Telephone Service
Telephone Services is the general title of various telephone communication services provided by the telecommunications department to users.
Development profile
China's self-service service started in 1899. At that time, it was used by the telegraph and the telephone service, and it was only in some large and medium-sized cities. All of them were using a magnet switch. Later, some cities were used to switch to the CCPC; from 1925, it is automatically installed in some cities. switch. In 1935, the country has installed 85,000 stores in the country, including official government, and commercial. And in the same year, the telephone copper wire line has been built in the north and south of the Yangtze River, 3,000 kilometers, and the voice gumper and single carrier telephone are installed, and the long-distance telephone service is opened. After 1937, it expanded to other provinces and used 3 carrier telephones.
After the founding of the People's Republic of China, telephone communication has been greatly developed, and the telephone communication capacity is significantly improved. The type of telephone service is rapidly expanded rapidly, and the degree of automation has also improved significantly. In 1952, we will open a 12-way carrier phone on major trunk lines in the country. Open long-distance automatic telephone service between 8 cities such as Beijing, Tianjin and Shanghai in 1976. In 1992, the total number of telephone exchanges in the country, the number of long-distance telephone circuits, long-distance telephone traffic and the number of telephone users in the city, 80 times, 281 times, and 35 times, the city. The internal telephone automatic switch capacity has been 99% of the total number of public capacity of the public, and the capacity of rural telephony has accounted for 58.2% of the total capacity of the agricultural days, and the long-distance automatic telephone traffic accounts for 87% of the long-distance telephone traffic.
Phone is one of the most common and convenient communication means of communication links. Telephone services will be more widely popular and developed.
Classification
Telephone service is divided into international telephone business, domestic long-distance telephone business, city telephone business and rural telephone business in China.
With the development of telecommunications technology, in order to adapt to the needs of various users, my country has also opened a telephone business, mobile phone business, visual telephone business, and is studying, developing the various telephone services of intelligent network. .
Telephone connection
Phone communication has three types of manual connection, semi-automatic continuation, and automatic connection. Artificial and semi-automatic continuation needs to complete the phone through the attendant, the difference between the two is that when a telephone involves multiple telephone exchange, the manual connection needs to complete the continuation of the vintage office, the Tripphic Bureau and the Directive. The semi-automatic connection is only necessary to pass the user call directly by a semi-automatic switching device. Automatic continuation mode is directly dial by the voice user directly, without the need to continue. my country has artificial, semi-automatic and automatic three connection methods in international telephone business, domestic long distance telephone business and rural telephone business.
Domestic long-distance telephone business
Domestic long-distance telephone business refers to the long-distance telephone network (including ISDN net), in different "long-distance number" district, ie between different local telephone networks The telephone service provided. A local telephone network user can call another long-distance number local telephone network by dialing the domestic long-distance pop-up and long-distance zone.
The operator of the domestic long-distance telephone business must form its own domestic long-distance telephone network facilities, and the domestic long-distance telephone service types provided may be part or all. Provide a local telephone network and long-distance telephone network through domestic long-distance telephone services, can be the same operator's network, or can be done by different operators.
Domestic long-distance telephone business species
Domestic long-distance calls are divided into artificial, semi-automatic and automatic in connection. Business species divided by different service objects and business properties include: 1 code phone. Specific organs are hanging from a special important thing. 2 special calls. The approved institutions hang a long-distance call hanging by special matters that endangers national property and the safety of people's lives. 3 emergency dispatch phone. The designated mechanism is a long-distance telephone that is hanging by the emergency production schedule. 4 government phone. The main leaders of party and government leaders at all levels are due to long-distance calls for public use. 5 ordinary calls. The long-distance calls used by the organs, enterprises, groups and individuals other than the above requirements. 6 official, business phone. The designated post and telecommunications mechanism performs long-distance calls used when the communication service is implemented. Code calls, special calls, emergency scheduling telephone services need to be completed in manual or semi-automatic connection.
Domestic long-distance calls for artificial or semi-automatic continuation are divided into: 1 calling phone. Variable user with long-distance calls for a call call in a specified place. 2 calling people. Various users with a talked user of a certain number of calls, a user switched to a user call, a long-distance call for a user call to a user call or a co-call. 3 Paggers. The telephone bureau or the public telephone station sent people to notify the talents to the long-distance call to the designated location. Call species is described by the scripping user in registration.
Special business
Domestic long-distance calls for forecasting phones and book phones are two special services. 1 Notice phone. The spokesperson predetermined call time, and the telephone bureau in advance and turned on the call on time. When the voicemail needs to inform the call in advance, the speech is informative, and it can be explained by the telephone bureau to the telephone bureau. 2 reservation phone. Send, the user pre-contempted the call date and time, registered with the telephone bureau, and turned on the call on time. Use an appointment phone to regularly report and collect the situation, and the verification user can use the registration appointment for a long time, eliminating the procedure for each registration and calling.
Billing
Domestic long-distance calls are based on call distance and call time. Using artificial and semi-automatic continuous long distance calls, "3 points / 1-point system" is implemented, ie, in 3 minutes as a basic toll time, a call is less than 3 minutes, calculated for more than 3 minutes, according to the actual call minutes. Squiring people and call tendes need to receive additional fees for basic price. The long-distance automatic call implements "1 minute / 1 points", ie: the basic charge time is 1 minute, the call is less than 1 minute, calculated for 1 minute, calculated by the actual call minutes by more than 1 minute. Domestic long-distance calls have also implemented a segmentation measures for the price reduction fees at night and holidays.