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In the frequency planning of a certain place, in addition to the main BCCH frequency point, a 6M frequency band is allocated for TCH, and 1x3 frequency hopping is adopted. In order to ensure that the same adjacent frequency collision does not occur in the same base station, what is the maximum station configuration?
In the frequency planning of a certain place, in addition to the main BCCH frequency point, a 6M frequency band is allocated for TCH, and 1x3 frequency hopping is adopted. In order to ensure that the same adjacent frequency collision does not occur in the same base station, what is...
When planning data relocation, which of the following methods can not only avoid large fluctuations in network quality, but also facilitate network engineering implementation? (Multiple choices)
When planning data relocation, which of the following methods can not only avoid large fluctuations in network quality, but also facilitate network engineering implementation? (Multiple choices)A . Through the evaluation of the original network frequency planning, if it is found that there are major problems that cannot meet the needs...
In the dual-frequency network of GPRS/EDGE business, the indoor coverage of the 900 network is poor, which affects the service quality of the packet business.
In the dual-frequency network of GPRS/EDGE business, the indoor coverage of the 900 network is poor, which affects the service quality of the packet business.A . True B. FalseView AnswerAnswer: B
When link budgeting, the customer requires the edge coverage probability to be 50%. Which is the correct description? (Multiple choices)
When link budgeting, the customer requires the edge coverage probability to be 50%. Which is the correct description? (Multiple choices)A . 50% of the users in the marginal area cannot make calls B. 50% of the fringe area cannot make calls C. 50% of the calls in the fringe area...
Generally speaking, which of the following parameters may be related to the ability to absorb traffic in the 1800 cell of the dual-frequency network? (Multiple choice)
Generally speaking, which of the following parameters may be related to the ability to absorb traffic in the 1800 cell of the dual-frequency network? (Multiple choice)A . MBR (Multiple Frequency Report) B. CELL Layer (cell level) C. Tx -integer (number of extended transmission slots) D. CRH (cell reselection hysteresis)View AnswerAnswer:...
Which of the following parameters is not stored in the SIM card?
Which of the following parameters is not stored in the SIM card?A . IMSI B. IMEI C. MSISDN D. LAIView AnswerAnswer: B
IMSI consists of which of the following parts?
In the GSM system, each user is assigned a unique IMSI (International Mobile Subscriber Identity) for user identification. IMSI consists of which of the following parts?A . MCC (Mobile Country Code), MNC (Mobile Network Number) and NMSI (National Mobile Subscriber Identity) in IMSI B. MCC (Mobile Country Code), MNC (Mobile...
When using a spectrum analyzer to test the signal strength, the input RF signal at the INPUT port of the spectrum analyzer cannot exceed 10dBm.
When using a spectrum analyzer to test the signal strength, the input RF signal at the INPUT port of the spectrum analyzer cannot exceed 10dBm.A . True B. FalseView AnswerAnswer: A
In the GPRS/EDGE system, when the network is running in mode II, both packet paging and circuit paging messages are delivered through the CCCH channel.
In the GPRS/EDGE system, when the network is running in mode II, both packet paging and circuit paging messages are delivered through the CCCH channel.A . True B. FalseView AnswerAnswer: A
The main reason why the tower mount amplifier can expand the coverage of the base station is to amplify the downlink signal.
The main reason why the tower mount amplifier can expand the coverage of the base station is to amplify the downlink signal.A . True B. FalseView AnswerAnswer: B
