# US 10,502,848 B2 · Radiographic imaging apparatus

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- Number: US 10,502,848 B2
- Document ID: US10502848B2
- Status: Granted
- Kind: B2
- Application number: 15/890,372
- Filed: 2018-02-07
- Published: 2018-09-27
- Granted: 2019-12-10
- Earliest claimed: 2017-03-22
- Assignees: FUJIFILM Corporation
- Applicants: FUJIFILM Corporation
- Inventors: Keiichi Akamatsu; Shinichi Ushikura; Takeya Meguro; Haruyasu Nakatsugawa
- Web page: https://patentgrep.com/patent/US10502848B2

## CPC

- G01T 1/362: {with scintillation detectors}
- G01T 1/16: Measuring radiation intensity (G01T1/29 takes precedence {; self-powered detectors G01T3/006; using an ionisation chamber filled with a liquid or solid, e.g. frozen liquid, dielectric G01T3/008})
- G06T 11/00: Two-dimensional [2D] image generation
- H04N 5/32: Transforming X-rays (cameras or camera modules for generating image signals from X-rays H04N23/30; circuitry of SSIS for transforming X-rays into image signals H04N25/30)
- G01T: MEASUREMENT OF NUCLEAR OR X-RADIATION (radiation analysis of materials, mass spectrometry G01N23/00; tubes for determining the presence, intensity, density or energy of radiation or particles H01J47/00)
- G06T: IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION

## Abstract

A radiographic imaging apparatus includes a sensor board including a flexible substrate, and a plurality of pixels that are provided on a first surface of the substrate to accumulate electrical charges generated in accordance with light converted from radiation. Additionally, the radiographic imaging apparatus includes flexible cables having one ends electrically connected to the sensor board and the other ends provided with connectors, and flexible cables on which signal processing circuit parts are mounted and which are connected electrically to the cables by the one ends thereof being electrically connected to the connectors. Additionally, the radiographic imaging apparatus includes flexible cables having one ends electrically connected to the sensor board and the other ends provided with connectors, and flexible cables on which drive circuit parts are mounted and which are connected electrically to the cables by the one ends thereof being electrically connected to the connectors.

## Claims

### Claim 1

A radiographic imaging apparatus comprising:
a sensor board including a flexible substrate, and a plurality of pixels that are provided on a first surface of the substrate to accumulate electrical charges generated in accordance with light converted from radiation;
a first flexible cable having one end electrically connected to the sensor board by thermocompression and the other end provided with a first connector; and
at least one of: (i) a board on which a circuit part to be driven, in a case in which an electrical charge accumulated in each of the plurality of pixels is read, is mounted and which is electrically connected to the first cable by being electrically connected to the first connector, or (ii) a second flexible cable on which a circuit part to be driven, in a case in which an electrical charge accumulated in each of the plurality of pixels is read, is mounted and which is electrically connected to the first cable by one end of the second flexible cable being electrically connected to the first connector.

### Claim 2 (depends on 1)

The radiographic imaging apparatus according to claim 1, further comprising:
a control board on which a control unit that controls the reading of the electrical charges accumulated in the plurality of pixels of the sensor board is mounted,
wherein the other end of the second cable is provided with the second connector in a case in which the second cable is provided, and the second cable and the control board are electrically connected together by the second connector.

### Claim 3 (depends on 1)

The radiographic imaging apparatus according to claim 1, further comprising:
a control board on which a control unit that controls the reading of the electrical charges accumulated in the plurality of pixels of the sensor board is mounted,
wherein the other end of the second cable is electrically connected to the control board by a thermocompression part in a case in which the second cable is provided.

### Claim 4 (depends on 1)

The radiographic imaging apparatus according to claim 1,
wherein the circuit part includes a circuit of a signal processing unit to which electrical signals according to the electrical charges accumulated in the plurality of pixels are input and which generates and outputs image data according to the input electrical signals.

### Claim 5 (depends on 1)

The radiographic imaging apparatus according to claim 1, further comprising:
a flexible third cable on which a drive unit, which causes the electrical charges to be read from the plurality of pixels, is mounted and which has one end electrically connected to the sensor board.

### Claim 6 (depends on 1)

The radiographic imaging apparatus according to claim 1,
wherein the circuit part includes a circuit of a drive unit that causes the electrical charges to be read from the plurality of pixels.

### Claim 7 (depends on 1)

The radiographic imaging apparatus according to claim 1,
wherein the circuit part includes a circuit of a signal processing unit to which electrical signals according to the electrical charges accumulated in the plurality of pixels are input and which generates and outputs image data according to the input electrical signals,
wherein a signal processing board is further provided, which is included in the signal processing unit and on which a circuit different from the circuit included in the circuit part is mounted,
wherein the other end of the second cable is provided with the second connector in a case in which the second cable is provided, and the second cable and the signal processing board are electrically connected together by the second connector.

### Claim 8 (depends on 1)

The radiographic imaging apparatus according to claim 1,
wherein the circuit part includes a circuit of a signal processing unit to which electrical signals according to the electrical charges accumulated in the plurality of pixels are input and which generates and outputs image data according to the input electrical signals,
wherein a signal processing board is further provided, which is included in the signal processing unit and on which a circuit different from the circuit included in the circuit part is mounted, and
wherein the other end of the second cable is electrically connected to the signal processing board by a thermocompression part in a case in which the second cable is provided.

### Claim 9 (depends on 1)

The radiographic imaging apparatus according to claim 1,
wherein the circuit part includes a circuit of a drive unit that causes the electrical charges to be read from the plurality of pixels,
wherein a driving substrate is further provided, which is included in the drive unit and on which a circuit different from the circuit included in the circuit part is mounted, and
wherein the other end of the second cable is provided with the second connector in a case in which the second cable is provided, and the second cable and the driving substrate are electrically connected together by the second connector.

### Claim 10 (depends on 1)

The radiographic imaging apparatus according to claim 1,
wherein the circuit part includes a circuit of a drive unit that causes the electrical charges to be read from the plurality of pixels,
wherein a driving substrate is further provided, which is included in the drive unit and on which a circuit different from the circuit included in the circuit part is mounted, and
wherein the other end of the second cable is electrically connected to the driving substrate by a thermocompression part in a case in which the second cable is provided.

### Claim 11 (depends on 1)

The radiographic imaging apparatus according to claim 1, wherein the first cable includes a ground electrode that supplies a predetermined ground potential.

### Claim 12 (depends on 1)

The radiographic imaging apparatus according to claim 1, wherein the flexible substrate is a resinous sheet.
