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GB2558230B - Method of operating a display driver - Google Patents

Method of operating a display driver

Info

Publication number
GB2558230B
GB2558230B GB1622021.2A GB201622021A GB2558230B GB 2558230 B GB2558230 B GB 2558230B GB 201622021 A GB201622021 A GB 201622021A GB 2558230 B GB2558230 B GB 2558230B
Authority
GB
United Kingdom
Prior art keywords
operating
display driver
driver
display
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.)
Active
Application number
GB1622021.2A
Other versions
GB2558230A (en
GB201622021D0 (en
Inventor
Christmas Jamieson
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.)
Dualitas Ltd
Original Assignee
Dualitas Ltd
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 Dualitas Ltd filed Critical Dualitas Ltd
Priority to GB1622021.2A priority Critical patent/GB2558230B/en
Publication of GB201622021D0 publication Critical patent/GB201622021D0/en
Priority to PCT/GB2017/053221 priority patent/WO2018078366A1/en
Priority to CN201780075010.3A priority patent/CN110036437B/en
Priority to JP2019522318A priority patent/JP7049335B2/en
Priority to EP17792147.5A priority patent/EP3472827B1/en
Priority to US16/345,688 priority patent/US10847068B2/en
Priority to TW106137143A priority patent/TWI653613B/en
Publication of GB2558230A publication Critical patent/GB2558230A/en
Application granted granted Critical
Publication of GB2558230B publication Critical patent/GB2558230B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration
    • H03M1/1033—Calibration over the full range of the converter, e.g. for correcting differential non-linearity
    • H03M1/1038—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables
    • H03M1/1042—Calibration over the full range of the converter, e.g. for correcting differential non-linearity by storing corrected or correction values in one or more digital look-up tables the look-up table containing corrected values for replacing the original digital values
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
    • G09G3/3275—Details of drivers for data electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration
    • H03M1/1014—Calibration at one point of the transfer characteristic, i.e. by adjusting a single reference value, e.g. bias or gain error
    • H03M1/1019—Calibration at one point of the transfer characteristic, i.e. by adjusting a single reference value, e.g. bias or gain error by storing a corrected or correction value in a digital look-up table
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0243—Details of the generation of driving signals
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/027—Details of drivers for data electrodes, the drivers handling digital grey scale data, e.g. use of D/A converters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/66—Digital/analogue converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
GB1622021.2A 2016-10-27 2016-12-22 Method of operating a display driver Active GB2558230B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GB1622021.2A GB2558230B (en) 2016-12-22 2016-12-22 Method of operating a display driver
PCT/GB2017/053221 WO2018078366A1 (en) 2016-10-27 2017-10-25 Method of operating a display driver
CN201780075010.3A CN110036437B (en) 2016-10-27 2017-10-25 Method for operating display driver
JP2019522318A JP7049335B2 (en) 2016-10-27 2017-10-25 How to get the display driver to work
EP17792147.5A EP3472827B1 (en) 2016-10-27 2017-10-25 Method of operating a display driver
US16/345,688 US10847068B2 (en) 2016-10-27 2017-10-25 Method of operating a display driver
TW106137143A TWI653613B (en) 2016-10-27 2017-10-27 Method of operating display driver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1622021.2A GB2558230B (en) 2016-12-22 2016-12-22 Method of operating a display driver

Publications (3)

Publication Number Publication Date
GB201622021D0 GB201622021D0 (en) 2017-02-08
GB2558230A GB2558230A (en) 2018-07-11
GB2558230B true GB2558230B (en) 2019-03-27

Family

ID=58360438

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1622021.2A Active GB2558230B (en) 2016-10-27 2016-12-22 Method of operating a display driver

Country Status (1)

Country Link
GB (1) GB2558230B (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080252504A1 (en) * 2007-04-12 2008-10-16 Unidisplay, Inc. Method of compensating channel offset voltage for column driver and column driver for lcd implemented thereof

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080252504A1 (en) * 2007-04-12 2008-10-16 Unidisplay, Inc. Method of compensating channel offset voltage for column driver and column driver for lcd implemented thereof

Also Published As

Publication number Publication date
GB2558230A (en) 2018-07-11
GB201622021D0 (en) 2017-02-08

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