DE69505871T2 - Taktfehlererkennungsschaltung - Google Patents

Taktfehlererkennungsschaltung

Info

Publication number
DE69505871T2
DE69505871T2 DE69505871T DE69505871T DE69505871T2 DE 69505871 T2 DE69505871 T2 DE 69505871T2 DE 69505871 T DE69505871 T DE 69505871T DE 69505871 T DE69505871 T DE 69505871T DE 69505871 T2 DE69505871 T2 DE 69505871T2
Authority
DE
Germany
Prior art keywords
detection circuit
error detection
clock error
clock
circuit
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 - Lifetime
Application number
DE69505871T
Other languages
English (en)
Other versions
DE69505871D1 (de
Inventor
Carl A Bender
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE69505871D1 publication Critical patent/DE69505871D1/de
Application granted granted Critical
Publication of DE69505871T2 publication Critical patent/DE69505871T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
    • G06F11/076—Error or fault detection not based on redundancy by exceeding limits by exceeding a count or rate limit, e.g. word- or bit count limit
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
    • G06F13/14—Handling requests for interconnection or transfer
    • G06F13/20—Handling requests for interconnection or transfer for access to input/output bus
    • G06F13/28—Handling requests for interconnection or transfer for access to input/output bus using burst mode transfer, e.g. direct memory access DMA, cycle steal

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Multi Processors (AREA)
  • Bus Control (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Communication Control (AREA)
DE69505871T 1994-04-05 1995-02-13 Taktfehlererkennungsschaltung Expired - Lifetime DE69505871T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/222,813 US5471488A (en) 1994-04-05 1994-04-05 Clock fault detection circuit

Publications (2)

Publication Number Publication Date
DE69505871D1 DE69505871D1 (de) 1998-12-17
DE69505871T2 true DE69505871T2 (de) 1999-07-01

Family

ID=22833804

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69505871T Expired - Lifetime DE69505871T2 (de) 1994-04-05 1995-02-13 Taktfehlererkennungsschaltung

Country Status (4)

