Background of the project

 

       Xi'an Kaiyuan Mall Co., Ltd. was established in December 1992 with a registered capital of 200 million yuan. It is invested and controlled by Xi'an Liberation Group Co., Ltd. It is a commercial trade, catering service, property leasing, vehicle parking, cultural entertainment, The office building is a multi-functional, high-grade, intelligent large-scale comprehensive shopping mall. At present, the mall is a leading enterprise in the trade and trade industry of Shaanxi Province and Xi'an City, a large profit and taxation household in Xi'an, and a national top 100 enterprise. Kaiyuan Mall covers an area of ​​33.136 mu, with a construction area of ​​103,000 square meters and a total investment of about 530 million yuan. The first phase of the project was completed on June 15, 1996. The overall project was completed and put into operation on August 30, 2001. The interior decoration of the mall is full of the times, the exterior style is unique, and the facilities in the building have reached the international advanced level. It has central air-conditioning, two-way escalator, sightseeing elevator, electronic shopping guide screen, fire sprinkler, electronic monitoring, and bank POS settlement. Its novel and unique, magnificent, and the combination of classical and modern style constitutes a beautiful landscape of New Xi'an.

 

 

 

 

 

Achieved functionality

1, digital signal transmission, clear voice, natural sound quality, multi-tone simultaneous music playback

The system backbone network uses TCP/IP protocol for digital transmission, audio and control are transmitted at the same time, so that the voice quality reaches the professional CD level. The system server is also equipped with a large-capacity storage hard disk, which can store a large number of audio signals, breaking the traditional physical line transmission limit. The network bandwidth of 10M can transmit nearly 100 sets of audio signals at the same time to play music of different audio formats to meet the interests of different regional personnel. For example, different stores can play advertisements suitable for the stores in the region, creating for this store. The greater advertising effect, the biggest advantage of the broadcast system.

2. Linkage between background music and fire broadcast system

The public broadcasting system partition divides the fire broadcasting into multiple fire broadcasting sections according to the requirements of the building fire protection zone. The background music broadcasting and the fire emergency broadcasting sound source, power amplifier, speaker and other equipment share one set, the functions are used separately, and one line system is used together. When you need to broadcast a business broadcast, you can cut off the background music; in the event of a fire, it will be linked with the building fire alarm system to form an emergency broadcast system, realize the broadcast of fire and emergency, realize resource sharing, maximize resource conservation, and at the same time Time to avoid casualties and property damage, and to ensure all safety in the square.

3, fast and efficient broadcast notification function

Through the computer room broadcasting equipment, you can quickly broadcast announcements, warm reminders or greetings to any area or areas in the square to save time and improve the efficiency of property management in the square.

4, timed background music playback

The digital broadcast terminal has an independent IP address, and can individually receive the personalized timed broadcast program of the server. The broadcaster will store the background music material to be used on the server hard disk, and compile the play plan. The system will automatically broadcast according to the mission plan.

7, voice real-time broadcast

The real-time broadcast function of the IP broadcast program can compress and store the programs from other sound sources in real time to the server, and can simultaneously broadcast to the designated network broadcast adapter terminal as required. The broadcast source can be other commercial or self-use radios, recording decks, CD players, MP3 players, microphones, etc., for broadcast notifications and the like.

 

Solution architecture