CN201523434U - Floor switch - Google Patents
Floor switch Download PDFInfo
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- CN201523434U CN201523434U CN2009202063175U CN200920206317U CN201523434U CN 201523434 U CN201523434 U CN 201523434U CN 2009202063175 U CN2009202063175 U CN 2009202063175U CN 200920206317 U CN200920206317 U CN 200920206317U CN 201523434 U CN201523434 U CN 201523434U
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Abstract
The utility model discloses a floor switch which comprises a central processing module, a power module, an audio video access module and a peripheral control module. The power module, the audio video access module and the peripheral control module are connected to the central processing module. The central processing module is a core portion of the floor switch, and all signal and data control processing and service logic determination are processed in the central processing module under transferring of other modules. The audio video access module is used for controlling conversion and preprocessing of AD/DA of audio and video. The peripheral control module is responsible for processing access of a plurality of peripherals, and can be extendedly linked with various functional modules and extendedly linked with switches of other types, thereby realizing various functions of an intelligent district. The floor switch can be extended and updated on the basis of an original district control network, thereby effectively utilizing the existing resources, and the floor switch has low cost and fine extensibility, and promotes construction and development of China intelligent districts.
Description
Technical field
The present invention relates to floor type numeral intercom system, the particularly switch device of floor type.
Background technology
Employed visible dialogue system intends being transmitted as the master with the bus molding in current intelligent residential district or the intelligent building, the line is busy, audio-video signal decay occurs through long Distance Transmission system when system scale is big slightly, and systemic-function is single, lacks autgmentability; The wire laying mode of bus system need comprise the wire rod of multiple different sizes such as video line, tone frequency channel wire, control line, cost height, construction all restrictions such as complicated, difficult in maintenance.And digital visible dialogue system is because its cost cost height, the low generality that waits a variety of causes to limit its application of function utilization rate.The patent inventor is at the problems referred to above, utilize the broadband network of sub-district, make full use of the DSP technology himself grasped, stream media technology, embedded product development technique, advanced audio frequency and video compression and decompression technology simultaneously, develop patented product of the present invention-floor switch, for traditional simulation video intercom field and digital visual intercommunication field band technical revolution, advanced the construction and the development of Chinese intelligent residential district.
Authorize publication number to disclose a kind of digital home intelligent gateway for the CN201274484Y utility model patent, this gateway comprises the corresponding corresponding apparatus that connects of multiple module, though consider the intelligentized trend in present sub-district, comprises the module of various functions, but the cost height, poor expandability.And at present in the reality housing estate development also do not reach the access of its described various functional modules, this has wasted corresponding resource.
Summary of the invention
The present invention is directed to the problems referred to above, utilize the broadband network of sub-district, make full use of the DSP technology of himself grasping simultaneously, stream media technology, the embedded product development technique, advanced audio frequency and video compression and decompression technology, develop the utility model-floor switch, it can expand renewal on Control Network basis, original sub-district, need not remove original equipment, thereby the existing resource that effectively utilizes, and can be on the basis of original resource the various functions of expanded application, cost is low, extensibility is good, economize on resources to greatest extent, bring technical revolution for traditional simulation video intercom field, advanced the construction and the development of Chinese intelligent residential district.
The floor switch that the utility model is told comprises central processing module, and the power module that is connected with central processing module, audio frequency and video access module, peripheral unit control module is characterized in that:
Described central processing module is the core of floor switch, and all signals and Data Control are handled
And the judgement of service logic all has other modules to be sent to central processing module to handle, and other several modules are also controlled by central processing module;
Described audio frequency and video access module is conversion and the pre-treatment of the AD/DA of control audio frequency and video;
Described peripheral unit control module is responsible for handling the access of a plurality of ancillary equipment, and these peripheral components are by linking to each other with the interface that expands of the GPIO of PNX1500 on the nucleus module;
Described peripheral unit control module can also connect various functional modules by the central processing module expansion, can also expand to connect the other types switch device; Realize the various functions of intellectual communityintellectualized village.
