CN201374761Y - Mobile playing and direct telecast system - Google Patents
Mobile playing and direct telecast system Download PDFInfo
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- CN201374761Y CN201374761Y CN200920135213U CN200920135213U CN201374761Y CN 201374761 Y CN201374761 Y CN 201374761Y CN 200920135213 U CN200920135213 U CN 200920135213U CN 200920135213 U CN200920135213 U CN 200920135213U CN 201374761 Y CN201374761 Y CN 201374761Y
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Abstract
The utility model relates to a mobile playing and direct telecast system, which comprises a mobile receiving and playing unit and a mobile playing and transmitting unit providing playing signal sources for the mobile receiving and playing unit. The mobile playing and transmitting unit comprises a first mobile carrier, a video and audio playing unit and a signal emitting and transmitting unit, wherein the video and audio playing unit is used for acquiring and processing audio and video playing information, the signal emitting and transmitting unit is used for emitting and transmitting the video and audio playing information, and the video and audio playing unit and the signal emitting and transmitting unit are respectively arranged on the first mobile carrier. The mobile receiving and playing unit comprises a second mobile carrier, a signal receiving and transmitting unit and a display screen, wherein the signal receiving and transmitting unit and the display screen are respectively arranged on the second mobile carrier, the signal receiving and transmitting unit is used for receiving the video and audio playing information emitted by the signal emitting and transmitting unit, and the display screen is used for displaying the video and audio playing information. The mobile playing and direct telecast system enables a playing and transmitting end and a receiving and playing end to be capable of moving, and has the advantages of being capable of not only realizing mobile playing of audio and video but realizing mobile direct telecast of audio and video.
Description
Technical field
The utility model relates to the mobile TV field, more particularly, relates to a kind of moving and performs in a radio or TV programme live broadcast system.
Background technology
As everyone knows, performing in a radio or TV programme of TV generally is in the studio of TV station or performs in a radio or TV programme in the Room, presided over by the host, with recording or live mode is broadcasted.In addition, in large-scale party and recreational and sports activities, also often use the mode of relaying live, at this moment TV station is reached mobile control room near the scene, and the photographer is sent to meeting-place picture and sound on the mobile control room, utilizes satellite or wired mode to pass TV station back again and broadcasts.No matter these two kinds of broadcast modes are the TV station studios or relay live car, and its presentation facility, transmission equipment all are fixing immovable.In the occasion of some application-specific, for example to move broadcast to a fleet of advancing or crowd, this dual mode is all not competent.
At present, the application of existing techniques in realizing under mobile status mainly contains two kinds: a kind of is vehicle-mounted mobile TV, it is installed in ground digital television receiver on the vehicle, as bus, taxi, private car etc., solved the requirement that under mobile status, receives TV, but its broadcast end is still fixed, and generally is arranged on the high point (for example: high mountain, high tower, high building) in city; Another kind is the mobile live broadcast system of performing in a radio or TV programme of broadcasting, between will broadcasting, it is installed on the vehicle with broadcast transmitter, preside over program and live going out in real time by the host, can listen to, realized that performing in a radio or TV programme of broadcast singal under the mobile status is live for a fleet of advancing.Though first kind has solved the reception problem under the mobile status, the presentation facility of transmitting terminal, transmission equipment can not move, and can not adapt to the demand of performing in a radio or TV programme that moves; Though second kind of solved sound mobile performed in a radio or TV programme lively, what can not solve video image mobilely performs in a radio or TV programme lively, makes the recipient only hear its sound for broadcast content, loses its face, has influenced the broadcast effect.
