CN2762466Y - Square multi-medium system - Google Patents
Square multi-medium system Download PDFInfo
- Publication number
- CN2762466Y CN2762466Y CN 200420072205 CN200420072205U CN2762466Y CN 2762466 Y CN2762466 Y CN 2762466Y CN 200420072205 CN200420072205 CN 200420072205 CN 200420072205 U CN200420072205 U CN 200420072205U CN 2762466 Y CN2762466 Y CN 2762466Y
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- CN
- China
- Prior art keywords
- signal
- square
- radio broadcasting
- electronic display
- wireless broadcast
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a square multimedia system comprising a plurality of signal sources, a plurality of wireless broadcast signal emitters, a plurality of large electronic display screens respectively arranged around the square, and a plurality of wireless broadcast signal receivers. Every signal source provides the video signals and the audio signals of different programs. Every video signal is transmitted to one electronic display screen by one cable and every audio signal is sent into the air by a wireless broadcast signal emitter. Every wireless broadcast signal emitter uses different frequencies and the signal cover range is the area where the square is located. Every wireless broadcast signal receiver can be freely adjusted to receive wireless broadcast signals of different frequencies. When the user watches the image information on a particular electronic display screen, the wireless broadcast signal receiver is adjusted to a particular frequency to listen to corresponding audio information for enjoy favorite programs.
Description
[technical field]
The utility model relates to a kind of multimedia system, refers in particular to a kind of multimedia system that is applied to city square.
[background technology]
Along with the raising of expanding economy and people's living standard, in each large, medium and small city, all build amusement and recreation square not of uniform size, that beautiful environment, for citizen in festivals or holidays, two-day weekend or play after work, have a walk, solarization is got sun, and loosens mood.In these squares, mostly be provided with a large-scale electronic display, be used for relaying ordinary tv programme or play film or live, appreciate for the people that play on the square to just carrying out on the square at the program of on-the-spot demonstration.
Above-mentioned electronic display is a part of existing square multimedia system.In addition, have the audio amplifier that the square multimedia system generally also comprises signal source and is arranged on the electronic display both sides now.Signal source generally is placed in the caretaker room or multimedia control room on square, be used for relaying ordinary tv programme or play film or live, and the program of its broadcast is generated corresponding video signals and audio signal just carrying out on the square at the program of on-the-spot demonstration.Vision signal and audio signal are sent to electronic display and audio amplifier by cable respectively.So, the people that play on the square then can enjoy excellent program.
But, this existing square multimedia system exists a very big defective to be: the same time, only there is a programs to appreciate for the people that play on the square, the people that play on the square can't be according to the hobby of oneself, select to appreciate the music of oneself liking, Chinese folk art forms or dance program lack selectivity, and the program that so seems is comparatively dull.
In addition, generally all bigger because of the square, be then might can't hear sound with distance audio amplifier people far away.And if the accent of the sound in the audio amplifier greatly, then can bring noise pollution to the environment around the square.At this problem, some square is arranged on the square all around with audio amplifier at present, but still can't resolve problem that can't hear sound the people at center, square like this.
[summary of the invention]
Main purpose of the present utility model is to provide a kind of square multimedia system that the selective appreciation of a plurality of glitch-free each other program is provided.
But where all another purpose of the present utility model is to provide a kind of square multimedia system that no matter is in square uppick program sound.
Another purpose of the present utility model is to provide a kind of listener the square multimedia system of voiceless sound interference each other.
The utility model also has a purpose to be to provide a kind of square multimedia system to square surrounding environment noise-less pollution.