A plurality of ancillary equipment of described peripheral unit control resume module comprise RS485 interface equipment, RS232 communication interface equipment, CF card, IDE hard-disk interface equipment, USB interface equipment.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is done further detailed explanation:
Fig. 1 connects each module access figure for switch.
Fig. 2 is a floor exchange hardware module principle block diagram.
Fig. 3 is floor switch expanded application figure.
Embodiment
The floor switch be the digital intelligent sub-district the core information switching plane, he provides a unified information access point for realizing the various functional modules of digital visual intercommunication as Fig. 1 video intercom module, security alarm module, visible IP phone module, cell information and service for infrastructure module, video monitoring module, Long-distance Control and monitor module and other client terminals.
The hardware module block diagram of floor switch can be divided into central processing module, power module, audio frequency and video access module, peripheral unit control module on principle, as Fig. 2.
Central processing module: handle the core of floor switch, all signals and Data Control and the judgement of service logic all has other modules to be sent to central processing module to handle, and other several modules are also controlled by central processing module.
Central processing module adopts PHILIPS NEXPERIA PNX1500 as core processor, this is a high-end dsp chip, dominant frequency can be between 266MHz to 300Mhz, and video coprocessor that it is built-in and graphics accelerator make it possible to handle the coding and decoding video algorithm H.264 of the 704X480 (D1) of optimization.Thereby for the core business function of whole system (Network Transmission of audio frequency and video) provides a reliable processing platform.Its ddr interface up to 400Mhz provides basic bandwidth safeguard, embedded with network mac controller to make network design more quick and convenient for the high-speed data exchange.Nucleus module is made up of Pnx1500 dsp processor, 64MBDDR, Flash, network PHY interface chip, JTAG debugging interface parts.
The interface that the GPIO that central processing module upward itself has by PNX1500 expands, comprise the high-speed audio and video interface, PCI/XIO interface etc. is connected with other modules, various high speed interfaces ensure central processing modules and other peripheral control modules when mass data exchange fast with efficiently.
The audio frequency and video access module mainly is responsible for conversion and the pre-treatment of the AD/DA of audio frequency and video, and video inserts and adopts the TI5150 video to insert chip, and the audio frequency and video access module links to each other by the FGPI interface with the PNX1500 in TI5150 and the nucleus module; Audio frequency links to each other with SPDO with the SPDI of PNx1500 respectively.
The peripheral unit control module is responsible for handling the access of a plurality of ancillary equipment, as RS485 interface equipment and various storage interface device, as CF card, IDE hard disk, USB interface equipment etc.These peripheral components are by linking to each other with the interface that expands of the GPIO of PNX1500 on the central processing module; The peripheral unit control module can also be expanded and connect various indoor terminals (as Fig. 1); By peripheral unit control module and audio frequency and video access module, the floor switch can be expanded the same function of sub-district intelligent gateway that realizes with now from professional logic OR person concrete function, specifically can be divided into: video intercom module, security alarm module, video remote monitoring module, cell information are accepted module, visual or non-video telephone module, video request program and live module etc.These all logic of business functions utilize a close friend's man-machine interface (LCD touch screen operation or remote controller operation or keyboard) to carry out, as shown in Figure 3 by at the floor switch some peripheral connection devices being carried out intelligentized scheduling and control.
The video intercom module belongs to a basic function of floor switch, it mainly utilizes doorway machine/enclosure wall machine or estate management terminal in the utility model and the whole intelligent residential district to carry out the visual bidirectional conversation, and the H.264 coding and decoding video of optimization guarantees can carry out unconfined a plurality of video calling example simultaneously in the network of whole digital intelligent sub-district.On hardware and the software optimization process of audio frequency is ensured the smoothness of two way audio.
The security alarm module inserts indoor terminal with various security alarm probes, and when having alert news to take place, indoor terminal is sent to the estate management center with alarm signal by the floor switch or is sent on owner's the mobile phone.
The video remote monitoring module mainly utilizes a Common Gateway equipment of intelligent residential district, and the vision signal of former sub-district video monitoring is sent to the floor switch by network, is sent to indoor terminal by the decoding of floor switch again and is watched by resident family.Also can connect the GPRS/GSM module, pass through the GPRS/GSM Equipment Control by expansion.
