# US 2019/0172385 A1 · Display device and detecting method for signal from subject using the same

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- Number: US 2019/0172385 A1
- Document ID: US20190172385A1
- Status: Published application
- Kind: A1
- Application number: 16/018,611
- Filed: 2018-06-26
- Published: 2019-06-06
- Earliest claimed: 2017-12-01
- Assignees: Innolux Corporation
- Applicants: InnoLux Corporation
- Inventors: Ayumu MORI; Kazuto JITSUI; Keiko EDO
- Web page: https://patentgrep.com/patent/US20190172385A1

## CPC

- G09G 3/2074: {using sub-pixels}
- G09G 3/30: using electroluminescent panels
- G09G 3/32: semiconductive, e.g. using light-emitting diodes [LED]
- H10W 90/00: Package configurations
- G09G 3/3413: {Details of control of colour illumination sources}
- G09G 2360/147: the originated light output being determined for each pixel
- G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00)
- H10W: GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10

## Abstract

The present disclosure provides a method for sensing a signal from a subject, including the following steps: providing a display device including first and second blocks, wherein the first and second block respectively include at least one light sensor and plural sub-pixels, one of the at least one light sensor corresponds to at least two adjacent of the sub-pixels; and detecting a signal from a subject, wherein one of the sub-pixels of the first block and the one of the at least one light sensor of the first block are in enabled status and the second block is in disabled status in a first time period, and one of the sub-pixels of the second block and the one of the at least one light sensor of the second block are in enabled status and the first block is in disabled status in a second time period.

## Claims

### Claim 1

A detecting method, comprising following steps:
providing a display device comprising a first block and a second block, wherein the first block and the second block respectively comprise at least one light sensor and plural sub-pixels, one of the at least one light sensor corresponds to at least two adjacent of the plural sub-pixels; and
detecting a signal from a subject, wherein one of the plural sub-pixels of the first block and the one of the at least one light sensor of the first block are in enabled status and the second block is in disabled status in a first time period, and one of the plural sub-pixels of the second block and the one of the at least one light sensor of the second block are in enabled status and the first block is in disabled status in a second time period.

### Claim 2 (depends on 1)

The detecting method of claim 1, wherein a frame comprises N time periods comprising the first time period and the second time period, and N is an integer ranged from 2 to 50.

### Claim 3 (depends on 2)

The detecting method of claim 2, wherein the display device further comprises a group, the group comprises M blocks comprising the first block and the second block, and M is an integer ranged from 2 to 50 and equal to N; wherein the first block is in enabled status and the rest of the blocks are in disabled status in the first time period while the second block is in enabled status and the rest of the blocks are in disabled status in the second time period.

### Claim 4 (depends on 2)

The detecting method of claim 2, wherein the first block and the second block respectively further comprise a pixel comprising the plural sub-pixels, the pixel of the first block and the one of the at least one light sensor of the first block are in enabled status in the first time period, and the pixel of the second block and the one of the at least one light sensor of the second block are in enabled status in the second time period.

### Claim 5 (depends on 2)

The detecting method of claim 2, wherein the first block and the second block respectively further comprise four pixels comprising the plural sub-pixels, the four pixels of the first block and four of the at least one light sensor of the first block of the first block are in enabled status in the first time period, and the four pixels of the second block and four of the at least one light sensor of the second block are in enabled status in the second time period.

### Claim 6 (depends on 1)

The detecting method of claim 1, wherein the one of the plural sub-pixels of the first block and the one of the at least one of the plural light sensors of the first block are neighboring and in enabled status in the first time period, and the one of the plural sub-pixels of the second block and the one of the at least one of the plural light sensors of the second block are neighboring and in enabled status in the second time period.

### Claim 7 (depends on 1)

The detecting method of claim 1, wherein another one of the plural light sensors of the first block which is in disabled status in the first time period is disposed between the one of the plural sub-pixels of the first block and the one of the at least one of the plural light sensors of the first block which are in enabled status in the first time period.