Country Link
US (1) US5471488A (de)
EP (1) EP0676695B1 (de)
JP (1) JP2802043B2 (de)
DE (1) DE69505871T2 (de)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6050943A (en) * 1997-10-14 2000-04-18 Guided Therapy Systems, Inc. Imaging, therapy, and temperature monitoring ultrasonic system
US6029253A (en) * 1997-10-30 2000-02-22 Micron Electronics, Inc. Method for synchronizing data with a bi-directional buffer
US6055597A (en) * 1997-10-30 2000-04-25 Micron Electronics, Inc. Bi-directional synchronizing buffer system
US5884101A (en) * 1998-04-17 1999-03-16 I-Cube, Inc. Apparatus for detecting data buffer faults
US6718282B1 (en) * 1999-10-20 2004-04-06 Cisco Technology, Inc. Fault tolerant client-server environment
US6629257B1 (en) * 2000-08-31 2003-09-30 Hewlett-Packard Development Company, L.P. System and method to automatically reset and initialize a clocking subsystem with reset signaling technique
US7914453B2 (en) * 2000-12-28 2011-03-29 Ardent Sound, Inc. Visual imaging system for ultrasonic probe
US7472207B2 (en) * 2001-10-09 2008-12-30 Aftg-Tg, L.L.C. Optimized-incrementing, time-gap defect detection apparatus and method
US6691181B2 (en) * 2001-10-09 2004-02-10 Phillip M. Adams Programmatic time-gap defect detection apparatus and method
JP4547198B2 (ja) * 2004-06-30 2010-09-22 富士通株式会社 演算装置、演算装置の制御方法、プログラム及びコンピュータ読取り可能記録媒体
US7824348B2 (en) 2004-09-16 2010-11-02 Guided Therapy Systems, L.L.C. System and method for variable depth ultrasound treatment
US8535228B2 (en) 2004-10-06 2013-09-17 Guided Therapy Systems, Llc Method and system for noninvasive face lifts and deep tissue tightening
US10864385B2 (en) 2004-09-24 2020-12-15 Guided Therapy Systems, Llc Rejuvenating skin by heating tissue for cosmetic treatment of the face and body
US8444562B2 (en) 2004-10-06 2013-05-21 Guided Therapy Systems, Llc System and method for treating muscle, tendon, ligament and cartilage tissue
EP1871479B1 (de) * 2004-10-06 2017-09-13 Guided Therapy Systems, L.L.C. System für die kontrollierte wärmebehandlung von menschlichem oberflächlichem gewebe
US7758524B2 (en) * 2004-10-06 2010-07-20 Guided Therapy Systems, L.L.C. Method and system for ultra-high frequency ultrasound treatment
US8133180B2 (en) 2004-10-06 2012-03-13 Guided Therapy Systems, L.L.C. Method and system for treating cellulite
US20060111744A1 (en) * 2004-10-13 2006-05-25 Guided Therapy Systems, L.L.C. Method and system for treatment of sweat glands
US11883688B2 (en) 2004-10-06 2024-01-30 Guided Therapy Systems, Llc Energy based fat reduction
US9827449B2 (en) 2004-10-06 2017-11-28 Guided Therapy Systems, L.L.C. Systems for treating skin laxity
US8690779B2 (en) 2004-10-06 2014-04-08 Guided Therapy Systems, Llc Noninvasive aesthetic treatment for tightening tissue
US11235179B2 (en) 2004-10-06 2022-02-01 Guided Therapy Systems, Llc Energy based skin gland treatment
US9694212B2 (en) 2004-10-06 2017-07-04 Guided Therapy Systems, Llc Method and system for ultrasound treatment of skin
US8663112B2 (en) 2004-10-06 2014-03-04 Guided Therapy Systems, Llc Methods and systems for fat reduction and/or cellulite treatment
US20060079868A1 (en) * 2004-10-07 2006-04-13 Guided Therapy Systems, L.L.C. Method and system for treatment of blood vessel disorders
US11207548B2 (en) 2004-10-07 2021-12-28 Guided Therapy Systems, L.L.C. Ultrasound probe for treating skin laxity
US11724133B2 (en) 2004-10-07 2023-08-15 Guided Therapy Systems, Llc Ultrasound probe for treatment of skin
WO2006116480A2 (en) * 2005-04-25 2006-11-02 Guided Therapy Systems, L.L.C. Method and system for enhancing computer peripheral saftey
FR2891069B1 (fr) * 2005-09-16 2007-11-09 Thales Sa Procede de controle du bon fonctionnement d'un calculateur
EP2081646B1 (de) * 2006-09-19 2016-04-06 Guided Therapy Systems, L.L.C. System zur behandlung von muskeln, sehnen, bändern und knorpelgewebe
JP2010526589A (ja) 2007-05-07 2010-08-05 ガイデッド セラピー システムズ， エル．エル．シー． 音響エネルギーを使用してメディカントを調節するための方法およびシステム
US20150174388A1 (en) 2007-05-07 2015-06-25 Guided Therapy Systems, Llc Methods and Systems for Ultrasound Assisted Delivery of a Medicant to Tissue
KR102087909B1 (ko) 2008-06-06 2020-03-12 얼테라, 인크 코스메틱 치료 시스템
US9038073B2 (en) * 2009-08-13 2015-05-19 Qualcomm Incorporated Data mover moving data to accelerator for processing and returning result data based on instruction received from a processor utilizing software and hardware interrupts
US20110041128A1 (en) * 2009-08-13 2011-02-17 Mathias Kohlenz Apparatus and Method for Distributed Data Processing
US8762532B2 (en) * 2009-08-13 2014-06-24 Qualcomm Incorporated Apparatus and method for efficient memory allocation
US8788782B2 (en) 2009-08-13 2014-07-22 Qualcomm Incorporated Apparatus and method for memory management and efficient data processing
US8715186B2 (en) * 2009-11-24 2014-05-06 Guided Therapy Systems, Llc Methods and systems for generating thermal bubbles for improved ultrasound imaging and therapy
US9149658B2 (en) 2010-08-02 2015-10-06 Guided Therapy Systems, Llc Systems and methods for ultrasound treatment
US9510802B2 (en) 2012-09-21 2016-12-06 Guided Therapy Systems, Llc Reflective ultrasound technology for dermatological treatments
CN204017181U (zh) 2013-03-08 2014-12-17 奥赛拉公司 美学成像与处理系统、多焦点处理系统和执行美容过程的系统
US10561862B2 (en) 2013-03-15 2020-02-18 Guided Therapy Systems, Llc Ultrasound treatment device and methods of use
US9589637B1 (en) 2013-12-18 2017-03-07 Nxp Usa, Inc. Storage element with storage and clock tree monitoring circuit and methods therefor
ES2972602T3 (es) 2014-04-18 2024-06-13 Ulthera Inc Terapia de ultrasonido con transductor de banda
CN108367317B (zh) 2016-01-18 2020-10-09 奥赛拉公司 具有外围电连接到柔性印刷电路板的环形超声波阵列的紧凑型超声波装置及其组装方法
CN109562279B (zh) 2016-08-16 2022-03-15 奥赛拉公司 用于皮肤的美容超声治疗的系统和方法
US10691519B2 (en) * 2016-09-15 2020-06-23 International Business Machines Corporation Hang detection and recovery
WO2019164836A1 (en) 2018-02-20 2019-08-29 Ulthera, Inc. Systems and methods for combined cosmetic treatment of cellulite with ultrasound

