公开(公告)号：US20200161376A1

公开(公告)日：2020-05-21

申请号：US16194233

申请日：2018-11-16

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Alireza Safaee ,  Marcel Severin

IPC: H01L27/32 ,  H01L27/15 ,  G09G3/3216 ,  G09G3/3283

Abstract: A display, a circuit arrangement for a display and a method of operating a circuit arrangement of a display are disclosed. In an embodiment a display includes a plurality of light emitters arranged in a plurality of rows and columns, each row including an electric line and each column including an electric line, a voltage supply for providing a first voltage level to the electric lines of the rows and a second voltage level to the electric lines of the columns and a light emitter arranged in a first row and a first column and interconnecting the electric line of the first row and the electric line of the first column, wherein the electric line of the first column includes a current source, the current source being adapted to be switched on and off and to provide an electric current to drive the light emitter.

公开(公告)号：US20200161378A1

公开(公告)日：2020-05-21

申请号：US16194246

申请日：2018-11-16

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Alireza Safaee

IPC: H01L27/32 ,  H01L27/15 ,  G09G3/3216 ,  G09G3/3283

Abstract: A display, a circuit arrangement for a display and a method of operating a display are disclosed. In an embodiment a display includes a plurality of pixels, each pixel of the plurality of pixels includes a given number of light emitters, a current control element for each light emitter, the current control element configured to control an electric current through the light emitter and at least one digital circuit element for each light emitter, the at least one digital circuit element configured to provide at least one data value to the current control element and the at least one data value being indicative of the current through the light emitter.

公开(公告)号：US10804332B2

公开(公告)日：2020-10-13

申请号：US16194238

申请日：2018-11-16

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Anant Aggarwal ,  Alireza Safaee

IPC: H01L27/32 ,  H01L27/15 ,  G09G3/3283 ,  G09G3/3216

Abstract: A display, a circuit arrangement for a display and a method of operating a display are disclosed. In an embodiment a display includes a voltage supply and a plurality of pixels. Each pixel includes a given number of light emitters, the light emitters being arranged in parallel electric lines with a light emitter per electric line, wherein the voltage supply is adapted to provide an electric voltage to each of the parallel electric lines. Each electric line comprises a current control element, wherein the current control element of an electric line is configured to control an electric current flowing through the light emitter arranged in the electric line.

公开(公告)号：US20200161377A1

公开(公告)日：2020-05-21

申请号：US16194238

申请日：2018-11-16

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Anant Aggarwal ,  Alireza Safaee

IPC: H01L27/32 ,  H01L27/15 ,  G09G3/3216 ,  G09G3/3283

Abstract: A display, a circuit arrangement for a display and a method of operating a display are disclosed. In an embodiment a display includes a voltage supply and a plurality of pixels. Each pixel includes a given number of light emitters, the light emitters being arranged in parallel electric lines with a light emitter per electric line, wherein the voltage supply is adapted to provide an electric voltage to each of the parallel electric lines. Each electric line comprises a current control element, wherein the current control element of an electric line is configured to control an electric current flowing through the light emitter arranged in the electric line.

公开(公告)号：US10804333B2

公开(公告)日：2020-10-13

申请号：US16194246

申请日：2018-11-16

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Alireza Safaee

IPC: H01L27/32 ,  H01L27/15 ,  G09G3/3283 ,  G09G3/3216

Abstract: A display, a circuit arrangement for a display and a method of operating a display are disclosed. In an embodiment a display includes a plurality of pixels, each pixel of the plurality of pixels includes a given number of light emitters, a current control element for each light emitter, the current control element configured to control an electric current through the light emitter and at least one digital circuit element for each light emitter, the at least one digital circuit element configured to provide at least one data value to the current control element and the at least one data value being indicative of the current through the light emitter.

公开(公告)号：US10777617B2

公开(公告)日：2020-09-15

申请号：US16194233

申请日：2018-11-16

Applicant: OSRAM Opto Semiconductors GmbH

Inventor： Alireza Safaee ,  Marcel Severin

IPC: H01L27/32 ,  G09G3/3216 ,  H01L27/15 ,  G09G3/3283

Abstract: A display, a circuit arrangement for a display and a method of operating a circuit arrangement of a display are disclosed. In an embodiment a display includes a plurality of light emitters arranged in a plurality of rows and columns, each row including an electric line and each column including an electric line, a voltage supply for providing a first voltage level to the electric lines of the rows and a second voltage level to the electric lines of the columns and a light emitter arranged in a first row and a first column and interconnecting the electric line of the first row and the electric line of the first column, wherein the electric line of the first column includes a current source, the current source being adapted to be switched on and off and to provide an electric current to drive the light emitter.