IT1134473B - Circuito di controllo d'orologio - Google Patents

Circuito di controllo d'orologio

Info

Publication number
IT1134473B
IT1134473B IT26254/80A IT2625480A IT1134473B IT 1134473 B IT1134473 B IT 1134473B IT 26254/80 A IT26254/80 A IT 26254/80A IT 2625480 A IT2625480 A IT 2625480A IT 1134473 B IT1134473 B IT 1134473B
Authority
IT
Italy
Prior art keywords
control circuit
clock control
clock
circuit
control
Prior art date
Application number
IT26254/80A
Other languages
English (en)
Other versions
IT8026254A0 (it
Inventor
Donald W Mclaughlin
Original Assignee
Gte Automatic Electric Lab Inc
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 Gte Automatic Electric Lab Inc filed Critical Gte Automatic Electric Lab Inc
Publication of IT8026254A0 publication Critical patent/IT8026254A0/it
Application granted granted Critical
Publication of IT1134473B publication Critical patent/IT1134473B/it

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/19—Monitoring patterns of pulse trains

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Manipulation Of Pulses (AREA)
IT26254/80A 1979-12-03 1980-11-27 Circuito di controllo d'orologio IT1134473B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/099,948 US4308472A (en) 1979-12-03 1979-12-03 Clock check circuit

Publications (2)

Publication Number Publication Date
IT8026254A0 IT8026254A0 (it) 1980-11-27
IT1134473B true IT1134473B (it) 1986-08-13

Family

ID=22277364

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26254/80A IT1134473B (it) 1979-12-03 1980-11-27 Circuito di controllo d'orologio

Country Status (4)

Country Link
US (1) US4308472A (it)
BE (1) BE885359A (it)
CA (1) CA1159533A (it)
IT (1) IT1134473B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02209008A (ja) * 1989-02-09 1990-08-20 Fujitsu Ltd クロック信号変換回路
US5101127A (en) * 1989-03-23 1992-03-31 Texas Instruments Incorporated Digital integrated frequency discriminator of external clock and internally generated signal backup
IT1244205B (it) * 1990-12-19 1994-07-08 Sgs Thomson Microelectronics Circuito di generazione di un clock di scansione in un dispositivo di analisi operativa di tipo seriale per circuito integrato
US5489865A (en) * 1992-02-28 1996-02-06 Media Vision, Inc. Circuit for filtering asynchronous metastability of cross-coupled logic gates
JPH0795156A (ja) * 1993-09-20 1995-04-07 Fujitsu Ltd 光入力断検出回路
JP2697621B2 (ja) * 1994-07-29 1998-01-14 日本電気株式会社 信号周期検出回路および信号断監視回路
JPH0884161A (ja) * 1994-09-13 1996-03-26 Fuji Electric Co Ltd バイフェーズ符号を用いたシリアル通信装置用の受信検知回路装置
US6002274A (en) * 1995-09-29 1999-12-14 Dallas Semiconductor Oversampled state machine for jitter tolerant pulse detection
US5956370A (en) * 1996-01-17 1999-09-21 Lsi Logic Corporation Wrap-back test system and method
US5781544A (en) * 1996-01-17 1998-07-14 Lsi Logic Corporation Method for interleaving network traffic over serial lines
US5787114A (en) * 1996-01-17 1998-07-28 Lsi Logic Corporation Loop-back test system and method
US5781038A (en) * 1996-02-05 1998-07-14 Lsi Logic Corporation High speed phase locked loop test method and means
US5896426A (en) * 1996-02-05 1999-04-20 Lsi Logic Corporation Programmable synchronization character
US5708375A (en) * 1996-04-29 1998-01-13 Fluke Corporation Minimum pulse width detector for a measurement instrument
US6208621B1 (en) 1997-12-16 2001-03-27 Lsi Logic Corporation Apparatus and method for testing the ability of a pair of serial data transceivers to transmit serial data at one frequency and to receive serial data at another frequency
US6341142B2 (en) 1997-12-16 2002-01-22 Lsi Logic Corporation Serial data transceiver including elements which facilitate functional testing requiring access to only the serial data ports, and an associated test method
US6331999B1 (en) 1998-01-15 2001-12-18 Lsi Logic Corporation Serial data transceiver architecture and test method for measuring the amount of jitter within a serial data stream
DE102007022369A1 (de) 2007-05-07 2008-11-20 IHP GmbH - Innovations for High Performance Microelectronics/Institut für innovative Mikroelektronik Taktüberwachungsschaltung
DE102007031131A1 (de) 2007-06-29 2009-01-08 IHP GmbH - Innovations for High Performance Microelectronics/Institut für innovative Mikroelektronik Taktüberwachungsschaltung mit interner Referenztaktquelle
CN102136832B (zh) * 2011-02-15 2013-04-24 上海华为技术有限公司 时钟信号检测方法及系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL252942A (it) * 1959-07-01
US3876951A (en) * 1972-01-26 1975-04-08 Johnson Service Co Digital filter circuits
JPS52145A (en) * 1975-06-23 1977-01-05 Hitachi Ltd Tertiary value generator

Also Published As

Publication number Publication date
BE885359A (fr) 1981-01-16
IT8026254A0 (it) 1980-11-27
CA1159533A (en) 1983-12-27
US4308472A (en) 1981-12-29

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