The purpose of this utility model is achieved through the following technical solutions: a kind of square multimedia system comprises a plurality of signal sources, a plurality of radio broadcasting signal reflector, a plurality of square large electronic display and a plurality of radio broadcasting signal receiver all around that be built up in respectively.Each signal source provides the vision signal and the audio signal of different programs.Each vision signal is sent to an electronic display by a cable respectively.Each audio signal sends to by a radio broadcasting signal reflector respectively in the air.Each radio broadcasting signal reflector uses different frequencies, and signal cover is the region, square.But each radio broadcasting signal receiver free adjustment is to receive the radio broadcasting signal of different frequency.During the image information of user on watching the specific electron display screen, simultaneously the radio broadcasting signal receiver is adjusted to characteristic frequency, can enjoys own favorite program to listen to corresponding acoustic information.
Compared with prior art, the utility model square multimedia system is provided with a plurality of signal sources, and a plurality of different programs can be provided.The vision signal of each program is sent to an electronic display by a cable respectively, audio signal sends in the air by a radio broadcasting signal reflector respectively, and each radio broadcasting signal reflector uses different frequencies to carry out signal and sends, and is not disturb between each program.During the image information of user on watching the specific electron display screen, simultaneously the radio broadcasting signal receiver is adjusted to characteristic frequency to listen to corresponding acoustic information, can enjoy own favorite program, be the requirement that can satisfy the crowd of different levels, different grade, different hobbies with the utility model square multimedia system, selectivity is better.With no matter in the square where the signal that each radio broadcasting signal reflector is launched all can cover the zone at place, square, be, but equal acoustic informations of each program of uppick.
[description of drawings]
Fig. 1 is the principles of construction figure of the utility model square multimedia system.
[embodiment]
See also shown in Figure 1ly, the utility model square multimedia system comprises that 3 signal sources, 3 radio broadcasting signal reflectors, 3 are built up in square large electronic display and a plurality of radio broadcasting signal receiver all around respectively.Signal source, radio broadcasting signal reflector, electronic display three's quantity equates that the quantity of radio broadcasting signal receiver is not limit.
Signal source places in the multimedia control room, square, each signal source all can relay ordinary tv programme play film or on the square just the program in on-the-spot demonstration carry out live, so this square multimedia system can provide multiple different program, as music, cross-talk, essay, dancing, film, sports tournament, product introduction or the like.Each signal source generates corresponding video signals and audio signal with the program of its broadcast.
Each electronic display links to each other with a signal source by a cable respectively, the vision signal that is provided with reception corresponding signal source, thus show the image information of respective program.
Each radio broadcasting signal reflector places by the corresponding electronic display, and each radio broadcasting signal reflector links to each other with a signal source by a cable respectively, the audio signal that is provided with reception corresponding signal source, and this audio signal sent in the air.Each radio broadcasting signal reflector uses different frequencies to carry out signal and sends, and so can not have interference between each program.And the coverage of the signal that each radio broadcasting signal reflector is sent is the region, square, the audio signal that all can receive all programs Anywhere on the square like this.In addition, for avoiding disturbing mutually with the common radio broadcasting signal of general Commercial Radio, above-mentioned radio broadcasting signal reflector should use the wireless radio channel that is not used in the city, place, square.
The radio broadcasting signal receiver can adopt common FM receiver, is provided for oneself by the people that play to the square.Simultaneously, the square also can set up a special service point to hire out or sell the frequency modulation earphone, to satisfy the demand of appreciating program with wireless people.But described each radio broadcasting signal receiver is free adjustment all, receiving the radio broadcasting signal of different frequency, thereby shows the acoustic information of respective program.So, the people that play on the square during image information on watching the specific electron display screen, are adjusted to characteristic frequency to listen to corresponding acoustic information with broadcast receiver in the own hand or frequency modulation earphone simultaneously, can enjoy own favorite program.And, use if mix earplug for common FM receiver, then can guarantee the listener each other the person do not have sound interference.
In addition, when on the square large-scale on-the-spot demonstration being arranged, then can only use a signal source to carry out live to the program of on-the-spot demonstration.The vision signal that signal source generates sends all electronic displays to by cable, and audio signal sends to by a radio broadcasting signal reflector in the air.The people that play on the square only need lock the acoustic information that a channel is listened to program, simultaneously again in conjunction with the image information on any one electronic display, just can enjoy the highlight in on-the-spot demonstration.Only use a signal source and a radio broadcasting signal reflector, and do not use all signal sources and all radio broadcasting signal reflectors, can reduce the expense cost on square to a certain extent.
