Agency for Science, Technology and Research

Yonghong Zeng

Ying-Chang Liang

Ser Wah Oh

Zhongding Lei

Sumei Sun

Yugang Ma

Ying Chang Liang

Po Shin Francois Chin

Ronghong Mo

Tran Phuoc Cuong Le

Weiqiang Zhang

Choo Leng Koh

An antenna array integrated in an integrated circuit package. The antenna array may include a first receiver column. The antenna array may also include a plurality of second receiver columns. The antenna array may also include a first transmitter column and a second transmitter column arranged between the first receiver column and the plurality of second receiver columns. A spacing between the first transmitter column and the second transmitter column may be about half a spacing between neighbouring second receiver columns of the plurality of second receiver columns. A distance between the first receiver column and a second receiver column of the plurality of second receiver columns nearest to the first receiver column may be about N times the spacing between the neighbouring second receiver columns of the plurality of second receiver columns, N being a number of second receiver columns.

Antenna array, array arrangement and methods of forming the same

In various embodiments, a method for determining whether a signal includes a wanted signal may be provided. The method may include determining a frequency at which the signal has a signal energy above a first pre-defined signal energy threshold and determining whether the signal includes a wanted signal, based on whether the signal has a signal energy above a second pre-defined signal energy threshold in a pre-defined frequency range in a frequency neighborhood of the determined frequency.

Methods for determining whether a signal includes a wanted signal and apparatuses configured to determine whether a signal includes a wanted signal

Cooperative communication methods for a wireless communication network () and devices configured to perform such methods are disclosed herein. In a described embodiment, the network () includes a first communication device () and a second communication device (), each of the communication devices () being associated with respective users and configured to communicate with a common base station (). The cooperative communication method comprises the first communication device () transmitting a first message to the second communication device () for transmission to the base station () as a first routed message; and receiving a second message from the second communication device () for transmission to the base station () as a second routed message. In this way, the transmission is able to achieve diversity gains at the base station ().

Cooperative communication methods and devices

A method is provided for determining whether transmission signals are present in received signals, the method comprising: receiving a first signal via a first radio resource; receiving a second signal via a second radio resource; determining whether a first transmission signal is present in the received first signal based on the received second signal; and determining whether a second transmission signal is present in the received second signal based on the received first signal.

Method, device and computer readable medium for determining whether transmission signals are present in received signals

A method of determining as to whether a received signal includes a data signal is provided. The method provided includes determining a first value based on a cyclic auto-correlation of the received signal and determining a second value based on the cyclic auto-correlation of the received signal. The method provided further includes determining as to whether a received signal includes a data signal based on a comparison of the first value and the second value.

Method for determining as to whether a received signal includes a data signal

An embodiment of the invention provides a method for classifying a received signal. The method includes determining a covariance matrix of signal values of the received signal, and determining an eigenvalue matrix of the covariance matrix. The eigenvalue matrix includes the eigenvalues of the covariance matrix. A first function is determined from at least one eigenvalue of the eigenvalues of the covariance matrix. A second function is determined from at least one eigenvalue of the eigenvalues of the covariance matrix, wherein the second function is different from the first function. Dependent from a comparison between a value of the first function and a value of the second function, the received signal is classified into a signal comprising data or into a noise signal.

Method, device and computer program for classifying a received signal

A method of determining as to whether a received signal includes an information signal is provided. The method provided includes determining a covariance matrix from a received signal and transforming the covariance matrix into a transformed covariance matrix, wherein the transformation is configured such that the transformed covariance matrix is a non-diagonal matrix in case the received signal includes the information signal, wherein the non-diagonal matrix includes non-zero non-diagonal matrix elements. The method provided further includes determining a first function using at least one of the non-zero non-diagonal matrix elements of the transformed covariance matrix, determining a second function using at least one matrix element of the transformed covariance matrix, wherein the second function is different from the first function, and determining as to whether a received signal includes an information signal based on a comparison of a value of the first function and a value of the second function.

Method of determining as to whether a received signal includes an information signal

A method of allocating frequency ranges to at least one communication device is provided. The method comprises determining available frequency ranges within a plurality of frequency ranges, combining the available frequency ranges to at least one combined logical frequency range, and allocating the at least one combined logical frequency range to the at least one communication device.

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Singapore, Singapore

Yonghong Zeng