FI64474C - Saett att oevervaka klocksignaler i digitala system - Google Patents

Saett att oevervaka klocksignaler i digitala system Download PDF

Info

Publication number: FI64474C
Authority: FI; Finland
Prior art keywords: register; monitoring; clock; registers; chain
Prior art date: 1975-09-29

Application number

FI762704A

Other languages

English (en)

Swedish (sv)

Other versions

FI64474B (fi

FI762704A (fi

Inventor

Jens Erland Pehrson

Sture Goesta Roos

Bartholo Valastro

Original Assignee

Ericsson Telefon Ab L M

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.)

1975-09-29

Filing date

1976-09-22

Publication date

1983-11-10

1976-09-22 Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M

1977-03-30 Publication of FI762704A publication Critical patent/FI762704A/fi

1983-07-29 Publication of FI64474B publication Critical patent/FI64474B/fi

1983-11-10 Application granted granted Critical

1983-11-10 Publication of FI64474C publication Critical patent/FI64474C/fi

Classifications

- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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)
Tests Of Electronic Circuits (AREA)
Detection And Correction Of Errors (AREA)
Selective Calling Equipment (AREA)
Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Monitoring And Testing Of Transmission In General (AREA)
Alarm Systems (AREA)
Test And Diagnosis Of Digital Computers (AREA)

FI762704A 1975-09-29 1976-09-22 Saett att oevervaka klocksignaler i digitala system FI64474C (fi)

Applications Claiming Priority (2)

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

Publications (3)

Publication Number	Publication Date
FI762704A FI762704A (fi)	1977-03-30
FI64474B FI64474B (fi)	1983-07-29
FI64474C true FI64474C (fi)	1983-11-10

Family

ID=3766383

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI762704A FI64474C (fi)	1975-09-29	1976-09-22	Saett att oevervaka klocksignaler i digitala system

Country Status (25)

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

Families Citing this family (12)

* 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
DE3784496T2 (de) *	1987-06-11	1993-09-16	Ibm	Taktgeneratorsystem.
DE3804969C1 (fi) *	1988-02-18	1989-09-14	Dr. Johannes Heidenhain Gmbh, 8225 Traunreut, De
US5077739A (en) *	1989-05-17	1991-12-31	Unisys Corporation	Method for isolating failures of clear signals in instruction processors
DE19923231C1 (de) *	1999-05-20	2001-01-11	Beta Res Gmbh	Digitale Analysierung von Frequenzen bei Chipkarten
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 (fi) *
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

1976
- 1976-09-09 IN IN1665/CAL/76A patent/IN146507B/en unknown
- 1976-09-13 US US05/722,673 patent/US4081662A/en not_active Expired - Lifetime
- 1976-09-16 DE DE19762641700 patent/DE2641700A1/de active Granted
- 1976-09-16 CA CA261,360A patent/CA1074020A/en not_active Expired
- 1976-09-20 NL NLAANVRAGE7610427,A patent/NL187136C/xx not_active IP Right Cessation
- 1976-09-22 YU YU2324/76A patent/YU37408B/xx unknown
- 1976-09-22 FI FI762704A patent/FI64474C/fi not_active IP Right Cessation
- 1976-09-23 BR BR7606344A patent/BR7606344A/pt unknown
- 1976-09-24 GB GB39859/76A patent/GB1527167A/en not_active Expired
- 1976-09-27 DD DD195000A patent/DD126299A5/xx unknown
- 1976-09-27 PL PL1976192689A patent/PL108782B1/pl unknown
- 1976-09-27 CH CH1217876A patent/CH607460A5/xx not_active IP Right Cessation
- 1976-09-28 DK DK436276A patent/DK153605C/da not_active IP Right Cessation
- 1976-09-28 AR AR264896A patent/AR212340A1/es active
- 1976-09-28 ES ES451922A patent/ES451922A1/es not_active Expired
- 1976-09-28 NO NO76763310A patent/NO147199C/no unknown
- 1976-09-28 HU HU76EI701A patent/HU174136B/hu unknown
- 1976-09-28 JP JP51116470A patent/JPS5930288B2/ja not_active Expired
- 1976-09-28 FR FR7629130A patent/FR2326080A1/fr active Granted
- 1976-09-29 CS CS766293A patent/CS251055B2/cs unknown
- 1976-09-29 EG EG596/76A patent/EG13396A/xx active
- 1976-09-29 IT IT7627776A patent/IT1072928B/it active
- 1976-09-29 SU SU762404801A patent/SU1109073A3/ru active
- 1976-09-29 BE BE171039A patent/BE846703A/xx not_active IP Right Cessation
1981
- 1981-12-30 MY MY229/81A patent/MY8100229A/xx unknown

Also Published As

Publication number	Publication date
DD126299A5 (fi)	1977-07-06
DE2641700C2 (fi)	1987-10-29
DK436276A (da)	1977-03-30
JPS5930288B2 (ja)	1984-07-26
NO763310L (fi)	1977-03-30
IN146507B (fi)	1979-06-23
BE846703A (fr)	1977-01-17
FI64474B (fi)	1983-07-29
CS251055B2 (en)	1987-06-11
ES451922A1 (es)	1977-09-01
NO147199B (no)	1982-11-08
SU1109073A3 (ru)	1984-08-15
YU232476A (en)	1983-04-27
AR212340A1 (es)	1978-06-30
MY8100229A (en)	1981-12-31
PL108782B1 (en)	1980-04-30
NL7610427A (nl)	1977-03-31
EG13396A (en)	1981-03-31
FR2326080B1 (fi)	1982-12-03
HU174136B (hu)	1979-11-28
DK153605B (da)	1988-08-01
DK153605C (da)	1988-12-19
YU37408B (en)	1984-08-31
BR7606344A (pt)	1977-05-31
IT1072928B (it)	1985-04-13
NL187136B (nl)	1991-01-02
NO147199C (no)	1983-02-16
CA1074020A (en)	1980-03-18
DE2641700A1 (de)	1977-04-07
FR2326080A1 (fr)	1977-04-22
CH607460A5 (fi)	1978-12-29
FI762704A (fi)	1977-03-30
GB1527167A (en)	1978-10-04
NL187136C (nl)	1991-06-03
JPS5243335A (en)	1977-04-05
US4081662A (en)	1978-03-28

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Legal Events

Date	Code	Title	Description
1976-09-22	MA	Patent expired
2004-08-31	MA	Patent expired	Owner name: OY L M ERICSSON AB