DE69709957D1 - Eine Temperatur- und Spannungskompenzationsschaltung - Google Patents

Eine Temperatur- und Spannungskompenzationsschaltung

Info

Publication number
DE69709957D1
DE69709957D1 DE69709957T DE69709957T DE69709957D1 DE 69709957 D1 DE69709957 D1 DE 69709957D1 DE 69709957 T DE69709957 T DE 69709957T DE 69709957 T DE69709957 T DE 69709957T DE 69709957 D1 DE69709957 D1 DE 69709957D1
Authority
DE
Germany
Prior art keywords
temperature
compensation circuit
voltage compensation
voltage
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
DE69709957T
Other languages
English (en)
Other versions
DE69709957T2 (de
Inventor
Shih-Ming Shih
Hemant K Thapar
Richard A Contreras
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.)
Renesas Electronics Corp
Original Assignee
NEC 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 NEC Corp filed Critical NEC Corp
Application granted granted Critical
Publication of DE69709957D1 publication Critical patent/DE69709957D1/de
Publication of DE69709957T2 publication Critical patent/DE69709957T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • G11B20/10055—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter using partial response filtering when writing the signal to the medium or reading it therefrom
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/22—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only
    • G05F3/222—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only with compensation for device parameters, e.g. Early effect, gain, manufacturing process, or external variations, e.g. temperature, loading, supply voltage
    • G05F3/225—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations wherein the transistors are of the bipolar type only with compensation for device parameters, e.g. Early effect, gain, manufacturing process, or external variations, e.g. temperature, loading, supply voltage producing a current or voltage as a predetermined function of the temperature
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/26—Current mirrors
    • G05F3/267—Current mirrors using both bipolar and field-effect technology
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10037—A/D conversion, D/A conversion, sampling, slicing and digital quantisation or adjusting parameters thereof
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10481—Improvement or modification of read or write signals optimisation methods
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1291—Current or voltage controlled filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0001—Analogue adaptive filters
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B2020/1264—Formatting, e.g. arrangement of data block or words on the record carriers wherein the formatting concerns a specific kind of data
    • G11B2020/1289—Formatting of user data
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • G11B5/035—Equalising
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H21/00—Adaptive networks
    • H03H21/0012—Digital adaptive filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
DE69709957T 1996-08-01 1997-08-01 Eine Temperatur- und Spannungskompenzationsschaltung Expired - Lifetime DE69709957T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/690,950 US5949820A (en) 1996-08-01 1996-08-01 Method for optimizing an equalization and receive filter

Publications (2)

Publication Number Publication Date
DE69709957D1 true DE69709957D1 (de) 2002-02-28
DE69709957T2 DE69709957T2 (de) 2002-09-12

Family

ID=24774607

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69709957T Expired - Lifetime DE69709957T2 (de) 1996-08-01 1997-08-01 Eine Temperatur- und Spannungskompenzationsschaltung

Country Status (6)

Country Link
US (2) US5949820A (de)
EP (2) EP0822554A3 (de)
JP (2) JP3003780B2 (de)
KR (1) KR100295120B1 (de)
DE (1) DE69709957T2 (de)
SG (1) SG70020A1 (de)

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US6744586B2 (en) 2000-01-03 2004-06-01 Seagate Technology Llc Method and apparatus for monitoring temperature
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US6493403B1 (en) * 2000-02-02 2002-12-10 Infineon Technologies North America Corp. Asynchronous timing for interpolated timing recovery
US6671118B2 (en) 2000-04-18 2003-12-30 Seagate Technology Llc Common mode termination method and apparatus for a write head
AU2001259201A1 (en) 2000-04-28 2001-11-12 Broadcom Corporation High-speed serial data transceiver systems and related methods
US7564866B2 (en) 2000-07-21 2009-07-21 Broadcom Corporation Methods and systems for digitally processing optical data signals
US7245638B2 (en) 2000-07-21 2007-07-17 Broadcom Corporation Methods and systems for DSP-based receivers
US6509801B1 (en) * 2001-06-29 2003-01-21 Sierra Monolithics, Inc. Multi-gigabit-per-sec clock recovery apparatus and method for optical communications
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US6894858B1 (en) * 2002-08-06 2005-05-17 Storage Technology Corporation Read equalizer optimization based on the PTR effects to write equalization
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US20080116964A1 (en) * 2006-11-22 2008-05-22 Kent Kernahan Apparatus and method for controlling the propagation delay of a circuit by controlling the voltage applied to the circuit
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TWI489770B (zh) * 2012-06-18 2015-06-21 Via Tech Inc 去除差分信號雜訊的電路和方法以及接收差分信號的晶片

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Also Published As

Publication number Publication date
JPH10106162A (ja) 1998-04-24
EP0822554A3 (de) 1998-10-21
EP0967602B1 (de) 2002-01-09
EP0822554A2 (de) 1998-02-04
KR100295120B1 (ko) 2002-08-14
KR19980018316A (ko) 1998-06-05
US5949820A (en) 1999-09-07
JP3457587B2 (ja) 2003-10-20
JP3003780B2 (ja) 2000-01-31
EP0967602A1 (de) 1999-12-29
SG70020A1 (en) 2000-01-25
DE69709957T2 (de) 2002-09-12
US6154017A (en) 2000-11-28
JP2000076797A (ja) 2000-03-14

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