DE2641700C2 - - Google Patents

Info

Publication number
DE2641700C2
DE2641700C2 DE2641700A DE2641700A DE2641700C2 DE 2641700 C2 DE2641700 C2 DE 2641700C2 DE 2641700 A DE2641700 A DE 2641700A DE 2641700 A DE2641700 A DE 2641700A DE 2641700 C2 DE2641700 C2 DE 2641700C2
Authority
DE
Germany
Prior art keywords
monitoring
clock
bit
flip
chain
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE2641700A
Other languages
German (de)
English (en)
Other versions
DE2641700A1 (de
Inventor
Jens Erland Sollentuna Se Pehrson
Sture Goesta Bergshamra Se Roos
Bartolo Skaerholmen Se Valastro
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE2641700A1 publication Critical patent/DE2641700A1/de
Application granted granted Critical
Publication of DE2641700C2 publication Critical patent/DE2641700C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/003—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation in serial memories

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Debugging And Monitoring (AREA)
  • Dc Digital Transmission (AREA)
  • Manipulation Of Pulses (AREA)
  • Detection And Correction Of Errors (AREA)
  • Test And Diagnosis Of Digital Computers (AREA)
  • Tests Of Electronic Circuits (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Alarm Systems (AREA)
  • Selective Calling Equipment (AREA)
DE19762641700 1975-09-29 1976-09-16 Taktueberwachung in digitalsystemen Granted DE2641700A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPC336475 1975-09-29

Publications (2)

Publication Number Publication Date
DE2641700A1 DE2641700A1 (de) 1977-04-07
DE2641700C2 true DE2641700C2 (en, 2012) 1987-10-29

Family

ID=3766383

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762641700 Granted DE2641700A1 (de) 1975-09-29 1976-09-16 Taktueberwachung in digitalsystemen

Country Status (25)

Country Link
US (1) US4081662A (en, 2012)
JP (1) JPS5930288B2 (en, 2012)
AR (1) AR212340A1 (en, 2012)
BE (1) BE846703A (en, 2012)
BR (1) BR7606344A (en, 2012)
CA (1) CA1074020A (en, 2012)
CH (1) CH607460A5 (en, 2012)
CS (1) CS251055B2 (en, 2012)
DD (1) DD126299A5 (en, 2012)
DE (1) DE2641700A1 (en, 2012)
DK (1) DK153605C (en, 2012)
EG (1) EG13396A (en, 2012)
ES (1) ES451922A1 (en, 2012)
FI (1) FI64474C (en, 2012)
FR (1) FR2326080A1 (en, 2012)
GB (1) GB1527167A (en, 2012)
HU (1) HU174136B (en, 2012)
IN (1) IN146507B (en, 2012)
IT (1) IT1072928B (en, 2012)
MY (1) MY8100229A (en, 2012)
NL (1) NL187136C (en, 2012)
NO (1) NO147199C (en, 2012)
PL (1) PL108782B1 (en, 2012)
SU (1) SU1109073A3 (en, 2012)
YU (1) YU37408B (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19923231C1 (de) * 1999-05-20 2001-01-11 Beta Res Gmbh Digitale Analysierung von Frequenzen bei Chipkarten

