CN213342273U - Multimedia communication system based on INICnet interaction - Google Patents
Multimedia communication system based on INICnet interaction Download PDFInfo
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- CN213342273U CN213342273U CN202022420241.5U CN202022420241U CN213342273U CN 213342273 U CN213342273 U CN 213342273U CN 202022420241 U CN202022420241 U CN 202022420241U CN 213342273 U CN213342273 U CN 213342273U
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Abstract
The utility model belongs to the technical field of on-vehicle multimedia device technique and specifically relates to a multimedia communication system based on INICnet is interactive, including a plurality of multimedia unit, each multimedia unit embeds respectively has SOC module and INICnet transceiver module, and a multimedia unit's SOC module and INICnet transceiver module communication are connected, and each multimedia unit's INICnet transceiver module forms the closed loop through two liang of connections of UTP paired line respectively. The utility model discloses a INICnet transceiver module is as data transfer structure to be loop communication system with each multimedia unit connection, effectively retrench multimedia system's circuit, practice thrift cost, SOC resource and reduce the unit extension degree of difficulty, can realize long-range data acquisition simultaneously, effectively reduce the degree of difficulty that system maintenance and upgrading.
Description
Technical Field
The utility model belongs to the technical field of on-vehicle multimedia equipment technique and specifically relates to a multimedia communication system based on INICnet is interactive.
Background
At present, vehicle multimedia systems composed of various multimedia units (such as a vehicle instrument unit, a vehicle navigation unit, a high-definition DVR video transmission unit, and the like) generally implement data interaction between the systems by LVDS transmission or coaxial transmission, and such a data interaction manner has the following defects:
1. the number of the SOC interfaces is difficult to match with the number of the multimedia units, an additional expansion IC is required to meet the connection requirement of the multimedia units, so that the cost is high, the weight of a whole vehicle wire harness is heavy, the anti-interference capability is poor, and some SOC chips cannot support a plurality of interfaces at the same time;
2. each multimedia unit acquires data through a CAN or a USB, and the system CAN only be maintained and upgraded offline and cannot be maintained and upgraded remotely.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defect of above-mentioned current on-vehicle multimedia system, improve the connection structure between each unit of on-vehicle multimedia system.
In order to achieve the above object, the utility model discloses a multimedia communication system based on INICnet is interactive, including a plurality of multimedia unit, each multimedia unit embeds respectively has SOC module and INICnet transceiver module, and a multimedia unit's SOC module and INICnet transceiver module communication are connected, and each multimedia unit's INICnet transceiver module forms the closed loop through two liang of connections of UTP paired line respectively.
Furthermore, the multimedia unit outputs data to a multimedia unit connected with the multimedia unit through the INICnet transceiver module, and receives data from another multimedia unit connected with the multimedia unit through the INICnet transceiver module.
Furthermore, at least one multimedia unit is internally provided with a communication module, and the communication module is connected with the SOC module.
Furthermore, at least one multimedia unit is internally provided with a storage module, and the storage module is connected with the SOC module.
Further, the SOC module is connected with the INICnet transceiver module through a USB data line.
Further, the SOC module is connected with the INICnet transceiver module through an MLB bus.
Further, the MLB bus comprises an MLBCLK bus, an MLBSIG bus and an MLBDAT bus.
The utility model has the advantages that: the INICnet transceiver module is used as a data transfer structure, and all multimedia units are connected to form a loop communication system, so that the circuit of the multimedia system is effectively simplified, the cost and SOC (system on chip) resources are saved, the difficulty in unit expansion is reduced, remote data acquisition can be realized, and the difficulty in system maintenance and upgrading is effectively reduced.
Drawings
Fig. 1 is a block diagram of a multimedia communication system based on the initnet interaction according to an embodiment.
Fig. 2 is a block diagram of a multimedia communication system based on the ini cnet interaction according to the second embodiment.
Fig. 3 is a block diagram of a multimedia communication system based on the ini cnet interaction according to a third embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will be further described with reference to the following embodiments and accompanying drawings.
Example one
Referring to fig. 1, a block diagram of a multimedia communication system based on an INICnet interaction according to an embodiment of the present invention is provided, where the multimedia communication system based on the INICnet interaction includes three multimedia units 10, where the multimedia units 10 are a vehicle-mounted instrument unit, a vehicle-mounted navigation unit, and a high-definition DVR video transmission unit, respectively.
Specifically, each multimedia unit 10 is internally provided with an SOC module 20 and an INICnet transceiver module 30, the SOC module 20 and the INICnet transceiver module 30 of one multimedia unit 10 are in communication connection, and the INICnet transceiver modules 30 of each multimedia unit 10 are connected in pairs through UTP twisted pairs to form a closed loop, that is, the vehicle-mounted instrument unit, the vehicle-mounted navigation unit and the high-definition DVR video transmission unit are connected in pairs to form a multimedia communication system with three multimedia units 10 as a main body.
In actual use, the multimedia unit 10 outputs data to one multimedia unit 10 connected thereto through the INICnet transceiver module 30, and receives data from another multimedia unit 10 connected thereto through the INICnet transceiver module 30, thereby forming a data transmission loop.
The data transmission principle of the multimedia communication system based on the INICnet interaction is as follows: the SOC module 20 of the first multimedia unit 10 outputs the data required for interaction through the ini cnet transceiver module 30, and the SOC module 20 of the second multimedia unit 10 receives and recognizes the data required for interaction through the ini cnet transceiver module 30, responds to the data required for interaction, and transmits the data required for interaction to the third multimedia unit 10 in an increasing, deleting or maintaining manner according to actual needs.
