1
Ki S Chang, Michael W Patrick, Stephen P Sacarisen, Mark A Stambaugh: Microprocessor with integrated CPU, RAM, timer, bus arbiter data for communication system. Texas Instruments Incorporated, John G Graham, February 24, 1987: US04646232 (108 worldwide citation)

A microprocessor device used as an adapter for a communications loop of the closed-ring, token-passing, local area network type. Each station on the ring has a host processor with a host CPU, a main memory, and a system bus. The microprocessor device, operating relatively independent of the host CPU ...


2
Mark A Stambaugh, William H Brodhead: Packaged semiconductor device with test circuits for determining fabrication parameters. Texas Instruments Incorporated, Ronald O Neerings, Thomas W Demond, Melvin Sharp, November 13, 1990: US04970454 (68 worldwide citation)

A test circuit (40) fabricated in an integrated circuit and connected to an I/O pin (36) of the packaged device (32) for providing information indicative of substrate process parameters. The test circuit (40) comprises a test transistor (24) connected to a pin (36) of the packaged device (32), and a ...


3
Ki S Chang, Michael W Patrick, Stephen P Sacarisen, Mark A Stambaugh: Microprocessor with integrated CPU, RAM, timer, and bus arbiter for data communications systems. Texas Instruments Incorporated, Melvin Sharp, John Graham, October 11, 1988: US04777591 (56 worldwide citation)

A microprocessor device used as an adapter for a communications loop of the closed-ring, token-passing, local area network type is disclosed. Each station on the ring has a host processor with a host CPU, a main memory, and a system bus. The microprocessor device therein which operates relatively in ...


4
Mark A Stambaugh, Kevin Seacrist: Configurable error detection and correction engine that has a specialized instruction set tailored for error detection and correction tasks. Agilent Technologies, October 7, 2003: US06631488 (56 worldwide citation)

An apparatus and method for efficiently performing error control coding tasks. An important aspect of the present invention is the provision of an ECC engine that responds to a specialized ECC instruction set having a plurality of instructions, such as a convolutional encoding instruction, a convolu ...


5
David H Molinari, Mark A Stambaugh, Peter J Cain: Apparatus for testing cellular base stations. Agilent Technologies, October 23, 2001: US06308065 (49 worldwide citation)

An apparatus for testing cellular base stations is provided. A base station tester is connected to a control link between the base station controller and the cellular base station to receive the fixed signal. The fixed link signal contains a voice channel and a control channel that may be selectivel ...


6
Mark A Stambaugh: ROM coupling reduction circuitry. Texas Instruments Incorporated, Thomas E Tyson, Leo N Heiting, Melvin Sharp, November 27, 1984: US04485460 (41 worldwide citation)

A read-only memory includes an array of rows and columns of memory cells with row lines and column lines associated with the array. The row lines are partitioned into groups that provide bits of a word on a number of output lines. Each group consists of an output line and a first voltage line with a ...


7
Mark A Stambaugh, Stephen P Sacarisen, Michael W Patrick: Microprocessor device with integrated auto-loaded timer. Texas Instruments Incorporated, John G Graham, February 18, 1986: US04571675 (12 worldwide citation)

A microprocessor device with an on-chip integrated auto-loaded timer is used in an adapter for a communications loop of the token-passing local area network type. The network has a number of stations coupled to a closed one-way signal path, and each station has a host processor with a host CPU and m ...


8
Mark A Stambaugh: Frequency divide by N circuit. Texas Instruments Incorporated, John G Graham, Rodney M Anderson, December 22, 1987: US04715052 (8 worldwide citation)

A frequency divide by n circuit, where n is an odd number, which includes means for splitting an incoming clock signal of frequency "f" into two non-overlapping complementary clock signals of frequency "f" and a shift register circuit. The shift register circuit is coupled to the signal splitting me ...


9
Mark A Stambaugh, Stephen P Sacarisen: Polyphase parity generator circuit. Texas Instruments Incorporated, Melvin Sharp, John G Graham, Rodney M Anderson, July 12, 1988: US04757504 (5 worldwide citation)

A polyphase parity generator circuit for generating parity of multiple bit data values on a data bus during one or more phases of a bus cycle. The circuit includes a prestage circuit having a plurality of parallel decode circuits couplable to respective pairs of input data lines. Each decode circuit ...


10
Mark A Stambaugh: Identifying targeted gaseous chemical compound. Itron, Lee & Hayes P C, January 1, 2019: US10168276

Systems and methods for verifying that light absorption is caused by a targeted gaseous chemical compound. A first transmittance of light, either generated at, or filtered to, a first wavelength range and a second transmittance of light, either generated at, or filtered to, a second wavelength range ...