CN101094386A - A network video server - Google Patents
A network video server Download PDFInfo
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- CN101094386A CN101094386A CNA2006100451976A CN200610045197A CN101094386A CN 101094386 A CN101094386 A CN 101094386A CN A2006100451976 A CNA2006100451976 A CN A2006100451976A CN 200610045197 A CN200610045197 A CN 200610045197A CN 101094386 A CN101094386 A CN 101094386A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/218—Source of audio or video content, e.g. local disk arrays
- H04N21/21815—Source of audio or video content, e.g. local disk arrays comprising local storage units
- H04N21/2182—Source of audio or video content, e.g. local disk arrays comprising local storage units involving memory arrays, e.g. RAID disk arrays
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17309—Transmission or handling of upstream communications
- H04N7/17327—Transmission or handling of upstream communications with deferred transmission or handling of upstream communications
Abstract
The network video server comprises: a CPU, an IDE/SATA hard drive port, a SDRAM memory used in system process, a storage operation system, a file system, a flash memory used by application program, a high speed Ethernet interface, an IDE/SATA hard drive used for saving audio and video files. With embedded hardware architecture, the invention uses web-server to make management and uses a browser-based operation interface such that it is not needed to install the client side software and hardware driving program on the operation terminal.
Description
Technical field
The invention belongs to the Internet video technical field, particularly relate to a kind of network video server.
Background technology
Network video server is a kind of equipment that is used to make up long distance control system, is widely used in various fields such as security monitoring, traffic monitoring, industrial monitoring, family's monitoring, video conference and video telephone.In video monitoring system, video server plays a part core.People use video server to come each video monitoring terminal of organization and administration; Each terminal is carried out the control of operating state; And the video and the AV of storage whole system.
Solution at the video server of the first generation and the second generation mainly contains two kinds, a kind of video server that is based on the PC framework, and another kind is based on the scheme of hard disk recording system (DVR).
Mainly use the video compression card of PC integrated circuit board framework based on the video server of PC framework, can be recorded to maximum 64 road images, but producer generally can not surpass 16 the tunnel in order to guarantee management effect according to different demands.The software aspect generally adopts windows system and application program.System research and development is simple like this, and software and hardware producer can separately research and develop, and system architecture is fast.But also bring many problems: the one, picture signal is to pass with coaxial cable, audio signal wants other one the tunnel, also have cradle head control to want an other cable, if 16 the road that can need more cable, make wiring and comparatively trouble is installed, though the scheme of multicore cable is arranged recently, has brought other problem such as various signal interference etc.; Two frameworks that are based on integrated circuit board are that many producers cooperate, and always can have such or such problem on the stability of software and hardware and on the compatibility of operating system; The 3rd, the scheme of this PC framework own is exactly relatively more expensive, and often system terminal is very cheap, just the cost of whole system has been promoted to video server.
Second kind of framework that has also adopted similar PC integrated circuit board based on the scheme of DVR, but the PC main board is modified to the embedded system management, though can reduce the internal storage capacity, reduce cost, operate simple relatively, small number of terminals there is certain advantage, but the not essential difference of its wiring and PC framework; And though used embedded system performance more stable, its R﹠D cycle is longer relatively, the technical threshold height.
Along with the continuous development of network technology, video monitoring has developed into the third generation, i.e. network video monitor and control system now.One of its feature is that image becomes network signal in the camera terminal processes with audio frequency, means that video server itself is unnecessary image and audio frequency are handled, as long as transmit and store.But the producer of system of most existing has still continued to use the framework of PC when framework third generation internet protocol camera system.Like this, because the problem that the operating system of PC framework is brought is just inevitable, and also the cost height of this network video server, volume is big, and power consumption is many, and noise is big, and is necessary with special-purpose machine room or place, and disposes also very complicated.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, a kind of network video server is provided, it adopts Embedded hardware structure, and use webserver to manage, use based on the browser operation interface, operating terminal does not need to install client software, does not need install driver, can realize the purpose of monitoring and inquiring about whenever and wherever possible; It is low to have cost, and volume is little, little power consumption, and noise is little, disposes characteristics easily.
