# US 11,964,677 B2 · Platform door control apparatus based on double 2-vote-2 architecture

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- Number: US 11,964,677 B2
- Document ID: US11964677B2
- Status: Granted
- Kind: B2
- Application number: 16/978,425
- Filed: 2019-03-15
- Published: 2021-02-11
- Granted: 2024-04-23
- Earliest claimed: 2018-12-27
- Assignees: Casco Signal Ltd.
- Applicants: Casco Signal Co., Ltd.
- Inventors: Ruiyuan Ye; Xiaolin Tang; Liang Chen; Zhijun Ji; Chang Liu; Chun Yang; Xiaonan Liu; Jing Xu
- Web page: https://patentgrep.com/patent/US11964677B2

## CPC

- B61B 1/02: General arrangement of stations and platforms including protection devices for the passengers {(B61B1/005 takes precedence)}
- E05F 15/70: with automatic actuation
- G05B 19/4155: characterised by program execution, i.e. part program or machine function execution, e.g. selection of a program
- G07C 9/00309: {operated with bidirectional data transmission between data carrier and locks}
- E05Y 2400/45: Control modes
- E05Y 2999/00: Subject-matter not otherwise provided for in this subclass
- G05B 2219/31136: Name of bus, canbus, controller area network
- B61B: RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR (lifts or hoists, elevators, escalators, moving walkways B66B)
- E05F: DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- G05B: CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS (systems for controlling or regulating non-electric variables G05D; systems for regulating electric or magnetic variables G05F; control devices or systems insofar as characterised by mechanical features only G05G)
- G07C: TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- E05Y: INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF

## Abstract

The present invention relates to a platform door control apparatus based on a double 2-vote-2 architecture, including a security communication and logic processing module, a driver collection module, and a maintenance module, the security communication and logic processing module is separately connected to the driver collection module and the maintenance module, and both the security communication and logic processing module and the driver collection module are devices using the double 2-vote-2 architecture. Compared with the prior art, the present invention has the following advantages of effectively improving linkage efficiency of a signal system and a platform door system, and the like.

## Claims

### Claim 1

A platform door control apparatus based on a double 2-vote-2 architecture, comprising:
a security communication and logic processing module,
a driver collection module, and
a maintenance module,
the security communication and logic processing module is separately connected to the driver collection module and the maintenance module, and both the security communication and logic processing module and the driver collection module are devices using the double 2-vote-2 architecture,
wherein the driver collection module comprises a double 2-vote-2 processor module, a CAN communications module, a collection module, a driver module, an isolation module, and a fuse module, the double 2-vote-2 processor module is separately connected to the CAN communications module, the collection module, the driver module, the isolation module, and the fuse module, and the isolation module is separately connected to the driver module and the fuse module.

### Claim 2 (depends on 1)

The platform door control apparatus based on the double 2-vote-2 architecture according to claim 1, wherein the security communication and logic processing module is provided with a red and blue redundant network, and establishes a direct communication connection to an interlocking system and an on-board system through the red and blue redundant network.

### Claim 3 (depends on 1)

The platform door control apparatus based on the double 2-vote-2 architecture according to claim 1, wherein the security communication and logic processing module comprises a first CPU, a second CPU, a first FPGA, and a second FPGA, the first CPU is connected to the first FPGA, the second CPU is connected to the second FPGA, and the first CPU is connected to the second CPU, to form the double 2-vote-2 architecture; and
the security communication and logic processing module performs a security logic operation, to effectively manage a logical relationship between an on-board command, an integrated backup panel, and a local control panel.

### Claim 4 (depends on 1)

The platform door control apparatus based on the double 2-vote-2 architecture according to claim 1, wherein the driver collection module is directly connected to a door control unit, sends a door opening/closing command to the door control unit, and is capable of collecting a status of a platform door.

### Claim 5 (depends on 1)

The platform door control apparatus based on the double 2-vote-2 architecture according to claim 1, wherein the double 2-vote-2 processor module comprises a third CPU, a fourth CPU, a third FPGA, and a fourth FPGA, the third CPU is connected to the third FPGA, the fourth CPU is connected to the fourth FPGA, and the third CPU is connected to the fourth CPU, to form the double 2-vote-2 architecture.

### Claim 6 (depends on 1)

The platform door control apparatus based on the double 2-vote-2 architecture according to claim 1, wherein the driver collection module is separately connected to an integrated backup panel and a local control panel, and is capable of directly collecting a control command sent by the integrated backup panel and the local control panel.

### Claim 7 (depends on 1)

The platform door control apparatus based on the double 2-vote-2 architecture according to claim 1, wherein when a fault occurs on the driver module, the isolation module cuts off power supply to the driver module; and when a fault occurs on the isolation module, the fuse module blows the fuse, leading to a secure state.

### Claim 8 (depends on 1)

The platform door control apparatus based on the double 2-vote-2 architecture according to claim 1, wherein both the security communication and logic processing module and the driver collection module use a BIT technology, and are self-checking modules that are capable of periodically checking security devices on the security communication and logic processing module and the driver collection module.