KR960035420A - Light emitting diode (LED) display device and display control method thereof - Google Patents

Light emitting diode (LED) display device and display control method thereof Download PDF

Info

Publication number
KR960035420A
KR960035420A KR1019960008123A KR19960008123A KR960035420A KR 960035420 A KR960035420 A KR 960035420A KR 1019960008123 A KR1019960008123 A KR 1019960008123A KR 19960008123 A KR19960008123 A KR 19960008123A KR 960035420 A KR960035420 A KR 960035420A
Authority
KR
South Korea
Prior art keywords
display data
sample
led
hold
display
Prior art date
Application number
KR1019960008123A
Other languages
Korean (ko)
Other versions
KR0182153B1 (en
Inventor
노조무 다카하시
Original Assignee
사토 후미오
가부시키가이샤 도시바
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 사토 후미오, 가부시키가이샤 도시바 filed Critical 사토 후미오
Publication of KR960035420A publication Critical patent/KR960035420A/en
Application granted granted Critical
Publication of KR0182153B1 publication Critical patent/KR0182153B1/en

Links

Classifications

    • 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]
    • 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
    • G09G2310/0294—Details of sampling or holding circuits arranged for use in a driver for data electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Control Of El Displays (AREA)

Abstract

[목적][purpose]

본 발명은, 아날로그신호의 표시데이터에 의해 LED의 계조표시를 가능하게 하여 구성의 소형화를 달성할 수 있는 LED표시장치 및 표시제어방법을 제공하는 것을 목적으로 한다.An object of the present invention is to provide an LED display device and a display control method capable of achieving downsizing of a structure by enabling display of gradation of LED by display data of an analog signal.

[구성][Configuration]

본 발명은, 표시데이터에 기초하여 구동제어되는 LED가 매트릭스 형상으로 배치되어 이루어진 LED매트릭스회로(1)와, LED매트릭스회로(1)의 각행마다의 아날로그 표시데이터를 각각 선택하는 아날로그스위치(2), 아날로그스위치(2)에 의해 선택된 표시데이터를 샘플/홀드하는 샘플/홀드회로(3), 샘플/홀드된 표시데이터에 기초하여 대응하는 각 행의 LED를 구동제어하는 드라이버(4) 및, 아날로그스위치(2)의 스위칭신호를 생성하는 카운터(5) 및 디코더(6)로 구성된다.The present invention is characterized by an LED matrix circuit (1) in which LEDs driven and controlled based on display data are arranged in a matrix, an analog switch (2) for selecting analog display data for each row of the LED matrix circuit (1) A sample / hold circuit 3 for sampling / holding the display data selected by the analog switch 2, a driver 4 for driving and controlling the corresponding LED in each row on the basis of the sample / A counter 5 for generating a switching signal of the switch 2, and a decoder 6.

Description

발광다이오드(LED) 표시장치 및 그 표시제어방법Light emitting diode (LED) display device and display control method thereof

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is a trivial issue, I did not include the contents of the text.

제1도는 본 발명의 한 실시예(청구항 제1항~제3항의 기재)에 따른 LED표시장치의 구성을 나타낸 도면, 제2도는 제1도에 도시된 LED표시장치의 한 구성을 나타낸 도면, 제3도는 제1동에 도시된 아날로그스위치의 구성을 나타낸 도면, 제4도는 제1도에 도시된 LED표시장치를 사용한 표시패널의 시스템구성을 나타낸 도면.FIG. 1 is a view showing a configuration of an LED display device according to an embodiment of the present invention (described in claims 1 to 3), FIG. 2 is a view showing a configuration of an LED display device shown in FIG. FIG. 3 is a diagram showing a configuration of an analog switch shown in FIG. 1, FIG. 4 is a diagram showing a system configuration of a display panel using the LED display device shown in FIG.

Claims (3)