The technical solution adopted for the present invention to solve the technical problems is: a kind of network video server, and it comprises:
A cpu central processing unit is responsible for all numeral and logical operation, controls and coordinate the work of each parts;
An IDE/SATA hard-disk interface is used for the hard disk that carry is stored usefulness;
The sdram memory that system handles is used;
The FLASH memory that storage operating system, file system, application program are used;
The Ethernet interface of a high speed;
An IDE/SATA hard disk is used for store video and audio file;
The IDE/SATA hard-disk interface is connected with cpu central processing unit; Cpu central processing unit is connected with sdram memory, FLASH memory respectively; Cpu central processing unit is connected with Ethernet interface; The IDE/SATA hard disk is connected to the IDE/SATA hard-disk interface.
Described network video server also comprises the Ethernet switched circuit, and the Ethernet switched circuit is connected with central processing unit.
Described network video server also comprises audio interface and/or USB interface and/or pci interface and/or I
2C interface and/or VGA interface and/or serial ports, cpu central processing unit respectively with audio interface and/or USB interface and/or pci interface and/or I
2C interface and/or VGA interface and/or serial ports are connected.
Described IDE/SATA hard-disk interface is the IDE/SATA hard-disk interface circuit that is integrated in the SOC system integrated chip.
Described IDE/SATA hard-disk interface is that the pci interface circuit that is integrated in the SOC system integrated chip changes the PCI circuit chip with the IDE/SATA that is connected with the pci interface circuit.
Described IDE/SATA hard-disk interface is the pcmcia interface circuit that is integrated in the SOC system integrated chip.
Described IDE/SATA hard-disk interface is that the usb circuit that is integrated in the SOC system integrated chip changes the USB circuit chip with the IDE/SATA that is connected with usb circuit.
Described Ethernet interface is the ethernet mac interface circuit and the Ethernet PHY circuit chip that is connected with the MAC interface circuit that is integrated in the SOC system integrated chip.
Described Ethernet interface is to be integrated in the interior pci interface circuit of SOC system integrated chip and the ethernet circuit chip of the pci interface that is connected with the pci interface circuit.
Described Ethernet interface is to be integrated in the interior pcmcia interface circuit of SOC system integrated chip and the ethernet circuit chip of the pcmcia interface that is connected with the pcmcia interface circuit.
Described Ethernet interface is to be integrated in the interior usb circuit of SOC system integrated chip and the ethernet circuit chip of the USB interface that is connected with usb circuit.
Described Ethernet interface is to be integrated in the interior general purpose I/O interface circuit of SOC system integrated chip and the ethernet circuit chip of the general purpose I/O interface that is connected with general purpose I/O interface circuit.
The software of network video server of the present invention comprises:
Embeded OS embedded OS as software kernels and basis;
The Driver driver that is used for various bus interface and hardware circuit;
The TCP/IP basic network agreement and the RTP/RTCP Extended Protocol that are used for the agreement of whole application programs;
Be used to provide the webserver network server of outside to the service of video server;
Configure configurator as the set of many applet;
Realize the SendData router that data and instruction send;
The ReceiveData that realizes data and command reception receives program;
Being convenient to the visitor can be with common PC by the conduct interviews web interface program of HTML visit of the content in the video server of browser.
Network video server of the present invention, use is in video monitoring system, as basic networking, network video server is that the RJ45 interface is connected with switch with router by Ethernet interface, router and switch insert the INTERNET the Internet, the external network camera terminal is connected with switch with router by the RJ45 interface, and the network monitoring signal is arrived network video server by Network Transmission, receives and respond the various request instructions of video server simultaneously.
Network video server of the present invention, also built-in Ethernet switched circuit, utilize the Ethernet switched circuit that four external ethernet interfaces are provided, can upwards connect the network equipment such as PC, other switch, web camera etc. that Ethernet switch can also connect simultaneously other, guarantee the realization of ethernet trunking function of exchange, be fit to complicated network topology.
