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Beijing, China

The Beijing University of Posts and Telecommunications is a key national university distinguished by the teaching and research in the field of cable communications, wireless communications, computer, and electronic engineering. BUPT comprises 17 schools, and has an international school program with Queen Mary, University of London.The university was created in 1955 under the Ministry of Posts and Telecommunications and the Communications Department of the General Staff Department of the People's Liberation Army. The name was changed from Institute to University in 1993. It is the most famous and renowned university in the field of telecommunications in China. Wikipedia.


Patent
Beijing University of Posts and Telecommunications | Date: 2015-04-15

Provided is a method for PCI classified self-configuration, including: according to the characteristic of PCI code, dividing all PCIs into


Patent
Huawei, Beijing University of Posts and Telecommunications | Date: 2015-06-09

Embodiments of the present invention disclose a node scheduling method, where the method includes: configuring, for a node, a working period matched with a performance indicator of the node, where duration of the working period is an integer multiple of duration of a super frame, and the super frame is a super frame corresponding to a beacon frame in a network in which the node is located; and sending, to the node, an updated beacon frame that includes information about the working period, so that the node acquires the information about the working period from the updated beacon frame, receives a working beacon frame, establishes a super frame corresponding to the working beacon frame until the working period ends, and then repeats the receiving a working beacon frame and establishing a super frame corresponding to the working beacon frame until the updated beacon frame is received again.


Patent
Beijing University of Posts and Telecommunications | Date: 2013-08-12

The present invention discloses a system architecture for global optimization of a flexible grid optical network and a global optimization method therefor. The system architecture for global optimization of the flexible grid optical network provided in the present invention comprises a requesting unit for global optimization and an execution unit for global optimization, wherein the requesting unit for global optimization generates a request message for global optimization, and sends the request message for global optimization to the execution unit for global optimization; and the execution unit for global optimization parses the request message for global optimization, performs global optimization based on a constraint condition for global optimization, a computation algorithm for global optimization and a network topology and resource information of the flexible grid optical network, and returns a global optimization result to the requesting unit for global optimization.


Patent
Beijing University of Posts and Telecommunications | Date: 2015-06-01

An apparatus and a method for monitoring in-band OSNR (Optical Signal-to-Noise Ratio) which monitors the in-band OSNR by using two parallel Mach-Zehnder-interferometers with different optical time delays are disclosed. The apparatus and method can be resistant to chromatic dispersion, polarization mode dispersion and polarized noise, can measure the coherence characteristics of the signal without removing the noise, and can be manufactured into a semiconductor integrated device and be applied in the future high-speed optical network.


Patent
Huawei, Beijing University of Posts and Telecommunications | Date: 2015-01-30

Embodiments of the present invention disclose a beam codebook generation method, includes: calculating a first array response factor of a reference beam according to the number of actually generated beam signal channels, and calculating a second array response factor of the reference beam according to the preset number of target beam signal channels; performing radiated power normalization processing on the first array response factor to obtain a first radiation factor of the reference beam, and performing radiated power normalization processing on the second array response factor to obtain a second radiation factor of the reference beam; performing normalization processing on the first radiation factor and second radiation factor to obtain a beam codebook of the reference beam; and performing rotation processing on the obtained beam codebook of the reference beam to obtain a beam codebook of one or more other beams except the reference beam in the target beams.

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