표시데이터에 기초하여 구동제어되는 LED(발광다이오드)가 매트릭스 형상으로 배치되어 이루어진 LED표시회로(1)와, 외부로부터 공급되는 아날로그신호의 표시데이터를 받아 스위칭신호에 기초하여 상기 LED표시회로의 각 행마다의 표시데이터를 각각 선택하는 아날로그스위치(2), 상기 아날로그스위치에 의해 선택된 표시데이터를 샘플/홀드신호에 기초하여 샘플/홀드하는 샘플/홀드회로(3), 상기 샘플/홀드회로에 의해 샘플/홀드된 표시데이터를 받아 그 표시데이터에 기초하여 대응하는 각 행의 LED를 구동제어하는 드라이버(4) 및, 상기 아날로그스위치의 스위칭신호 및 상기 샘플/홀드회로의 샘플/홀드신호를 생성하는 신호생성회로(5,6)를 갖춘 것을 특징으로 하는 LED표시장치.(LED) circuit 1 in which LEDs (light emitting diodes) driven and controlled on the basis of display data are arranged in a matrix, and a display control circuit for receiving display data of an analog signal supplied from the outside, A sample / hold circuit (3) for sampling / holding the display data selected by the analog switch on the basis of a sample / hold signal, and a sample / hold circuit A driver (4) for receiving sample / hold display data and driving and controlling LEDs of corresponding rows based on the display data, and a driver for generating a sample / hold signal of the switching signal of the analog switch and the sample / Signal generating circuits (5, 6). 제1항에 있어서, 상기 신호생성회로는, 외부로부터 공급되는 아날로그 신호를 카운트하는 카운터(5)와, 상기 카운터에 의해 얻어진 카운트치를 디코드해서 스위칭신호 및 샘플/홀드신호를 생성하는 디코더(6)를 갖춘 것을 특징으로 하는 LED표시장치.2. The semiconductor memory device according to claim 1, wherein the signal generation circuit comprises: a counter (5) for counting an analog signal supplied from the outside; a decoder (6) for decoding a count value obtained by the counter to generate a switching signal and a sample / And the LED display device. 외부로부터 공급되는 아날로그신호의 표시데이터를 받아 스위칭신호에 기초하여 LED(발광다이오드)가 매트릭스형상으로 배치되어 이루어진 LED표시회로의 각 행마다의 표시데이터를 각각 선택하고, 선택된 표시데이터를 샘플/홀드하며, 샘플/홀드된 표시데이터에 기초하여 대응하는 각 행의 LED를 구동제어하는 것을 특징으로 하는 LED표시장치의 표시제어방법.Receives display data of an analog signal supplied from the outside, selects display data for each row of the LED display circuit in which LEDs (light emitting diodes) are arranged in a matrix on the basis of the switching signal, And controls the LEDs of the corresponding rows based on the sample / hold display data. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: It is disclosed by the contents of the first application.
KR1019960008123A 1995-03-30 1996-03-25 Led display device and method for controlling the same KR0182153B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP95-073790 1995-03-30
JP7379095 1995-03-30

Publications (2)

Publication Number Publication Date
KR960035420A true KR960035420A (en) 1996-10-24
KR0182153B1 KR0182153B1 (en) 1999-04-15

Family

ID=13528347

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019960008123A KR0182153B1 (en) 1995-03-30 1996-03-25 Led display device and method for controlling the same

Country Status (1)

Country Link
KR (1) KR0182153B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100965780B1 (en) * 2007-12-12 2010-07-05 주식회사 중앙디자인 Series type led module having a function of matrix display

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100965780B1 (en) * 2007-12-12 2010-07-05 주식회사 중앙디자인 Series type led module having a function of matrix display

Also Published As

Publication number Publication date
KR0182153B1 (en) 1999-04-15

Similar Documents

Publication Publication Date Title
KR970013442A (en) Active-drive light-emitting diode matrix
KR920006960A (en) Display circuit driving circuit
KR950703252A (en) Matrix display system and its operation method
US20070195023A1 (en) Light emitting apparatus and control method thereof
KR970012901A (en) Electron generating device, image display device, driving circuit thereof,
WO2003038790A3 (en) Display drivers for electro-optic displays
WO2003023752A1 (en) El display, el display driving circuit and image display
JP2001109432A (en) Driving device for active matrix type light emitting panel
WO2003038798A3 (en) Display driver circuits for electro-optic displays
ATE528959T1 (en) LED CONTROL DEVICE
TW200618666A (en) Multi-line addressing methods and apparatus
TWI268464B (en) Electroluminescent display device
CN1201280C (en) Active matrix dispaly device
KR970030113A (en) Cell drive device of field emission indicator
KR20050050545A (en) Drive device and drive method of a self light emitting display panel
KR20080055584A (en) Liquid crystal display
GB0307476D0 (en) Display device and method for sparkling display pixels of such a device
KR960035420A (en) Light emitting diode (LED) display device and display control method thereof
KR20060002892A (en) Display device
JPH0643830A (en) Brightness control circuit for display device
US7242146B2 (en) Driving method and driving apparatus
KR0129374Y1 (en) Led driving circuit in a keyphone
KR100205116B1 (en) Method for controlling power-saving display
KR930002586A (en) How to display the washing function of the washing machine
KR960019354A (en) Operation status display and display method for shuttle switch operation

Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20101124

Year of fee payment: 13

LAPS Lapse due to unpaid annual fee