The identification principle of each multimedia unit 10 is based on the ini cnety public protocol contained in the ini cnety transceiver module 30 and the unique IP address of the ini cnety transceiver module 30, and the data required for interaction is matched with the IP address of the corresponding ini cnety transceiver module 30 before being output, so that the data required for interaction can be accurately transmitted to the corresponding multimedia unit 10.
Illustratively, when the vehicle-mounted instrument unit and the vehicle-mounted high-definition DVR unit need to be upgraded and updated, the vehicle-mounted navigation unit acquires data required by the upgrade and update of the vehicle-mounted instrument unit and the vehicle-mounted high-definition DVR unit from the outside, the two kinds of upgrade data respectively correspond to the IP addresses of the INICnet transceiver module 30 of the vehicle-mounted instrument unit or the vehicle-mounted high-definition DVR unit, after the two kinds of upgrade data are output to the vehicle-mounted instrument unit through the INICnet transceiver module 30, the vehicle-mounted instrument unit identifies the data required by the upgrade after acquiring the data and performs upgrade and update actions, and the rest data are output to the vehicle-mounted high-definition DVR unit for the upgrade and update of the. And after the vehicle-mounted instrument unit and the vehicle-mounted high-definition DVR unit receive data and are successfully upgraded, the vehicle-mounted high-definition DVR unit feeds back upgrade success information to the vehicle-mounted navigation unit, and the formed whole loop carries out data interaction.
In the present embodiment, the SOC module 20 is connected to the ini icnet transceiver module 30 through a USB data line or an MLB bus, wherein the MLB bus includes an MLBCLK bus, an MLBSIG bus, and an MLBDAT bus.
Example two
Please refer to fig. 2, which is a block diagram illustrating a multimedia communication system based on the ini cnet interaction according to a second embodiment. On the basis of the above embodiments, at least one multimedia unit 10 is provided with a communication module 40 inside, at least one multimedia unit 10 is provided with a storage module 50 inside, and the communication module 40 and the storage module 50 are respectively connected to the SOC module 20, wherein the communication module 40 is used for remotely acquiring data, and the storage module 50 is used for storing the communication module 40 for remotely acquiring data.
In this embodiment, the communication module 40 is a 4G module, which is connected to the SOC module 20 through a USB interface, and the storage module 50 is an nand module, which is connected to the SOC module 20 through an SDIO port.
Illustratively, the vehicle-mounted navigation unit is internally provided with a communication module 40 and a storage module 50, the vehicle-mounted navigation unit remotely acquires upgrade update data through the communication module 40, and the SOC module 20 transmits the upgrade update data to the ini cnet transceiver module 30 and simultaneously transfers a copy of the upgrade update data to the storage module 50 for standby.
EXAMPLE III
Please refer to fig. 3, which is a block diagram illustrating a multimedia communication system based on the ini cnet interaction according to a third embodiment. On the basis of the above-described embodiment, when the multimedia unit 10 needs to be extended, a new multimedia unit 10 is extended between any two adjoining multimedia units 10, thereby forming a new closed loop.
For example, a vehicle-mounted high-definition panoramic unit is added on the basis of a vehicle-mounted instrument unit, a vehicle-mounted navigation unit and a high-definition DVR video transmission unit, and the ini cnet transceiving module 30 is built in the vehicle-mounted high-definition panoramic unit and is connected between the vehicle-mounted navigation unit and the high-definition DVR video transmission unit.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalent changes may be made to some of the technical features of the embodiments. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The multimedia communication system based on the INICnet interaction comprises a plurality of multimedia units (10) and is characterized in that each multimedia unit (10) is internally provided with an SOC (system on chip) module (20) and an INICnet transceiver module (30) respectively, the SOC module (20) and the INICnet transceiver module (30) of each multimedia unit (10) are in communication connection, and the INICnet transceiver modules (30) of each multimedia unit (10) are connected pairwise through UTP twisted pairs to form a closed loop.
2. The interactive multimedia communication system according to claim 1, wherein the multimedia unit (10) outputs data to a multimedia unit (10) connected thereto through the initnet transceiver module (30), and receives data from another multimedia unit (10) connected thereto through the initnet transceiver module (30).
3. The multimedia communication system based on the INICnet interaction as claimed in claim 1, wherein at least one of said multimedia units (10) has a communication module (40) built therein, said communication module (40) being connected to the SOC module (20).
4. The multimedia communication system based on the ini cnet interaction of claim 1, wherein at least one of the multimedia units (10) has a memory module (50) built therein, and wherein the memory module (50) is connected to the SOC module (20).
5. The multimedia communication system based on the INICnet interaction of any one of claims 1-4, wherein the SOC module (20) is connected with the INICnet transceiver module (30) through a USB data line.
6. The multimedia communication system based on the INICnet interaction of any one of claims 1-4, wherein the SOC module (20) is connected with the INICnet transceiver module (30) through an MLB bus.
7. The INICnet-interaction-based multimedia communication system of claim 6, wherein the MLB bus comprises an MLBCLK bus, an MLBSIG bus and an MLBDAT bus.
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CN202022420241.5U CN213342273U (en) | 2020-10-27 | 2020-10-27 | Multimedia communication system based on INICnet interaction |
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CN202022420241.5U CN213342273U (en) | 2020-10-27 | 2020-10-27 | Multimedia communication system based on INICnet interaction |
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