Network video server of the present invention also can comprise audio interface and/or USB interface and/or pci interface and/or I
2C interface and/or VGA interface and/or serial ports; Expanded the usb bus interface circuit so that external other USB device; Expand serial port circuit and be used for system debug; Expanded I
2The C circuit is so that external I
2C equipment; Audio interface (AC97 or I have been expanded
2The S interface) so that output and input audio signal; Expanded pci bus so that external other PCI equipment; Expanded pcmcia interface so that external pcmcia interface equipment; Possess general purpose I/O in addition and be used for external I/O equipment.
Network video server of the present invention adopts the SOC system integrated chip to realize hardware structure usually, and the SOC system integrated chip can be single SOC (system on chip); The also chip module that can be made up of various chips is as being integrated with usb bus interface, serial port circuit, audio interface, pci bus interface etc. in the SOC chip.
Network video server of the present invention is to adopt Ethernet interface to realize the network signal transmission.On the network signal transmission medium, mainly contain the RJ45 of Ethernet at present, wireless, three kinds of optical fiber, the wireline interface protocol specification is followed IEEE802.3x, and wireless portion is followed IEEE802.11x.And, can adopt optical fiber interface, 802.11x wireless radio interface circuit to replace respectively for ethernet line RJ45 interface.
The invention has the beneficial effects as follows, owing to adopted a cpu central processing unit, an IDE/SATA hard-disk interface, the sdram memory that system handles is used, a storage operating system, file system, the FLASH memory that application program is used, the Ethernet interface of a high speed, an IDE/SATA hard disk that is used for store video and audio file constitutes network video server, the Embedded hardware structure of this employing, and use webserver to manage, use based on the browser operation interface, make operating terminal not need to install client software, do not need install driver, can realize the purpose monitoring and inquire about whenever and wherever possible, it is low to have cost, volume is little, little power consumption, noise is little, disposes characteristics easily.
Description of drawings
Below in conjunction with drawings and Examples the present invention is described in further detail; But a kind of network video server of the present invention is not limited to embodiment.
Fig. 1 is a theory diagram of the present invention;
Fig. 2 is the basic networking structure block diagram in the use of the present invention;
Fig. 3 is the expanded set web frame block diagram in the use of the present invention;
Fig. 4 is a software pie graph of the present invention;
Fig. 5 is a Data Receiving flow chart of the present invention;
Fig. 6 is data transmission flow figure of the present invention;
Fig. 7 is embodiment one schematic diagram of the present invention;
Fig. 8 is the schematic diagram of embodiment two hard-disk interfaces of the present invention;
Fig. 9 is the schematic diagram of embodiment three hard-disk interfaces of the present invention;
Figure 10 is the schematic diagram of embodiment four hard-disk interfaces of the present invention;
Figure 11 is the schematic diagram of embodiment five Ethernet interfaces of the present invention;
Figure 12 is the schematic diagram of embodiment six Ethernet interfaces of the present invention;
Figure 13 is the schematic diagram of embodiment seven Ethernet interfaces of the present invention;
Figure 14 is the schematic diagram of embodiment eight Ethernet interfaces of the present invention.
Embodiment
Embodiment one, a kind of network video server of the present invention, and as shown in Figure 1, it comprises:
A cpu central processing unit 1 is responsible for all numeral and logical operation, controls and coordinate the work of each parts;
An IDE/SATA hard-disk interface 2 is used for the hard disk that carry is stored usefulness;
The sdram memory 3 that system handles is used;
The FLASH memory 4 that storage operating system, file system, application program are used;
The Ethernet interface 5 of a high speed;
An IDE/SATA hard disk 6 is used for store video and audio file;
IDE/SATA hard-disk interface 2 is connected with cpu central processing unit 1; Cpu central processing unit 1 is connected with sdram memory 3, FLASH memory 4 respectively; Cpu central processing unit 1 is connected with Ethernet interface 5; IDE/SATA hard disk 6 is connected to IDE/SATA hard-disk interface 5.
Because the characteristics of third generation web camera are that image becomes network signal in the camera terminal processes with audio frequency, thereby third generation network video server just can only born the storage of file of video and audio frequency and the task of playback.Hardware performance requires have enough network bandwidths and hard-disc storage speed to get final product.
