CN101738953A - Compartment controller of passenger information system - Google Patents
Compartment controller of passenger information system Download PDFInfo
- Publication number
- CN101738953A CN101738953A CN 200910222354 CN200910222354A CN101738953A CN 101738953 A CN101738953 A CN 101738953A CN 200910222354 CN200910222354 CN 200910222354 CN 200910222354 A CN200910222354 A CN 200910222354A CN 101738953 A CN101738953 A CN 101738953A
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- 238000012545 processing Methods 0.000 claims abstract description 6
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 230000005236 sound signal Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The invention relates to a compartment controller of a passenger information system. Based on a RS485 bus and a UIC568 bus, the compartment controller comprises an audio frequency control unit, an audio frequency power amplifier unit and a telephone unit, wherein the audio frequency control unit comprises a CPU, a RS485 bus interface connected with the CPU and used for receiving bus information and a control logic circuit connected with the CPU, wherein the control logic circuit is connected with a talkback circuit and a broadcast circuit; the talkback circuit and the broadcast circuit are connected with the UIC bus; the audio frequency power amplifier unit is connected with the broadcast circuit and the control logic circuit; the telephone unit comprises a CPU and a RS485 interface, an LED drive circuit, a ringing circuit and a key processing circuit which are connected with the CPU, wherein the RS485 interface is connected with the RS485 interface in the audio frequency control unit. The key processing circuit and the LED drive circuit are connected with telephone keys; the ringing circuit is connected with a telephone; and the telephone is connected with the control logic circuit by an MIC preamplifying circuit and a telephone receiver audio frequency processing circuit.
Description
Technical field
The present invention relates to a kind of railer's message area, be particularly related to a kind ofly, realized the announcement of artificial broadcasting, automatic speech, play background music, point to point call, grouied busy, transmit the compartment controller of function such as video data based on RS485 network and UIC bus.
Background technology
Fast development along with the track traffic technology, railer's infosystem more and more receives passenger's concern, had higher requirement in the aspects such as intellectuality, robotization and reliability of equipment simultaneously, the passenger information system technology of China is comparatively more backward than western developed country, the passenger information system that the research and development design has independent intellectual property right is particularly necessary, particularly controller is set, can improves the convenience of passenger information system in the compartment end.
Summary of the invention
The object of the present invention is to provide a kind of audio frequency control module of charged words, the compartment controller of passenger information system of audio power amplifier unit.
Technical scheme of the present invention is: a kind of compartment controller of passenger information system, described compartment controller is based on RS485 bus and UIC568 bus, comprise audio frequency control module, audio power amplifier unit and telephone unit, described audio frequency control module comprises CPU, is used to receive the RS485 bus interface of bus message and the control logic circuit that joins with CPU with CPU joins, control logic circuit and talkback circuit, broadcast circuit join, and talkback circuit, broadcast circuit and UIC bus are joined; Audio power amplifying circuit and broadcast circuit, control logic circuit join; RS485 interface, led drive circuit, ringing circuit, button treatment circuit that telephone unit comprises CPU, joins with CPU, wherein, the RS485 interface in RS485 interface and the audio frequency control module joins.Button treatment circuit, led drive circuit and telephone key-press join, and ringing circuit and phone join, and phone joins by MIC pre-amplification circuit, receiver audio frequency processing circuit and control logic circuit.
Beneficial effect of the present invention is: the present invention adopts the audio frequency power amplifier of charged words and the audio frequency control module important component part as passenger information system, has realized artificial broadcasting, automatic speech announcement, plays background music, point to point call, has grouied busy, transmits function such as video data.Improve reliability and operability, realized purpose intelligent, robotization.
Description of drawings
Fig. 1 is a system principle diagram of the present invention
Embodiment
Below in conjunction with description of drawings the specific embodiment of the present invention:
A kind of compartment controller of passenger information system, described compartment controller is based on RS485 bus and UIC568 bus, comprise audio frequency control module, audio power amplifier unit and telephone unit, described audio frequency control module comprises CPU, is used to receive the RS485 bus interface of bus message and the control logic circuit that joins with CPU with CPU joins, control logic circuit and talkback circuit, broadcast circuit join, and talkback circuit, broadcast circuit and UIC bus are joined; Audio power amplifying circuit and broadcast circuit, control logic circuit join; RS485 interface, led drive circuit, ringing circuit, button treatment circuit that telephone unit comprises CPU, joins with CPU, wherein, the RS485 interface in RS485 interface and the audio frequency control module joins.Button treatment circuit, led drive circuit and telephone key-press join, and ringing circuit and phone join, and phone joins by MIC pre-amplification circuit, receiver audio frequency processing circuit and control logic circuit.
