Signal modulation apparatus, signal modulation method, and computer program product

A signal modulation method for use in a signal modulation apparatus, the signal modulation apparatus being provided for use in a communication framework including a plurality of communication systems, the communication systems comprising a first communication system having a first antenna and a second communication system having a second antenna, the signal modulation method comprising the steps of:

• (a) receiving specification information of the first communication system, specification information of the second communication system, information of the first antenna, information of the second antenna, distance information of the first antenna and the second antenna, and test information;
• (b) calculating return-loss information according to the information of the first antenna, the information of the second antenna, and the distance information;
• (c) calculating an SNR according to the specification information of the first communication system;
• (d) generating adjustment information according to the SNR, the test information, the specification information of the first communication system and the specification information of the second communication system;
• (e) generating isolation information according to the return-loss information, the adjustment information and the specification information of the first communication system;
• and
• (f) modulating a power of the first antenna according to the isolation information.

A computer program product stored in a computer readable medium for a signal modulation apparatus to perform a signal modulation method, the signal modulation apparatus being provided for use in a communication framework including a plurality of communication systems, the communication systems comprising a first communication system having a first antenna and a second communication system having a second antenna, the computer program product comprising:

• a first program instruction for a microprocessor to receive specification information of the first communication system, specification information of the second communication system, information of the first antenna, information of the second antenna, distance information of the first antenna and the second antenna, and test information;
• a second program instruction for the microprocessor to calculate return-loss information according to the information of the first antenna, the information of the second antenna, and the distance information;
• a third program instruction for the microprocessor to calculate an SNR according to the specification information of the first communication system;
• a fourth program instruction for the microprocessor to generate adjustment information according to the SNR, the test information, the specification information of the first communication system and the specification information of the second communication system;
• a fifth program instruction for the microprocessor to generate isolation information according to the return-loss information, the adjustment information and the specification information of the first communication system;
• and
• a sixth program instruction for the microprocessor to modulate a power of the first antenna according to the isolation information.