### Claim 8 (depends on 1)

The detecting method of claim 1, wherein another one of the plural light sensor of the second block which is in disabled status in the second time period is disposed between the one of the plural sub-pixels and the one of the at least one of the plural light sensors which are in enabled status in the second time period of the second block.

### Claim 9 (depends on 1)

The detecting method of claim 1, wherein the first block further comprises plural color units; wherein a color of one of the plural color units of the first block is the same as a color of the one of the plural sub-pixels which is in enabled status in the first time period of the first block.

### Claim 10 (depends on 9)

The detecting method of claim 9, wherein adjacent two of the plural color units of the first block are respectively disposed on adjacent two of the plural light sensors of the first block, the adjacent two of the plural light sensors are in enabled status in the first time period, and the adjacent two of the plural color units have different color.

### Claim 11

A detecting method, comprising following steps:
providing a display device comprising a display region, wherein plural sub-pixels and plural light sensors are disposed on the display region, and plural color units are respectively disposed on the plural light sensors; and
detecting a signal from a subject, wherein all the plural light sensors are in enabled status and one of the plural sub-pixels are in enabled status.

### Claim 12 (depends on 11)

The detecting method of claim 11, wherein one of the plural light sensors corresponds to at least two adjacent of the plural sub-pixels.

### Claim 13 (depends on 11)

The detecting method of claim 11, wherein the plural color units comprises two first color units and a second color unit adjacently disposed, one of the first color units is disposed between the second color unit and the other of the first color units, and a color of the first color units is different from a color of the second color unit.

### Claim 14 (depends on 13)

The detecting method of claim 13, wherein the plural sub-pixels are disposed on a part of the display region, the plural sub-pixels which are in enabled status comprise two first color sub-pixels and a second color sub-pixel, the first color sub-pixels are respectively adjacent to the first color units and the second color sub-pixel is adjacent to the second color unit, a color of the first color sub-pixels is the same as a color of the first color units and a color of the second color sub-pixel is the same as a color of the second color unit.

### Claim 15 (depends on 11)

The detecting method of claim 11, wherein the plural color units comprises a first color unit, a second color unit and a third color unit adjacently disposed, the second color unit is disposed between the first color unit and the third color unit, and colors of the first color unit, the second color unit and the third color unit are different.

### Claim 16 (depends on 15)

The detecting method of claim 15, wherein the plural sub-pixels are disposed on a part of the display region, the plural sub-pixels which are in enabled status comprise a first color sub-pixel, a second color sub-pixel and a third color sub-pixel, the first color sub-pixel which is in enabled status is adjacent to the first color unit, the second color sub-pixel which is in enabled status is adjacent to the second color unit, the third color sub-pixel which is in enabled status is adjacent to the third color unit, and colors of the first color unit, the second color unit and the third color unit are different.

### Claim 17

A display device comprising a display region, wherein the display device comprises:
plural sub-pixels disposed on the display region; and
plural light sensors disposed on the display region, wherein one of the plural light sensors corresponds to at least two adjacent of the plural sub-pixels.

### Claim 18 (depends on 17)

The display device of claim 17, further comprising:
plural color units disposed on the plural light sensors and respectively corresponding to the plural light sensors, wherein the color units comprises a first color unit and a second color unit, and a color of the first color unit is different form a color of the second color unit.

### Claim 19 (depends on 18)

The display device of claim 18, wherein the plural color units comprises two first color units and a second color unit adjacently disposed one of the first color units is disposed between the second color unit and the other of the first color units, and a color of the first color units is different from a color of the second color unit.

### Claim 20 (depends on 18)

The display device of claim 18, wherein the plural color units comprises a first color unit, a second color unit and a third color unit adjacently disposed, the second color unit is disposed between the first color unit and the third color unit, and colors of the first color unit, the second color unit and the third color unit are different.