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4095045A (en) * 1977-01-19 1978-06-13 General Datacomm Industries, Inc. Method and apparatus for signaling in a communication system
DE3317642A1 (de) * 1982-05-21 1983-11-24 International Computers Ltd., London Datenverarbeitungseinrichtung
FR2553559B1 (fr) * 1983-10-14 1988-10-14 Citroen Sa Controle du chargement de circuits integres du type registre serie parallele ayant un registre de chargement distinct des etages de sortie
US4542509A (en) * 1983-10-31 1985-09-17 International Business Machines Corporation Fault testing a clock distribution network
US4653054A (en) * 1985-04-12 1987-03-24 Itt Corporation Redundant clock combiner
US4800564A (en) * 1986-09-29 1989-01-24 International Business Machines Corporation High performance clock system error detection and fault isolation
EP0294505B1 (en) * 1987-06-11 1993-03-03 International Business Machines Corporation Clock generator system
DE8816680U1 (de) * 1988-02-18 1990-04-19 Dr. Johannes Heidenhain Gmbh, 83301 Traunreut Positionsmeßeinrichtung mit einer Schaltungsanordnung zur Erkennung von Störsignalen
US5077739A (en) * 1989-05-17 1991-12-31 Unisys Corporation Method for isolating failures of clear signals in instruction processors
US9115870B2 (en) * 2013-03-14 2015-08-25 Cree, Inc. LED lamp and hybrid reflector
US9897651B2 (en) * 2016-03-03 2018-02-20 Qualcomm Incorporated Ultra-fast autonomous clock monitoring circuit for safe and secure automotive applications

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE197047C1 (en, 2012) *
US3056108A (en) * 1959-06-30 1962-09-25 Internat Bushiness Machines Co Error check circuit
US3176269A (en) * 1962-05-28 1965-03-30 Ibm Ring counter checking circuit
DE1537379C3 (de) * 1967-09-22 1980-07-03 Siemens Ag, 1000 Berlin Und 8000 Muenchen Sicherheitsschaltung zum Durchführen logischer Verknüpfungen für binäre Schaltvariable und deren antivalente Schaltvariable
US3659088A (en) * 1970-08-06 1972-04-25 Cogar Corp Method for indicating memory chip failure modes
US3805152A (en) * 1971-08-04 1974-04-16 Ibm Recirculating testing methods and apparatus
US3815025A (en) * 1971-10-18 1974-06-04 Ibm Large-scale integrated circuit testing structure
US3789205A (en) * 1972-09-28 1974-01-29 Ibm Method of testing mosfet planar boards
US3761695A (en) * 1972-10-16 1973-09-25 Ibm Method of level sensitive testing a functional logic system
US3961252A (en) * 1974-12-20 1976-06-01 International Business Machines Corporation Testing embedded arrays

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19923231C1 (de) * 1999-05-20 2001-01-11 Beta Res Gmbh Digitale Analysierung von Frequenzen bei Chipkarten

Also Published As

Publication number Publication date
FR2326080A1 (fr) 1977-04-22
FI64474B (fi) 1983-07-29
DK436276A (da) 1977-03-30
NL187136C (nl) 1991-06-03
DK153605C (da) 1988-12-19
YU232476A (en) 1983-04-27
HU174136B (hu) 1979-11-28
GB1527167A (en) 1978-10-04
JPS5930288B2 (ja) 1984-07-26
US4081662A (en) 1978-03-28
DK153605B (da) 1988-08-01
MY8100229A (en) 1981-12-31
EG13396A (en) 1981-03-31
YU37408B (en) 1984-08-31
IN146507B (en, 2012) 1979-06-23
AR212340A1 (es) 1978-06-30
IT1072928B (it) 1985-04-13
SU1109073A3 (ru) 1984-08-15
DD126299A5 (en, 2012) 1977-07-06
NL7610427A (nl) 1977-03-31
NO763310L (en, 2012) 1977-03-30
BR7606344A (pt) 1977-05-31
JPS5243335A (en) 1977-04-05
NO147199B (no) 1982-11-08
FI762704A7 (en, 2012) 1977-03-30
CH607460A5 (en, 2012) 1978-12-29
CA1074020A (en) 1980-03-18
FI64474C (fi) 1983-11-10
BE846703A (fr) 1977-01-17
NO147199C (no) 1983-02-16
CS251055B2 (en) 1987-06-11
FR2326080B1 (en, 2012) 1982-12-03
NL187136B (nl) 1991-01-02
PL108782B1 (en) 1980-04-30
DE2641700A1 (de) 1977-04-07
ES451922A1 (es) 1977-09-01

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition