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Compressing Functional Tests for Microprocessors

K.J. Balakrishnan, N.A. Touba, S. Patil
2005 14th Asian Test Symposium (ATS'05)  
Scan vector compression techniques are generally unsuitable in the functional domain and techniques specially tailored for functional test compression are required.  ...  This paper proposes a set of software techniques targeted towards functional test compression.  ...  The proposed compression techniques can be used to compress either deterministic functional tests or microprocessor self-test programs that utilize random instructions (e.g., [28] , [31] - [35] ).  ... 
doi:10.1109/ats.2005.38 dblp:conf/ats/BalakrishnanTP05 fatcat:rr7kt2v4nzaa7mgffzqhml2xc4

The design-for-testability features of a general purpose microprocessor

Da Wang, Xiaoxin Fan, Xiang Fu, Hui Liu, Ke Wen, Rui Li, Huawei Li, Yu Hu, Xiaowei Li
2007 2007 IEEE International Test Conference  
1 This paper describes the design-for-testability (DFT) features and test challenges in a general purpose microprocessor design.  ...  Major DFT solutions are implemented which can meet high-volume manufacturing (HVM) and high quality test goals.  ...  Acknowledgements The authors would like to acknowledge the help provided by the design and verification teams of the microprocessor.  ... 
doi:10.1109/test.2007.4437585 dblp:conf/itc/WangFFLWLLHL07 fatcat:yqxdj2hoxvcctlrswgwxoxp4a4

Microprocessor based testing for core-based system on chip

C. A. Papachristou, F. Martin, M. Nourani
1999 Proceedings of the 36th ACM/IEEE conference on Design automation conference - DAC '99  
Test data is downloaded using DMA techniques directly into memory while the microprocessor uses the test data to test the core. The test results are tranferred to a MISR for evaluation.  ...  The purpose of this paper is to develop a exible design for test methodology for testing a core-based system on chip SOC.  ...  For the core test, we compress the test patterns only for cores 2 and 4.  ... 
doi:10.1145/309847.310004 dblp:conf/dac/PapachristouMN99 fatcat:7en4kesjsrdq7hzlmyu3wappyq

Page 10 of Hewlett-Packard Journal Vol. 33, Issue 1 [page]

1982 Hewlett-Packard Journal  
The 5001A Microprocessor Exerciser is the first of a fam- ily of exercisers for the most popular microprocessors (see page 17).  ...  The signature analysis test collects these bit streams in a fashion that compresses them.  ... 

Test cost reduction for the AMD™ Athlon processor using test partitioning

Anuja Sehgal, Jeff Fitzgerald, Jeff Rearick
2007 2007 IEEE International Test Conference  
The application of SOC-style test partitioning to a monolithic microprocessor design results in considerable benefits, including simpler and faster ATPG, reduced ECO impact, faster debug, and, most surprisingly  ...  , reduced test application time.  ...  Acknowledgment We thank Ashok Mathur, Jan-Gudmund Ness, and Srinivas Reddy from AMD for the help they provided in collecting the ATPG results.  ... 
doi:10.1109/test.2007.4437562 dblp:conf/itc/SehgalFR07 fatcat:znkozzgw4nevfdriuvxsynicie

Assessing the operating temperature and relative humidity environment of IC sockets in enterprise servers

Leoncio D. Lopez, Michael G. Pecht
2008 2008 International Conference on Prognostics and Health Management  
If the standard requirements are met, then the test results provide no assurance of adequate product life for the customer.  ...  An IC socket is an electro-mechanical system that, by means of compression, provides a separable, repairable, and solderless electrical interface between an IC component and a PCB [6] .  ...  After four hours all motherboards were powered-on, initializing the operating system and test script for each microprocessor.  ... 
doi:10.1109/phm.2008.4711442 fatcat:4iyivvb32vfnxilcsbwgzlvlsm

Development and research the electronic control system for gas engines converted on the basis of diesels

Serhii Kovalov, Igor Parsadanov, Serhii Plis
2020 Technology Audit and Production Reserves  
The object of research is an electronic microprocessor control system for gas internal combustion engines with spark ignition for operation on liquefied petroleum gas.  ...  The tests carried out on the D-240-LPG-«B» gas engine with the Avenir Gaz 37 «B» control unit showed the efficiency of using the electronic microprocessor control system.  ...  Tests have shown that the control system performs the following basic and additional functions as: -precise dosing of the required amount of gas fuel into each ICE cylinder; -regulation of the amount of  ... 
doi:10.15587/2706-5448.2020.215007 fatcat:4db7oilmpffwbj75fvekwdlwwq

Analyzing the use of e-textiles to improve application performance

M. Jones, T. Martin, Z. Nakad, R. Shenoy, T. Sheikh, D. Lehn, J. Edmison, M. Chandra
2003 2003 IEEE 58th Vehicular Technology Conference. VTC 2003-Fall (IEEE Cat. No.03CH37484)  
A10 Relevant Course Projects • Constructed Client Server communication model using TCP/IP protocol. • Design of a microprocessor using SystemC.  ...  TV based on the L Platform of the TV development group of BCT, Singapore. • Reduction of the code footprint in the driver and function layers and design of the new service requirements.  ...  . • Research on the strings compression.  ... 
doi:10.1109/vetecf.2003.1286137 fatcat:zlryo4oldzbhfbwzwqlpenqq24

Letter: Compressed Disparity Information Transmission over Constant Bit Rate ATM Channels

Dionysis Papadimatos, Theodore Antonakopoulos, Vassilios Makios
2000 Transactions on Emerging Telecommunications Technologies  
This letter presents a real-time lossless compression/decompression unit for disparity map information used in 3D teleconferencing systems.  ...  The system uses a controlled-data-loss method for data rate adaptation and for minimizing the loss of information.  ...  The microprocessor carries out control functions and allows user access to various parameters and status information.  ... 
doi:10.1002/ett.4460110509 fatcat:rodnkoxh2vbzfabdeynmvx3jjq

Designs and performance of microprocessor-controlled knee joints

Julius Thiele, Bettina Westebbe, Malte Bellmann, Marc Kraft
2014 Biomedical Engineering  
The muscular effort for the initiation of the swing phase, measured by the minimum hip moment, was found to be lowest with C-Leg .  ...  Subsequent technical analyses, which involved X-ray computed tomography, identified the functional mechanisms of each device and enabled corroboration of the performance in the gait laboratory by the engineering  ...  The computed tomographies of the knee joints were provided by courtesy of the Federal German Institute for Materials Research and Testing.  ... 
doi:10.1515/bmt-2013-0069 pmid:24176961 fatcat:5g4mx7eqejcb3dnc7biilwxway

Embedded software-based self-test for programmable core-based designs

A. Krstic, Wei-Cheng Lai, Kwang-Ting Cheng, L. Chen, S. Dey
2002 IEEE Design & Test of Computers  
WITH THE GROWING popularity of system-ona-chip (SoC) architectures, demands for short time to market and rich functionality have driven design houses to adopt a new core-based SoC design flow.  ...  Because digital logic testers cannot do precise analog testing, externally testing mixed-Embedded Software-Based Self-Test for Programmable Core-Based Designs Embedded Systems 18 The programmable cores  ...  have proposed several self-testing approaches for microprocessors (see the "Microprocessor self-test" sidebar, next page).  ... 
doi:10.1109/mdt.2002.1018130 fatcat:fyyiaiaoj5dvzf6otfkzjqx25m

Experimental Data on Compressive and Flexural Strengths of Coir Fibre Reinforced Foamed Concrete at Elevated Temperatures

M.A.Othuman Mydin, N.Mohd Zamzani, A.N.Abdul Ghani
2019 Data in Brief  
Quantifying the elevated temperature strengths of cement-based material is crucial to the design of building structural systems for fire resistance purpose.  ...  There were four densities of foamed concrete of 700, 1100, 1500 and 1900 kg/m3 were prepared and tested.  ...  The loading rate for compression and flexural tests was set at 0.2 N/sec. Fig. 1 . Foamed concrete specimens were exposed to elevated temperatures.  ... 
doi:10.1016/j.dib.2019.104320 pmid:31428668 pmcid:PMC6695247 fatcat:iwc7smtdrbc6zf6q4nvvua4cpy

Testing the 500-MHz IBM S/390 microprocessor

T.G. Foote, D.E. Hoffman, W.V. Huott, T.J. Koprowski, M.P. Kusko, B.J. Robbins
1998 IEEE Design & Test of Computers  
Smaller memories have their results compressed into MISRs, while larger memories have their results compressed into a failed address function.  ...  The failed address function logs failing addresses for possible later replacement with redundant spare addresses for yield improvement. We can test all of the memories within the chip in parallel.  ...  Robbins is an advisory engineer in S/390 custom microprocessor design at IBM, Poughkeepsie. He is responsible for test strategy, modeling, and generation for the S/390 custom microprocessor chips.  ... 
doi:10.1109/54.706038 fatcat:w3nfhg7wynbbjfgktjiw3gy3iu

Dynamically reconfigurable systolic array accelerators: a case study with extended Kalman filter and discrete wavelet transform algorithms

A. Sudarsanam, A. Dasu, R. Kallam, J. Carver, R. Barnes
2010 IET Computers & Digital Techniques  
When implemented on a low end Xilinx Virtex4 SX35 FPGA the design provides a speedup of at least 4.18x and 6.61x over a state of the art microprocessor used in spacecraft systems for the extended Kalman  ...  . (64 pages) v For my son Logan.  ...  Run-length encoding (RLE) for the compression of partial bitstreams (PB) is used, as it provides a consistently good performance for most of the test cases without the need for storing a dictionary on  ... 
doi:10.1049/iet-cdt.2008.0139 fatcat:crmmlzzywrcyzhgijyqd2nzfci

Page 55 of Hearing Instruments Vol. 34, Issue 8 [page]

1983 Hearing Instruments  
This audiometer runs automatic self-test, semi-automatic or manual test functions and is said to perform a screening test for rapid identification of hearing impairment in three minutes with the average  ...  The compression system can be adjusted for up to 30 dB of compression and incorporates the company’s front clipper system.  ... 
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