Referring to shown in Figure 2, network video server of the present invention, use is in video monitoring system, as basic networking plan, network video server 10 is that the RJ45 interface is connected with switch 11 with router by Ethernet interface, router and switch 11 insert INTERNET the Internet 12, external network camera terminal 13 (several) is connected with switch 11 with router by the RJ45 interface, the network monitoring signal is arrived network video server 10 by Network Transmission, receive and respond the various request instructions of video server 10 simultaneously.
Network video server of the present invention, Ethernet switched circuit (not shown) that system is built-in, the Ethernet switched circuit is connected with central processing unit.Fig. 3 is the expanded set net mode of network video server of the present invention, because the Ethernet switched circuit has been arranged, four external ethernet interfaces that utilize the Ethernet switched circuit to provide, network video server 10 can upwards connect Ethernet switch 11, the network equipment 14 that can also connect simultaneously other is as PC, other switch, web camera etc., guarantee the realization of ethernet trunking function of exchange, be fit to complicated network topology.
Network video server of the present invention also can comprise audio interface (AC97 or I
2The S interface), USB interface, pci interface, I
2C interface, VGA interface, serial ports etc. are so that expand other function.Expanded the usb bus interface circuit so that external other USB device; Expand serial port circuit and be used for system debug; Expanded I
2The C circuit is so that external I
2C equipment; Audio interface (AC97 or I have been expanded
2The S interface) so that output and input audio signal; Expanded pci bus so that external other PCI equipment; Expanded pcmcia interface so that external pcmcia interface equipment; Possess general purpose I/O in addition and be used for external I/O equipment.
Network video server of the present invention adopts the SOC system integrated chip to realize hardware structure usually, and the SOC system integrated chip can be single SOC (system on chip); The also chip module that can be made up of various chips is as being integrated with usb bus interface, serial port circuit, audio interface, pci bus interface etc. in the SOC chip.Referring to shown in Figure 7, the SOC system integrated chip 100 of present embodiment, respectively integrated cpu central processing unit 1, IDE/SATA hard-disk interface 21, ethernet mac circuit 511, usb bus interface, serial port circuit, audio interface (AC97 or I
2The S interface), pci bus, I
2C circuit, pcmcia interface, general purpose I/O, VGA/LCD controller, sdram controller, FLASH controller, and be connected by system bus respectively.Sdram controller is connected with sdram memory 3; The FLASH controller is connected with FLASH memory 4; I
2The C interface circuit is connected with real time clock circuit 31, owing to will guarantee that the clock of video server operation is accurate, after the recovery of outage a period of time, to guarantee that the time is accurate, so external time signal source must be arranged, though can adopt the time server scheme of the current international practice, consider if can not find time server when cutting off the power supply, and recording request is at this time arranged, therefore the clock source of the operation of can cutting off the power supply is arranged is necessary in system, thereby has utilized the I in the system
2The C bus, carry I
2The real-time timepiece chip of C bus interface transmission, and connect the back-up source (not shown) on the real time clock circuit 31, use compact battery to guarantee the normal operation of clock when outage; General purpose I/O is connected with the LED indicating device; IDE/SATA hard-disk interface 2 adopts the IDE/SATA hard-disk interface circuit 21 that is integrated in the SOC system integrated chip 100, IDE/SATA hard-disk interface circuit 21 is connected with IDE/SATA hard disk 6, the system bus of hard disk 6 by hard-disk interface circuit 21 on the SOC chip 100 and SOC chip 100 is connected to receive wants storage signal, the characteristics of this hard-disk interface framework mode are that hard disk 6 directly is articulated on the chip, fast in conjunction with transmission speed with the chip dma controller, circuit is succinct; Network video server of the present invention is to adopt Ethernet interface 5 to realize the network signal transmission, on the network signal transmission medium, mainly contain the RJ45 of Ethernet at present, wireless, three kinds of optical fiber, the wireline interface protocol specification is followed IEEE802.3x, wireless portion is followed IEEE802.11x, and for ethernet line RJ45 interface, can adopt optical fiber interface respectively, 802.11x the wireless radio interface circuit is replaced, the Ethernet interface 5 of present embodiment is for being integrated in the ethernet mac interface circuit 511 and the Ethernet PHY circuit chip 512 that is connected with the MAC interface circuit in the SOC system integrated chip 100, the all integrated ethernet mac of SOC chip (medium access control---the mediumaccess control) circuit that network application function is arranged at great majority, at this time as long as we are an external Ethernet phy (physical layer equipment Physical LayerDevice, PHY) chip, pilot signal just can insert corresponding Ethernet system by the Ethernet interface of chip, the framework mode of this network interface is because the MAC layer circuit of Ethernet directly is integrated in chip internal, interrelate with the bus of system, transmission speed is the fastest, as long as outside have a PHY chip just passable, with low cost.