The utility model content
The technical problems to be solved in the utility model is, can not realize the mobile defective that receives playing sound and video of performing in a radio or TV programme and move simultaneously at the above-mentioned of prior art, provide a kind of transmitting terminal presentation facility, receiving terminal playback equipment all can move, and can realize that video image and audio signal move and perform in a radio or TV programme live a kind of moving and perform in a radio or TV programme live broadcast system.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of moving and perform in a radio or TV programme live broadcast system, it comprises the mobile broadcast unit that receives, and the mobile transmitter unit of performing in a radio or TV programme of the play signal source being provided for described mobile reception broadcast unit, described moving performed in a radio or TV programme transmitter unit and comprised first mobile vehicle, is separately positioned on being used on described first mobile vehicle and obtains and handle and look audio frequency and perform in a radio or TV programme the studio of information and look audio unit, be used to launch and transmit the described signal emission transmission unit that audio frequency is performed in a radio or TV programme information of looking; Described mobile reception broadcast unit comprises second mobile vehicle, be arranged on the audio frequency of looking that being used on second mobile vehicle receive the emission of described signal emission transmission unit performs in a radio or TV programme the signal of information and receives transmission unit, is used to show and looks the display screen that audio frequency is performed in a radio or TV programme information.
Above-mentioned mobile performing in a radio or TV programme in the live broadcast system, described studio is looked audio unit and is comprised instructor in broadcasting's switch unit and the audio system that links to each other with described instructor in broadcasting's switch unit respectively, video camera, editor's video reproduction equipment.
Above-mentioned mobile performing in a radio or TV programme in the live broadcast system, described signal emission transmission unit comprises the coded modulation transmitter and the transmitting antenna of the audiovisual information of emission transmission instructor in broadcasting switch unit output.
Above-mentioned mobile performing in a radio or TV programme in the live broadcast system, described signal receives transmission unit and comprises receiver and reception antenna.
Above-mentioned mobile performing in a radio or TV programme in the live broadcast system, also be provided with on described first mobile vehicle to the described studio light unit of performing in a radio or TV programme the transmitter unit light modulation that moves.
Above-mentioned mobile performing in a radio or TV programme in the live broadcast system, described move performed in a radio or TV programme transmitter unit and also comprises first power subsystem, and described mobile reception broadcast unit also comprises the second source unit.
Above-mentioned mobile performing in a radio or TV programme in the live broadcast system, described first power subsystem comprises generator, backup battery and uninterruptible power system.
Above-mentioned mobile performing in a radio or TV programme in the live broadcast system, the channel demodulation mode that channel modulation mode in the described signal emission transmission unit and signal receive in the transmission unit all adopts the terrestrial DTV standard, and the source coding mode that source encoding mode in the described signal emission transmission unit and signal receive in the transmission unit all adopts MPEG-II.
Above-mentioned mobile performing in a radio or TV programme in the live broadcast system, described first mobile vehicle and second mobile vehicle are vehicle.
Implement a kind of moving of the present utility model and perform in a radio or TV programme live broadcast system, it adopts the terrestrial DTV technology, simultaneously transmitter unit and studio all are loaded on the mobile vehicle, can move the collimation of just having gathered before broadcast is moved by the mobile programme televised live of host's hosting, the various programs of playing pre-edit and broadcast in real time and broadcast program without editing.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is that the utility model moves the framework schematic diagram of performing in a radio or TV programme live broadcast system one embodiment;
Fig. 2 is that the utility model moves the structural representation of performing in a radio or TV programme live broadcast system one embodiment.
Embodiment
The utility model solves can not be implemented in the prior art and plays end and perform in a radio or TV programme the defective that plays out video and audio frequency when end all moves, referring to Fig. 1 and Fig. 2, Fig. 1 is the framework schematic diagram of the utility model one embodiment, and Fig. 2 is the structural representation of the utility model one embodiment.
Described in the utility model move performed in a radio or TV programme live broadcast system and comprises: move and receive broadcast unit 2 and move and performs in a radio or TV programme transmitter unit 1, move and to perform in a radio or TV programme transmitter unit 1 and can in first mobile vehicle 11 moves, take host or outdoor scene, the phonotape and videotape of taking is radiated in the space by signal emission transmission unit 13, then be in equally signal on second mobile vehicle 21 in moving receive transmission unit 23 move receive above-mentioned move the signal of performing in a radio or TV programme transmitter unit 1 emission and it play on display screen show.Move and to perform in a radio or TV programme transmitter unit 1 and comprise being respectively arranged with on first mobile vehicle 11, first mobile vehicle 11 to be used to obtain and handle and look audio frequency and perform in a radio or TV programme the studio of information and look audio unit 12, be used to launch and transmit the described audio frequency of looking and perform in a radio or TV programme the signal emission transmission unit 13 of information, and give described first power subsystem 14 of performing in a radio or TV programme transmitter unit 1 power supply that moves; Moving reception broadcast unit 2 comprises second mobile vehicle 21, is arranged on signal reception transmission unit 23, display screen 22 and second source unit 24 on second mobile vehicle 21.