Compared with prior art, the utility model square multimedia system is provided with a plurality of signal sources, and a plurality of different programs can be provided.The vision signal of each program is sent to an electronic display by a cable respectively, audio signal sends in the air by a radio broadcasting signal reflector respectively, and each radio broadcasting signal reflector uses different frequencies to carry out signal and sends, and is not disturb between each program.The people that play on the square, during image information on watching the specific electron display screen, simultaneously broadcast receiver in the own hand or frequency modulation earphone are adjusted to specific channel to listen to corresponding acoustic information, can enjoy own favorite program, be the requirement that can satisfy the crowd of different levels, different grade, different hobbies with the utility model square multimedia system, selectivity is good.
The radio broadcasting signal reflector also can place in square caretaker room or the multimedia control room, square, the signal that each radio broadcasting signal reflector is launched, all can cover the zone at place, square with no matter in the square where, be, but equal acoustic informations of each program of uppick.
Use the frequency modulation earphone or mix the acoustic information that earplug is listened to program together as broadcast receiver, the listener does not then have sound interference each other, and the square also can keep a more quiet environment, and can not bring noise pollution to the environment around the square.
Claims (3)
1. square multimedia system, it is characterized in that: a plurality of vision signal of different programs and signal sources of audio signal of providing are provided described square multimedia system, a plurality of radio broadcasting signal reflectors, but a plurality of be built up in respectively the square all around large electronic display and a plurality of free adjustment with the radio broadcasting signal receiver of the radio broadcasting signal that receives different frequency, signal source, the radio broadcasting signal reflector, electronic display three's quantity equates, each electronic display links to each other with a signal source respectively to receive the vision signal of a program, and each radio broadcasting signal reflector links to each other with a signal source respectively and sends in the air with the audio signal that receives a program and with described audio signal.Each radio broadcasting signal reflector uses different frequencies to send signal, and the coverage of signal is the region, square.
2. square as claimed in claim 1 multimedia system is characterized in that: described radio broadcasting signal receiver is common frequency broadcast receiver or frequency modulation earphone.
3. square as claimed in claim 1 multimedia system is characterized in that: the frequency that described radio broadcasting signal reflector uses is the broadcasting channel that is not used in the city, place, square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420072205 CN2762466Y (en) | 2004-08-03 | 2004-08-03 | Square multi-medium system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420072205 CN2762466Y (en) | 2004-08-03 | 2004-08-03 | Square multi-medium system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2762466Y true CN2762466Y (en) | 2006-03-01 |
Family
ID=36095581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420072205 Expired - Fee Related CN2762466Y (en) | 2004-08-03 | 2004-08-03 | Square multi-medium system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2762466Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163396A (en) * | 2011-01-25 | 2011-08-24 | 冉红 | LED (light-emitting diode) display system for audio output |
| CN103051854A (en) * | 2012-12-20 | 2013-04-17 | 山东职业学院 | Accompanying sound reception device for appreciating distant LED (Light Emitting Diode) large screen television |
-
2004
- 2004-08-03 CN CN 200420072205 patent/CN2762466Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163396A (en) * | 2011-01-25 | 2011-08-24 | 冉红 | LED (light-emitting diode) display system for audio output |
| CN102163396B (en) * | 2011-01-25 | 2016-05-04 | 刘敬梅 | A kind of LED display system of audio frequency output |
| CN103051854A (en) * | 2012-12-20 | 2013-04-17 | 山东职业学院 | Accompanying sound reception device for appreciating distant LED (Light Emitting Diode) large screen television |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhang Suyu Document name: Notification of authorisation and registration |
|
| 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: 20060301 |