The software architecture of network video server of the present invention comprises operating system and software, wherein, operating system has adopted popular linux embedded OS, network function is powerful, the talk various network protocols of built-in main flow, and software resource is abundant, and the driver of many hardware does not need to write again under this operating system, and transplanting or direct use both can; Use the framework of linux operating system video server simple, webpage is write simply, utilizes existing P C_linux corresponding techniques just can realize, realizes and the corresponding performance of PC framework video server; If adopt the operating system of other types, also can reach corresponding effects, but the speed of research and development and ease for use are not as using linux.
Its software constitutes referring to shown in Figure 4, comprising:
Embeded OS embedded OS as software kernels and basis;
The Driver driver that is used for various bus interface and hardware circuit;
The TCP/IP basic network agreement and the RTP/RTCP Extended Protocol that are used for the agreement of whole application programs;
Be used to provide the webserver network server of outside to the service of video server;
Configure configurator as the set of many applet;
Realize the SendData router that data and instruction send;
The ReceiveData that realizes data and command reception receives program;
Being convenient to the visitor can be with common PC by the conduct interviews web interface program of HTML visit of the content in the video server of browser.
In the use, the external network pilot signal is transferred to SOC chip 100 inside to instruction by Ethernet by the RJ45 interface on the Ethernet chip 512, be transferred to by the SOC system bus in the application program of system, handle the back through system application pilot signal is deposited in outside hard disk 6 by the IDE/SATA interface 21 in the system.
Referring to shown in Figure 5, network video server of the present invention is when Data Receiving: read the video camera address information from the video camera tabulation; Connect video camera; The request video data; Receive data; Return when taking defeat and reconnect video camera; When receiving successfully data are write the great proficiency dish; Return and continue to receive data.
Referring to shown in Figure 6, network video server of the present invention is when data send: monitor connection request; Whether the checking user is legal; Illegal refusal connects; Legal acceptance connection; Accept to send data command; Send data according to command request.
Embodiment two, referring to shown in Figure 8, a kind of network video server of the present invention, be with the difference of embodiment one, do not have integrated hard-disk interface circuit in the SOC system integrated chip 100, can utilize this moment the pci bus interfaces 221 in the SOC system integrated chip 100 to realize and being connected of IDE/SATA hard disk 6.In this hard-disk interface framework, IDE/SATA hard-disk interface 2 changes PCI circuit chip 222 for the pci interface circuit 221 that is integrated in the SOC system integrated chip with the IDE/SATA that is connected with the pci interface circuit, IDE/SATA changes PCI circuit chip 222 and is connected with IDE/SATA hard disk 6, pci interface circuit 221 is connected with cpu central processing unit 1 by system bus in SOC system integrated chip 100, pilot signal changes PCI circuit chip 222 by IDE/SATA and is transferred to hard disk 6 the insides, this hard-disk interface framework has been used a bridging chip 222 compared with the circuit of embodiment one more, and transmission speed is suitable with embodiment one scheme.