And the studio is looked audio unit 12 and is comprised instructor in broadcasting's switch unit 121 and the audio unit 122 that links to each other with described instructor in broadcasting's switch unit 121 respectively, video camera 123, edits video reproduction equipment 124.The audio frequency of looking that coded modulation transmitter 131 in the signal emission transmission unit 13 and transmitting antenna 132 look with the studio audio unit 12 obtains and handle is performed in a radio or TV programme the information emission and is transferred to move and receives broadcast unit 2, and the audio frequency of looking that moves that the reception antenna 232 that receives in the broadcast unit 2 and receiver 231 will receive is performed in a radio or TV programme message transmission and shown broadcast to display screen 22.
Above-mentioned first mobile vehicle 11 and second mobile vehicle 21 are preferably vehicle, and it also can be other transportable object.The utility model is elaborated as mobile vehicle below in conjunction with vehicle:
Move and to perform in a radio or TV programme transmitter unit 1 and comprise that moving first mobile vehicle 11, the studio that the car body of performing in a radio or TV programme live broadcast vehicle constitutes by one looks audio unit 12, studio light unit, signal emission transmission unit 13 and first power subsystem 14.
Move to receive broadcast unit 2 and comprise that second mobile vehicle 21, the signal that are made of one or many car body that receives and play audiovisual information receive transmission unit 23, display screen 22 and second source unit 24.Under the situation of forming fleet, the quantity of second mobile vehicle can reach more than 10.
It is as follows to move the structure of performing in a radio or TV programme transmitter unit 1:
First mobile vehicle 11: it uses the passenger vehicle vehicle through technological transformation.For adapting to different tasks, can select two kinds of vehicles of motorbus and middle bus.Be preferably motorbus, it is bigger because of the car body inner space, and the layout of the interior studio of car light, a piece of scenery and the installation of various kinds of equipment are complete, are equipped with independent generating equipment.
First power subsystem 14: in order to ensure finishing the live task of performing in a radio or TV programme, move and perform in a radio or TV programme transmitter unit 1 employing two cover power-supply systems, a cover is a main power source, adopts generator to add storage battery; Another set of employing UPS (uninterruptible power system) adds storage battery and makes backup battery.When operate as normal, generator by UPS to load power supply satisfying the demand of performing in a radio or TV programme, when system exceeded generator power load or main power source and breaks down, UPS can be from the storage battery power taking, thereby guaranteed the steady and continuous output of power supply.When main power source broke down, stand-by power supply can work alone, to ensure the supply of electric power of whole system.
The studio light unit: it give to move performs in a radio or TV programme transmitter unit 1 and carries out light modulation, it provides the light source of 3200K colour temperature by the television stadio specification requirement, it comprises key light and light filling lamp, backlight and backlight lamp, and it reduces the electric power power consumption guaranteeing to provide under the prerequisite of enough illumination in design as far as possible.
Signal emission transmission unit 13: it comprises coded modulation transmitter 131, the transmitting antenna of partly being made up of coding, Digital Television modulation and power amplification etc. 132.It can adopt multiple coding and decoding mode, is preferably MPEG-II standard (motion picture expert group, the active images that a kind of compression ratio is bigger and the compression standard of sound), and its modulation system adopts the terrestrial DTV standard.If will under mobile status, perform in a radio or TV programme and watch, at first must adopt wireless technology, wireless technology just can be broken away from the constraint of cable, to reach the purpose that any range moves.But the employing wireless technology, there is the fading problem of the multipath reflection of wireless signal causes under the mobile environment time, space and frequency in it.And the terrestrial DTV technology adopts mechanism such as protection interval, forward error correction, can solve the multipath fading problem.Reliable for what broadcast, on first mobile vehicle 11, be equipped with standby transmitter 131 and standby transmitting antenna 132 simultaneously.Active and standby transmitter adopts the Hot Spare working method, when master transmitter breaks down, by diverter switch the standby transmitter signal is delivered to emergency antenna.Simultaneously, a cover reception system is installed also on first mobile vehicle 11, whether can monitor transmits can normally receive.
