated circuit device includes a plurality of regions of programmable logic disposed on the device in a two-dimensional array of interesting rows and columns. Interconnection conductors are associated with each row and column. The interconnection conductors associated ...


4
Richard G Cliff, L Todd Cope, Cameron R McClintock, William Leong, James A Watson, Joseph Huang, Bahram Ahanin: Programmable logic array integrated circuits. Altera Corporation, Townsend and Townsend and Crew, August 27, 1996: US05550782 (248 worldwide citation)

A programmable logic array integrated circuit has a number of programmable logic modules which are grouped together in a plurality of logic array blocks ("LABs"). The LABs are arranged on the circuit in a two dimensional array. A conductor network is provided for interconnecting any logic module wit ...


5
William W Leong, Richard G Cliff, Cameron McClintock: Programmable logic array device with grouped logic regions and three types of conductors. Altera Corporation, Jeffrey H Ingerman, Fish & Neave, July 16, 1996: US05537057 (233 worldwide citation)

A programmable logic array device in which programmable logic regions are arranged in groups of four is provided. The device includes direct connect conductors for carrying signals totally within one group of four regions as well as to certain adjacent programmable logic regions, local conductors fo ...


6
David E Jefferson, Cameron McClintock, James Schleicher, Andy L Lee, Manuel Mejia, Bruce B Pedersen, Christopher F Lane, Richard G Cliff, Srinivas T Reddy: Programmable logic device architecture with super-regions having logic regions and a memory region. Altera Corporation, Robert R Jackson, Fish & Neave, April 10, 2001: US06215326 (219 worldwide citation)

A programmable logic device has a plurality of super-regions of programmable circuitry disposed on the device in a two-dimensional array of such super-regions. Each super-region includes a plurality of regions of programmable logic and a region of programmable memory. Each logic region includes a pl ...


7
Richard G Cliff: Coarse-grained look-up table architecture. Altera Corporation, Townsend & Townsend & Crew, September 29, 1998: US05815726 (214 worldwide citation)

A new programmable logic device architecture with an improved LAB and improved interconnection resources. For interconnecting signals to and from the LABs (200), the global interconnection resources include switch boxes (310), long lines (340 and 350), double lines (360 and 370), single lines (385), ...


8
Richard G Cliff, Bahram Ahanin: Programmable logic array integrated circuits with cascade connections between logic modules. Altera Corporation, Robert R Jackson, November 2, 1993: US05258668 (209 worldwide citation)

A programmable logic array integrated circuit has a number of relatively simple logic modules which can be interconnected in any of a wide variety of ways via a general purpose interconnection network to enable the circuit to perform logic functions which can be quite complex. In addition, at least ...


9
Bruce B Pedersen, Richard G Cliff, Bahram Ahanin, Craig S Lytle, Francis B Heile, Kerry S Veenstra: Programmable logic array with local and global conductors. Altera Corporation, G Victor Treyz, Robert R Jackson, Fish & Neave, January 16, 1996: US05485103 (161 worldwide citation)

A programmable logic array integrated circuit has a plurality of programmable logic elements grouped into a plurality of mutually exclusive groups. Each group includes signal conductors uniquely associated with that group for conveying signals between the programmable logic elements in that group. O ...


10
Richard G Cliff, L Todd Cope, Cameron McClintock, William Leong, James Allen Watson, Joseph Huang, Bahram Ahanin, Chiakang Sung, Wanli Chang: Programmable logic array integrated circuits. Altera Corporation, Robert R Jackson, Fish & Neave, October 27, 1998: US05828229 (136 worldwide citation)

A programmable logic array integrated circuit has a number of programmable logic modules which are grouped together in a plurality of logic array blocks ("LABs"). The LABs are arranged on the circuit in a two dimensional array. A conductor network is provided for interconnecting any logic module wit ...