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5435728B2 (de) * 1973-09-18 1979-11-05
US3942125A (en) * 1975-01-08 1976-03-02 Gte Automatic Electric Laboratories Incorporated Digital repetition rate check circuit
US4229816A (en) * 1979-05-29 1980-10-21 Redcom Laboratories, Inc. Timing signal generation and distribution system for TDM telecommunications systems
US4920540A (en) * 1987-02-25 1990-04-24 Stratus Computer, Inc. Fault-tolerant digital timing apparatus and method
JPS59114652A (ja) * 1982-12-21 1984-07-02 Nissan Motor Co Ltd ウォッチドッグ・タイマ回路
JPS6037815A (ja) * 1983-08-09 1985-02-27 Nec Corp クロツク検出回路
US4686677A (en) * 1985-08-02 1987-08-11 Unisys Corporation Apparatus and method for detecting time-related faults
US4691126A (en) * 1985-08-29 1987-09-01 Sperry Corporation Redundant synchronous clock system
US4800564A (en) * 1986-09-29 1989-01-24 International Business Machines Corporation High performance clock system error detection and fault isolation
US5020024A (en) * 1987-01-16 1991-05-28 Stratus Computer, Inc. Method and apparatus for detecting selected absence of digital logic synchronism
GB2205019A (en) * 1987-05-20 1988-11-23 Planet Technology Ltd Electronic alarm unit
US4864574A (en) * 1988-02-04 1989-09-05 Rockwell International Corporation Injection lock clock detection apparatus
US5081629A (en) * 1989-05-08 1992-01-14 Unisys Corporation Fault isolation for multiphase clock signals supplied to dual modules which are checked by comparison using residue code generators
JPH0346854A (ja) * 1989-07-14 1991-02-28 Iwatsu Electric Co Ltd 電話機
US4972414A (en) * 1989-11-13 1990-11-20 International Business Machines Corporation Method and apparatus for detecting oscillator stuck faults in a level sensitive scan design (LSSD) system
US5180935A (en) * 1990-11-09 1993-01-19 Motorola, Inc. Digital timing discriminator
US5313476A (en) * 1991-06-28 1994-05-17 International Business Machines Corporation Clock security ring
US5377187A (en) * 1991-09-03 1994-12-27 Motorola, Inc. Addressing method and apparatus for a data conveyance modular network
US5301171A (en) * 1993-06-01 1994-04-05 Honeywell Inc. Cross-monitored pair of clocks for processor fail-safe operation

Also Published As

Publication number Publication date
DE69505871D1 (de) 1998-12-17
JPH07282025A (ja) 1995-10-27
EP0676695A2 (de) 1995-10-11
EP0676695B1 (de) 1998-11-11
JP2802043B2 (ja) 1998-09-21
EP0676695A3 (de) 1996-02-28
US5471488A (en) 1995-11-28

Similar Documents

Publication Publication Date Title
DE69505871D1 (de) Taktfehlererkennungsschaltung
DE69533071D1 (de) Oszillatorschaltung
DE69535087D1 (de) Schaltungsanordnung zur Taktrückgewinnung
DE69511661T2 (de) Referenzschaltung
DE69833715D1 (de) Taktrückgewinnungsschaltung
KR960015836A (ko) 집적회로 시험장치
DE69509267T2 (de) Taktschaltung
DE69830541D1 (de) Taktgewinnungsschaltung
FR2727376B1 (fr) Derailleur electronique
DE69410836D1 (de) Schaltkreis
FI952261A0 (fi) Epäresiprookkinen piirielementti
DE59409022D1 (de) Integrierte Komparator-Schaltung
DE69413154D1 (de) Detektionsschaltung
DE69428421D1 (de) Nicht-reziprokes schaltungselement
DE59502827D1 (de) Integrierte schaltung
DE69618122D1 (de) Übergangsdetektionsschaltung
DE59509059D1 (de) Phasendetektorschaltung
DE69834475D1 (de) Taktsignal-Erkennungsschaltung
KR950021782U (ko) 클럭 유무 감지회로
KR970060023U (ko) 클록 유실 검출회로
GB2288956B (en) Error detection circuit
KR950021771U (ko) 클럭신호점검회로
DE69313257T2 (de) Schaltung
KR960035499U (ko) 캡스턴계의 에러 방지회로
KR960025983U (ko) 자명종이 설치된 전화기

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8330 Complete disclaimer