It is as follows to move the structure that receives broadcast unit 2:
Second mobile vehicle 21: because it is identical to move the mode of operation and the reception of Mobile Digital TV that receive broadcast unit 2, thus there is not specific (special) requirements for car body, but for attractive in appearance, the vehicle of second mobile vehicle 21 is preferably consistent with first mobile vehicle 11.
Second source unit 24: because it is little to move the power that receives broadcast unit 2 device therefors, all devices is attempted by on the accumulator jar of former car, and cut-off by ignition switch control.
Signal receives transmission unit 23: it comprises reception antenna 232 and receiver 231, and receiver 231 channel demodulations partly adopt Chinese terrestrial DTV standard, and source coding partly adopts MPEG II.Audio frequency output inserts former car sound system.
Display screen 22:, be preferably and inhale the automatic convertible LCDs in top for obtaining best viewing effect.Consider vehicle-mounted characteristics, all types of display screens all are preferably high brightness (more than the 400cd), high-contrast, and have wide temperature range (for example ,-10 ~+55 ℃) and high shock resistance.
In detail referring to Fig. 2, gamma camera 123 in the audio unit 12 is looked in the studio, audio unit 122, editor's video reproduction equipment 124 is transferred to the broadcast information of sound and image in instructor in broadcasting's switch unit 121, instructor in broadcasting's switch unit 121 switches, tuning, conceal etc. and major-minor two-way is looked audio frequency output after the processing and receive master transmitter respectively and be equipped with transmitter 131, its radio frequency output connects active and standby transmitting antenna 132 respectively, the information of the performing in a radio or TV programme emission that will contain video/audio information by transmitting antenna 132 is transferred to the mobile broadcast unit 2 that receives, move to receive reception antenna 232 and receiver 231 in the broadcast unit 2 and will contain performing in a radio or TV programme of audiovisual information and be transferred to play on the display screen 22 behind message pick-up and the demodulation sign indicating number and show, can watch for spectators.
The above-mentioned mobile live broadcast system of performing in a radio or TV programme, can broadcast the collimation of just having gathered before the mobile programme televised live of being presided over by the host, the various programs of playing pre-edit and car move in real time and broadcast program without editor, be equivalent to dispose a small-sized mobile TV platform, improve ageing, specific aim that news is broadcasted, can be used for convention and movable purposes such as reception.
The utlity model has following advantage:
1, adopted the terrestrial DTV technology realize mobile perform in a radio or TV programme live;
2, studio, transmitter unit, reception are broadcasted the unit and all are installed on the mobile vehicle, can be at two Or a plurality of carriers all broadcast and receive in the situation of high-speed motion, and speed per hour can reach more than 180 kilometers;
3, realized vehicle-mounted studio, be equipped with the complete sets such as light, video camera, instructor in broadcasting's platform, word extractor and drilled Broadcast chamber equipment;
4, can broadcast in real time the mobile programme televised live of being presided over by the host, the various joints of playing pre-edit The collimation without editor of just having gathered before order and car move is broadcast program.
Claims (9)
1, a kind of moving performed in a radio or TV programme live broadcast system, it is characterized in that, comprise moving and receive broadcast unit (2), and the mobile transmitter unit (1) of performing in a radio or TV programme of the play signal source being provided for described mobile reception broadcast unit (2), described moving performed in a radio or TV programme transmitter unit (1) and comprised first mobile vehicle (11), is separately positioned on being used on described first mobile vehicle (11) and obtains and handle and look audio frequency and perform in a radio or TV programme the studio of information and look audio unit (12), be used to launch and transmit the described signal emission transmission unit (13) that audio frequency is performed in a radio or TV programme information of looking; Described mobile reception broadcast unit (2) comprises second mobile vehicle (21), be arranged on the audio frequency of looking that being used on second mobile vehicle (21) receive the emission of described signal emission transmission unit performs in a radio or TV programme the signal of information and receives transmission unit (23), is used to show that looking audio frequency performs in a radio or TV programme the display screen of information (22).