Embodiment three, referring to shown in Figure 9, a kind of network video server of the present invention, be with the difference of embodiment one, do not have integrated hard-disk interface circuit in the SOC system integrated chip 100, can utilize this moment the pcmcia interface circuit 23 in the SOC system integrated chip 100 to realize and being connected of IDE/SATA hard disk 6.In this hard-disk interface framework, IDE/SATA hard-disk interface 2 is for being integrated in the pcmcia interface circuit 23 in the SOC system integrated chip, because pcmcia interface 23 physically is compatible mutually with ide interface, at this moment can directly be linked into the hard disk 6 of ide interface on the pcmcia interface 23, pilot signal is transferred to hard disk 6 the insides by pcmcia interface 23, this hard-disk interface framework is owing to shared with pcmcia interface 23, so transmission speed is relatively slow, internal drive program relative complex.
Embodiment four, referring to shown in Figure 10, a kind of network video server of the present invention, be with the difference of embodiment one, do not have integrated hard-disk interface circuit in the SOC system integrated chip 100, can utilize this moment the usb circuits 241 in the SOC system integrated chip 100 to realize and being connected of IDE/SATA hard disk 6.In this hard-disk interface framework, IDE/SATA hard-disk interface 2 changes USB circuit chip 242 for the usb circuit 241 that is integrated in the SOC system integrated chip with the IDE/SATA that is connected with usb circuit, IDE/SATA changes USB circuit chip 242 and is connected with IDE/SATA hard disk 6, usb circuit 241 is connected with cpu central processing unit 1 by system bus in SOC system integrated chip 100, pilot signal changes USB circuit chip 242 by IDE/SATA and is transferred to hard disk 6 the insides, the USB interface of this hard-disk interface framework must be more than USB2.0 full speed, minimum with the interface line that system needs, can use the USB mobile hard disc box that circulates on the market to make memory, can be designed to the dismountable scheme of hard disk in case of necessity.
Embodiment five, referring to shown in Figure 11, a kind of network video server of the present invention, be with the difference of embodiment one, there is not integrated ethernet mac interface circuit in the SOC system integrated chip 100, can utilize this moment the pci bus interfaces 551 in the SOC system integrated chip 100 to realize and being connected of external ethernet system, in this Ethernet interface 5 frameworks, Ethernet interface 5 is for being integrated in the pci interface circuit 551 in the SOC system integrated chip and the ethernet circuit chip 552 of the pci interface that is connected with the pci interface circuit, the ethernet circuit chip 552 of pci interface is connected with external ethernet system 7, pci interface circuit 551 is connected with cpu central processing unit 1 by system bus in SOC system integrated chip 100, pilot signal inserts outside Ethernet system 7 by the ethernet circuit chip 552 of pci interface, this Ethernet interface framework has been used a bridging chip 552 compared with the circuit of embodiment one more, because the Ethernet chip 552 of pci interface is used in PC in a large number, therefore Scheme Selection is many, and the driver of software directly can be come from the PC transplanting.
For wireless and Optical Fiber Transmission, above-mentioned Ethernet interface 5 all has corresponding wireless chip or equivalent electric circuit to replace.
Embodiment six, referring to shown in Figure 12, a kind of network video server of the present invention, be with the difference of embodiment one, there is not integrated ethernet mac interface circuit in the SOC system integrated chip 100, can utilize this moment the pcmcia interface circuit 561 in the SOC system integrated chip 100 to realize and being connected of external ethernet system 7, in this Ethernet interface 5 frameworks, Ethernet interface 5 is for being integrated in the pcmcia interface circuit 561 in the SOC system integrated chip and the ethernet circuit chip 562 of the pcmcia interface that is connected with the pcmcia interface circuit, the ethernet circuit chip 562 of pcmcia interface is connected with external ethernet system 7, pcmcia interface circuit 561 is connected with cpu central processing unit 1 by system bus in SOC system integrated chip 100, pilot signal inserts outside Ethernet system 7 by the ethernet circuit chip 562 of pcmcia interface, this Ethernet interface framework, because no matter the ethernet nic 562 of pcmcia interface is wired or wirelessly widely apply in notebook computer, as a kind of portable set its feature is power saving, and also has a large amount of software and hardware resources to utilize.
For wireless and Optical Fiber Transmission, above-mentioned Ethernet interface 5 all has corresponding wireless chip or equivalent electric circuit to replace.
