DE19882980T1 - Full and half rate signal space acquisition for channels using a time variable MTR - Google Patents

Full and half rate signal space acquisition for channels using a time variable MTR

Info

Publication number
DE19882980T1
DE19882980T1 DE19882980T DE19882980T DE19882980T1 DE 19882980 T1 DE19882980 T1 DE 19882980T1 DE 19882980 T DE19882980 T DE 19882980T DE 19882980 T DE19882980 T DE 19882980T DE 19882980 T1 DE19882980 T1 DE 19882980T1
Authority
DE
Germany
Prior art keywords
mtr
channels
full
rate signal
time variable
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.)
Withdrawn
Application number
DE19882980T
Other languages
German (de)
Inventor
Bernardo Rub
Hamid R Shafiee
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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
Priority claimed from US09/076,961 external-priority patent/US5936558A/en
Application filed by Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of DE19882980T1 publication Critical patent/DE19882980T1/en
Withdrawn legal-status Critical Current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
    • G11B20/14—Digital recording or reproducing using self-clocking codes
    • G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
    • G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
    • G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/31—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining coding for error detection or correction and efficient use of the spectrum
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M5/00—Conversion of the form of the representation of individual digits
    • H03M5/02—Conversion to or from representation by pulses
    • H03M5/04—Conversion to or from representation by pulses the pulses having two levels
    • H03M5/14—Code representation, e.g. transition, for a given bit cell depending on the information in one or more adjacent bit cells, e.g. delay modulation code, double density code
    • H03M5/145—Conversion to or from block codes or representations thereof
DE19882980T 1998-02-24 1998-09-09 Full and half rate signal space acquisition for channels using a time variable MTR Withdrawn DE19882980T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7571198P 1998-02-24 1998-02-24
US09/076,961 US5936558A (en) 1997-05-14 1998-05-13 Signal space detector for channels utilizing a code having time varying constraints
PCT/US1998/018851 WO1999044295A1 (en) 1998-02-24 1998-09-09 Full and half-rate signal space detection for channels with a time-varying mtr

Publications (1)

Publication Number Publication Date
DE19882980T1 true DE19882980T1 (en) 2001-03-29

Family

ID=26757197

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19882980T Withdrawn DE19882980T1 (en) 1998-02-24 1998-09-09 Full and half rate signal space acquisition for channels using a time variable MTR

Country Status (5)

Country Link
JP (1) JP2002505540A (en)
CN (1) CN1158776C (en)
DE (1) DE19882980T1 (en)
GB (1) GB2349251B (en)
WO (1) WO1999044295A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2392640A1 (en) * 2002-07-05 2004-01-05 Voiceage Corporation A method and device for efficient in-based dim-and-burst signaling and half-rate max operation in variable bit-rate wideband speech coding for cdma wireless systems
CN101562372B (en) * 2009-04-10 2012-11-14 北京新宇航世纪科技有限公司 Self-control energy-saving motor
CN111101892B (en) * 2020-02-05 2021-11-09 电子科技大学 Shale gas horizontal well shaft pressure test and toe end sliding sleeve starting combined method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5731768A (en) * 1996-01-31 1998-03-24 Seagate Technology, Inc. Method and apparatus for implementing codes with maximum transition run length

Also Published As

Publication number Publication date
GB2349251B (en) 2003-01-08
GB2349251A (en) 2000-10-25
GB0017526D0 (en) 2000-09-06
CN1158776C (en) 2004-07-21
WO1999044295A1 (en) 1999-09-02
CN1301432A (en) 2001-06-27
JP2002505540A (en) 2002-02-19

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US

8110 Request for examination paragraph 44
8139 Disposal/non-payment of the annual fee