2, according to claim 1 moving performed in a radio or TV programme live broadcast system, it is characterized in that described studio is looked audio unit (12) and comprised instructor in broadcasting's switch unit (121) and the audio unit (122) that links to each other with described instructor in broadcasting's switch unit (121) respectively, video camera (123), edits video reproduction equipment (124).
3, according to claim 1 moving performed in a radio or TV programme live broadcast system, it is characterized in that described signal emission transmission unit (13) comprises the coded modulation transmitter (131) and the transmitting antenna (132) of the audiovisual information of emission transmission instructor in broadcasting's switch unit (121) output.
4, according to claim 1 moving performed in a radio or TV programme live broadcast system, it is characterized in that, described signal receives transmission unit (23) and comprises receiver (231) and reception antenna (232).
5, according to claim 1 moving performed in a radio or TV programme live broadcast system, it is characterized in that, also is provided with on described first mobile vehicle (11) to the described studio light unit of performing in a radio or TV programme transmitter unit (1) light modulation that moves.
6, according to claim 1 move performed in a radio or TV programme live broadcast system, it is characterized in that, described moving performed in a radio or TV programme transmitter unit (1) and also comprised first power subsystem (14), and described mobile reception broadcast unit (2) also comprises second source unit (24).
7, according to claim 6 moving performed in a radio or TV programme live broadcast system, it is characterized in that described first power subsystem (14) comprises generator, backup battery and uninterruptible power system.
8, perform in a radio or TV programme live broadcast system according to each described moving in the claim 1 to 7, it is characterized in that, the channel demodulation mode that channel modulation mode in the described signal emission transmission unit (13) and signal receive in the transmission unit (23) all adopts the terrestrial DTV standard, and the source coding mode that source encoding mode in the described signal emission transmission unit (13) and signal receive in the transmission unit (23) all adopts MPEG-II.
9, perform in a radio or TV programme live broadcast system according to each described moving in the claim 1 to 7, it is characterized in that described first mobile vehicle (11) and second mobile vehicle (21) are vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920135213U CN201374761Y (en) | 2009-02-27 | 2009-02-27 | Mobile playing and direct telecast system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920135213U CN201374761Y (en) | 2009-02-27 | 2009-02-27 | Mobile playing and direct telecast system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201374761Y true CN201374761Y (en) | 2009-12-30 |
Family
ID=41500842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920135213U Expired - Fee Related CN201374761Y (en) | 2009-02-27 | 2009-02-27 | Mobile playing and direct telecast system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201374761Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102065209A (en) * | 2010-11-15 | 2011-05-18 | 中国电信股份有限公司 | Integrated mobile recording and broadcasting system |
| CN104935833A (en) * | 2015-06-12 | 2015-09-23 | 深圳市世文通文化传播有限公司 | Mobile cultural network live broadcast car system |
-
2009
- 2009-02-27 CN CN200920135213U patent/CN201374761Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102065209A (en) * | 2010-11-15 | 2011-05-18 | 中国电信股份有限公司 | Integrated mobile recording and broadcasting system |
| CN102065209B (en) * | 2010-11-15 | 2012-11-07 | 中国电信股份有限公司 | Integrated mobile recording and broadcasting system |
| CN104935833A (en) * | 2015-06-12 | 2015-09-23 | 深圳市世文通文化传播有限公司 | Mobile cultural network live broadcast car system |
| CN104935833B (en) * | 2015-06-12 | 2018-06-19 | 深圳市世文通文化传播有限公司 | A kind of movable type cultural network live broadcast vehicle system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091230 Termination date: 20130227 |