Embodiment seven, referring to shown in Figure 13, a kind of network video server of the present invention, be with the difference of embodiment one, there is not integrated ethernet mac interface circuit in the SOC system integrated chip 100, can utilize this moment the usb circuits 571 in the SOC system integrated chip 100 to realize and being connected of external ethernet system 7, in this Ethernet interface 5 frameworks, Ethernet interface 5 is for being integrated in the usb circuit 571 in the SOC system integrated chip and the ethernet circuit chip 572 of the USB interface that is connected with usb circuit, the ethernet circuit chip 572 of USB interface is connected with external ethernet system 7, usb circuit 571 is connected with cpu central processing unit 1 by system bus in SOC system integrated chip 100, pilot signal inserts outside Ethernet system 7 by the ethernet circuit chip 572 of USB interface, on market, widely applied as a new equipment USB interface Ethernet card 572, and though wired or wireless we can have ample resources to utilize.
For wireless and Optical Fiber Transmission, above-mentioned Ethernet interface 5 all has corresponding wireless chip or equivalent electric circuit to replace.
Embodiment eight, referring to shown in Figure 14, a kind of network video server of the present invention, be with the difference of embodiment one, there is not integrated ethernet mac interface circuit in the SOC system integrated chip 100, can utilize this moment the general purpose I/O interface circuits 581 in the SOC system integrated chip 100 to realize and being connected of external ethernet system 7, in this Ethernet interface 5 frameworks, Ethernet interface 5 is for being integrated in the general purpose I/O interface circuit 581 in the SOC system integrated chip and the ethernet circuit chip 582 of the general purpose I/O interface that is connected with general purpose I/O interface circuit, the ethernet circuit chip 582 of general purpose I/O interface is connected with external ethernet system 7, general purpose I/O interface circuit 581 is connected with cpu central processing unit 1 by system bus in SOC system integrated chip 100, pilot signal inserts outside Ethernet system 7 by the ethernet circuit chip 582 of general purpose I/O interface, the ethernet circuit chip 582 of this general purpose I/O interface is NO-PCI interface (non-pci interface), be novel Ethernet interface chip, its feature is not rely on various industrial interfaces, for having only the Ethernet interface chip of general purpose I/O design, his interface quantity is few, system I/O can freely use, under certain occasion, use flexibly, and shortcoming is owing to just release soon, utilizable software resource is less, and driver can not generally will make up specially.
The foregoing description only is used for further specifying network video server of the present invention; but the present invention is not limited to embodiment; every foundation technical spirit of the present invention all falls in the protection range of technical solution of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (6)
1. network video server, it is characterized in that: it comprises:
A cpu central processing unit is responsible for all numeral and logical operation, controls and coordinate the work of each parts;
An IDE/SATA hard-disk interface is used for the hard disk that carry is stored usefulness;
The sdram memory that system handles is used;
The FLASH memory that storage operating system, file system, application program are used;
The Ethernet interface of a high speed;
An IDE/SATA hard disk is used for store video and audio file;
The IDE/SATA hard-disk interface is connected with cpu central processing unit; Cpu central processing unit is connected with sdram memory, FLASH memory respectively; Cpu central processing unit is connected with Ethernet interface; The IDE/SATA hard disk is connected to the IDE/SATA hard-disk interface.
2. a kind of network video server according to claim 1 is characterized in that: described network video server also comprises the Ethernet switched circuit, and the Ethernet switched circuit is connected with central processing unit.
3. a kind of network video server according to claim 1 is characterized in that: described network video server also comprises audio interface and/or USB interface and/or pci interface and/or I
2C interface and/or VGA interface and/or serial ports, cpu central processing unit respectively with audio interface and/or USB interface and/or pci interface and/or I
2C interface and/or VGA interface and/or serial ports are connected.
4. a kind of network video server according to claim 1 is characterized in that: described IDE/SATA hard-disk interface is the IDE/SATA hard-disk interface circuit that is integrated in the SOC system integrated chip; Or
The IDE/SATA hard-disk interface is that the pci interface circuit that is integrated in the SOC system integrated chip changes the PCI circuit chip with the IDE/SATA that is connected with the pci interface circuit; Or
The IDE/SATA hard-disk interface is the pcmcia interface circuit that is integrated in the SOC system integrated chip; Or
The IDE/SATA hard-disk interface is that the usb circuit that is integrated in the SOC system integrated chip changes the USB circuit chip with the IDE/SATA that is connected with usb circuit.