During work, video data and control command are transmitted to display and phone inside and outside the car on the RS485 vehicle bus inside and outside the car that passenger information system sends by the RS485 train bus-line, compartment controller of passenger information system is according to the UIC568 standard, with the height artificial broadcasting of control automatically, the automatic speech of priority call out the stops, the transmission of sound signal on the UIC568 bus such as sound signal such as background music and call.Compartment controller of passenger information system can be selected to be listed as broadcasting, the broadcasting of this car, internal communication entirely, group busy, calls out function such as steward by the button on the phone panel, the LED indication is arranged, expression button and line status simultaneously on panel.Compartment controller of passenger information system is provided with the two-way audio power amplification circuit, all has overcurrent protection, overheating protection and overvoltage protection, and the fault alarm prompting is arranged, and two-way wherein one the road breaks down, and another road can also work on, the reliability height.
Claims (1)
1. compartment controller of passenger information system, it is characterized in that: described compartment controller is based on RS485 bus and UIC568 bus, comprise audio frequency control module, audio power amplifier unit and telephone unit, described audio frequency control module comprises CPU, is used to receive the RS485 bus interface of bus message and the control logic circuit that joins with CPU with CPU joins, control logic circuit and talkback circuit, broadcast circuit join, and talkback circuit, broadcast circuit and UIC bus are joined; Audio power amplifying circuit and broadcast circuit, control logic circuit join; RS485 interface, led drive circuit, ringing circuit, button treatment circuit that telephone unit comprises CPU, joins with CPU, wherein, the RS485 interface in RS485 interface and the audio frequency control module joins.Button treatment circuit, led drive circuit and telephone key-press join, and ringing circuit and phone join, and phone joins by MIC pre-amplification circuit, receiver audio frequency processing circuit and control logic circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910222354XA CN101738953B (en) | 2009-11-16 | 2009-11-16 | Compartment controller of passenger information system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910222354XA CN101738953B (en) | 2009-11-16 | 2009-11-16 | Compartment controller of passenger information system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101738953A true CN101738953A (en) | 2010-06-16 |
| CN101738953B CN101738953B (en) | 2011-10-05 |
Family
ID=42462527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910222354XA Expired - Fee Related CN101738953B (en) | 2009-11-16 | 2009-11-16 | Compartment controller of passenger information system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101738953B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102098535A (en) * | 2010-12-13 | 2011-06-15 | 青岛四方车辆研究所有限公司 | Video entertainment service call system of train |
| CN102156450A (en) * | 2010-12-13 | 2011-08-17 | 青岛四方车辆研究所有限公司 | Carriage controller for train passenger information system |
| CN102572511A (en) * | 2010-12-13 | 2012-07-11 | 青岛四方车辆研究所有限公司 | Train video entertainment system |
| CN102647158A (en) * | 2011-02-22 | 2012-08-22 | 苏州阿纳克斯爱酷达电子有限公司 | Power amplification system used for urban rail traffic system |
| CN102647159A (en) * | 2011-02-22 | 2012-08-22 | 苏州阿纳克斯爱酷达电子有限公司 | Audio power amplifier used for urban rail traffic system |
| CN103414530A (en) * | 2013-07-25 | 2013-11-27 | 易程（苏州）智能系统有限公司 | Novel guest room server |
-
2009
- 2009-11-16 CN CN200910222354XA patent/CN101738953B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102098535A (en) * | 2010-12-13 | 2011-06-15 | 青岛四方车辆研究所有限公司 | Video entertainment service call system of train |
| CN102156450A (en) * | 2010-12-13 | 2011-08-17 | 青岛四方车辆研究所有限公司 | Carriage controller for train passenger information system |
| CN102572511A (en) * | 2010-12-13 | 2012-07-11 | 青岛四方车辆研究所有限公司 | Train video entertainment system |
| CN102647158A (en) * | 2011-02-22 | 2012-08-22 | 苏州阿纳克斯爱酷达电子有限公司 | Power amplification system used for urban rail traffic system |
| CN102647159A (en) * | 2011-02-22 | 2012-08-22 | 苏州阿纳克斯爱酷达电子有限公司 | Audio power amplifier used for urban rail traffic system |
| CN103414530A (en) * | 2013-07-25 | 2013-11-27 | 易程（苏州）智能系统有限公司 | Novel guest room server |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101738953B (en) | 2011-10-05 |
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Address after: 266000 No. 231, Ruichang Road, Sifang District, Shandong, Qingdao Patentee after: CRRC QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE Co.,Ltd. Address before: 266000 No. 231, Ruichang Road, Sifang District, Shandong, Qingdao Patentee before: QINGDAO SIFANG ROLLING STOCK RESEARCH INSTITUTE Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 |