Cell information is accepted module, and the estate management center sends to corresponding announcement information or bulletin on the corresponding floor switch by the office terminal, and the floor switch is preserved information, and tells the owner of indoor terminal to inquire about new information by some prompting means.
Visual or non-video telephone module, utilize the utility model can realize IP visual/non-video telephone function.
Video request program and live module, by the estate management center or be placed on certain ordering server on the network, digital home's intelligent gateway can carry out the program request of video, with the stream media information that sends on the network output of decoding.
The module device that the utility model expansion connects can be adjusted according to actual needs, is not limited to above equipment shown in Figure 3.
The utility model also has following characteristics: solve the problem of signal attenuation that the analog audio-video long-distance transmissions is brought, improve the quality and the transmission range of video transmission, save video line expensive in the video-frequency networking system of sub-district, also need not amplifier, saved the expense of cable and pipe arrangement in the cell system greatly, Ethernet framework of adopting international standards and TCP/IP communications protocol, can long-range equipment be configured, detect and maintenance, the maintenance cost of reduction system, solve the bottleneck of multichannel while video call in the traditional analog video intercom, can carry out the real-time audio and video communication simultaneously between any two groups of floor switches, use PC end supporting management, can on original system function basis, increase the note issue, multichannel doorway machine/enclosure wall machine monitors, value-added service function such as take pictures proposes and is equipped with or increases any cost and need not to transform grand master pattern.
Claims (3)
1. the floor switch comprises central processing module, and the power module that is connected with central processing module, audio frequency and video access module, peripheral unit control module is characterized in that:
Described central processing module is the core of floor switch, and all signals and Data Control are handled and the judgement of service logic all has other modules to be sent to nucleus module to handle, and other several modules are also controlled by nucleus module;
Described audio frequency and video access module is conversion and the pre-treatment of the AD/DA of control audio frequency and video;
The access of a plurality of ancillary equipment of described peripheral unit control module connection processing, these peripheral components are by linking to each other with the interface that expands of the GPIO of PNX1500 on the middle processing module;
Described power module provides power supply for whole switch.
2. it is characterized in that according to the described floor switch of claim 1: described peripheral unit control module can also connect various functional modules by the central processing module expansion, can also expand to connect the other types switch device.
3. it is characterized in that according to the described floor switch of claim 1: a plurality of ancillary equipment of described peripheral unit control resume module comprise RS485 interface equipment, RS232 communication interface equipment, CF card, IDE hard-disk interface equipment, USB interface equipment.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202063175U CN201523434U (en) | 2009-10-26 | 2009-10-26 | Floor switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009202063175U CN201523434U (en) | 2009-10-26 | 2009-10-26 | Floor switch |
Publications (1)
Publication Number | Publication Date |
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CN201523434U true CN201523434U (en) | 2010-07-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2009202063175U Expired - Fee Related CN201523434U (en) | 2009-10-26 | 2009-10-26 | Floor switch |
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CN (1) | CN201523434U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102340647A (en) * | 2010-07-20 | 2012-02-01 | 上海闻泰电子科技有限公司 | Method for realizing mobile phone bidirectional video |
CN102749902A (en) * | 2012-07-04 | 2012-10-24 | 江苏省电力公司扬州供电公司 | Integrated intelligent information monitoring platform of power distribution system in residential district |
CN104238476A (en) * | 2013-06-18 | 2014-12-24 | 天津智信世创智能系统集成有限公司 | Integrated management system for intelligent residential district |
-
2009
- 2009-10-26 CN CN2009202063175U patent/CN201523434U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102340647A (en) * | 2010-07-20 | 2012-02-01 | 上海闻泰电子科技有限公司 | Method for realizing mobile phone bidirectional video |
CN102749902A (en) * | 2012-07-04 | 2012-10-24 | 江苏省电力公司扬州供电公司 | Integrated intelligent information monitoring platform of power distribution system in residential district |
CN104238476A (en) * | 2013-06-18 | 2014-12-24 | 天津智信世创智能系统集成有限公司 | Integrated management system for intelligent residential district |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100707 Termination date: 20141026 |
|
EXPY | Termination of patent right or utility model |