5. a kind of network video server according to claim 1 is characterized in that: described Ethernet interface is the ethernet mac interface circuit and the Ethernet PHY circuit chip that is connected with the MAC interface circuit that is integrated in the SOC system integrated chip; Or
Ethernet interface is to be integrated in the interior pci interface circuit of SOC system integrated chip and the ethernet circuit chip of the pci interface that is connected with the pci interface circuit; Or
Ethernet interface is to be integrated in the interior pcmcia interface circuit of SOC system integrated chip and the ethernet circuit chip of the pcmcia interface that is connected with the pcmcia interface circuit; Or
Ethernet interface is to be integrated in the interior usb circuit of SOC system integrated chip and the ethernet circuit chip of the USB interface that is connected with usb circuit; Or
Ethernet interface is to be integrated in the interior general purpose I/O interface circuit of SOC system integrated chip and the ethernet circuit chip of the general purpose I/O interface that is connected with general purpose I/O interface circuit.
6. a kind of network video server according to claim 1 is characterized in that: the software of described network video server comprises:
Embeded OS embedded OS as software kernels and basis;
The Driver driver that is used for various bus interface and hardware circuit;
The TCP/IP basic network agreement and the RTP/RTCP Extended Protocol that are used for the agreement of whole application programs;
Be used to provide the webserver network server of outside to the service of video server;
Configure configurator as the set of many applet;
Realize the SendData router that data and instruction send;
The ReceiveData that realizes data and command reception receives program;
Being convenient to the visitor can be with common PC by the conduct interviews web interface program of HTML visit of the content in the video server of browser.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100451976A CN101094386A (en) | 2006-06-22 | 2006-06-22 | A network video server |
| PCT/CN2006/003792 WO2008000122A1 (en) | 2006-06-22 | 2006-12-31 | A network video server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100451976A CN101094386A (en) | 2006-06-22 | 2006-06-22 | A network video server |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101094386A true CN101094386A (en) | 2007-12-26 |
Family
ID=38845103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100451976A Pending CN101094386A (en) | 2006-06-22 | 2006-06-22 | A network video server |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101094386A (en) |
| WO (1) | WO2008000122A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106528486A (en) * | 2016-11-09 | 2017-03-22 | 湖南戈人自动化科技有限公司 | Method for exchanging serial port data |
| CN110708359A (en) * | 2019-09-17 | 2020-01-17 | 一汽解放汽车有限公司 | Instrument information transmission device and method based on USB communication |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103475745A (en) * | 2013-09-10 | 2013-12-25 | 昆山奥德鲁自动化技术有限公司 | TCP/UDP communication interface device based on multi-channel random access memory |
| CN109656476B (en) * | 2018-12-05 | 2022-10-18 | 镕铭微电子(济南)有限公司 | Hardware acceleration module and video processing equipment |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1279277A4 (en) * | 2000-04-07 | 2005-07-13 | Movielink Llc | Online digital video signal transfer apparatus and method |
| CN1764267A (en) * | 2005-09-29 | 2006-04-26 | 上海交通大学 | Digital movie broadcasting system based on web remote control |
| CN1770048A (en) * | 2005-09-29 | 2006-05-10 | 上海电器科学研究所（集团）有限公司 | Embedded web page server |
-
2006
- 2006-06-22 CN CNA2006100451976A patent/CN101094386A/en active Pending
- 2006-12-31 WO PCT/CN2006/003792 patent/WO2008000122A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106528486A (en) * | 2016-11-09 | 2017-03-22 | 湖南戈人自动化科技有限公司 | Method for exchanging serial port data |
| CN110708359A (en) * | 2019-09-17 | 2020-01-17 | 一汽解放汽车有限公司 | Instrument information transmission device and method based on USB communication |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008000122A1 (en) | 2008-01-03 |
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