1, Orthogonal Frequency Division Multiplexing ( OFDM ) is a key technology in the communication field.

2, Orthogonal frequency division multiplexing ( OFDM ) systems are very sensitive to the synchronization error.

3, Orthogonal Frequency Division Multiplexing (OFDM) is an efficient transmitting technology which has high bit rate and resistance to Intersymbol Interference (ISI).

4, OFDM ( orthogonal Frequency division multiplexing ) is suitable for communication in multi - path fading and limited bandwidth channel.

5, Orthogonal Frequency Division Multiple Access ( OFDMA ) gains an increasing attention for broadband wireless access ( BWA ) system.

6, Orthogonal frequency division multiplexing ( OFDM ) is a special multi - carrier transmission technology.

7, Orthogonal frequency division multiplexing ( OFDM ) modulation is an effective method for high data rate transmission.

8, Orthogonal frequency division multiplexing ( ofdm ) communication system matlab simulation program.

9, The peak-to-average power ratio of orthogonal frequency division multiplexing (OFDM systems is reduced with an improved constellation extension scheme.

10, In the orthogonal frequency division multiplexing(OFDM) transmission system, an adaptive pre-distortion method for high power amplifier(HPA) was studied.

11, A novel microwave six - port network orthogonal frequency division multiplexing ( OFDM ) demodulator is presented in this paper.

12, A symbol timing algorithm for orthogonal frequency division multiplexing(OFDM) systems with the cyclic prefix under wireless channels is proposed.

13, Orthogonal frequency division multiplexing (OFDM) scheme with high spectral efficiency and resistance to multi-path distortion has become a key modulation format in wireless communications.

14, Due to many advantages of Orthogonal Frequency Division Multiplexing technique, it becomes the best choice for low-voltage power line broadband communication.

15, Orthogonal frequency division multiplex ( OFDM ) is an effective method to realize high data rate transmission.

16, In order to improve the tag read rate of the passive RFID system, a novel passive RFID system jointly using frequency division multiple access (FDMA) and TDMA technologies is proposed in this work.

17, A phase pre-emphasis technique used in an all-optical sampling orthogonal frequency division multiplexing (AOS-OFDM) system is proposed and demonstrated.

18, An apparatus and method having a de-interleaving memory and a controller is used for de-interleaving interleaved data in a coded orthogonal frequency division multiplexing receiver.

19, The purificatory protoplasts were cultured in MS-1 medium and the high frequency division (about 36.4% ) of the regenerated cells was observed.

20, Phase pre-emphasis is theoretically studied and introduced to reduce peak-to-average power ratio (PAPR) in optical orthogonal frequency division multiplexing (OFDM) systems.

21, We propose a novel adaptive interleaving scheme for orthogonal frequency division multiplexing ( OFDM ) systems.

22, In this paper,[http:///frequency division.html] a new transmit beamforming scheme with limited feedback is presented in Multiple-Input Single-Output Orthogonal Frequency Division Multiplexing(MISO-OFDM) systems.

23, FH - OFDM is a technology that combines frequency - hopping ( FH ) and Orthogonal Frequency Division Multiplexing ( OFDM ) .

24, A new admission control scheme was presented in packet - switched orthogonal frequency division multiplexing ( OFDM ) wireless communications.

25, A new evaluation approach for the in-band nonlinear distortion, which is formed by the orthogonal frequency division multiplex (OFDM) signal passing through the high power amplifier, is presented.

26, OFDM is a type of modulation is called orthogonal frequency division multiplexing.

27, An optimal algorithm based on partial transmit sequences (PTS) for reducing the peak to average power ratio (PAPR) of orthogonal frequency division multiplexing signal is presented.

28, A multicell adaptive resource allocation(MARA) scheme was proposed for downlink orthogonal frequency division multiple access(OFDMA) cellular system.

29, Simulation results show that the proposed AWGN than the traditional orthogonal frequency division multiplexing ( OFDM ) scheme .

30, A power allocation algorithm is proposed for multi - cell orthogonal frequency division multiplex access ( OFDMA ) systems .

31, In order to coordinate the inter-cell interference, a multicell adaptive power allocation scheme was proposed for downlink orthogonal frequency division multiple access(OFDMA) cellular systems.

32, Orthognal Frequency Division Multiplexing ( OFDM ) is a multi - carrier digital modulation technique for broad - band wireless communication.

33, Using PLL synthesis technology such as frequency multiplication and frequency division, may obtain the multi-frequencies, the high stable oscillator signal output.

34, It can be substituted for frequency division loudspeaker system and widely used in various high fidelity sound system.

35, Method and apparatus for data transmission using time gated frequency division duplexing.

36, Orthogonal frequency division multiplexing (OFDM) has recently achieved much popularity due to desirable properties, such as high band efficiency , robustness to interferences and so on.

37, An accurate channel estimation is crucial for the performance of multiple - orthogonal frequency division multiplexing ( MIMO - OFDM ) systems.

38, Orthogonal frequency division modulation (OFDM) based approach is investigated continuously. It has many advantages and suits to novel wireless communication standards.

39, Partial transmit sequences(PTS) is a method with high complexity to reduce the Peak-to-average power ratio(PAPR) of orthogonal frequency division multiplexing(OFDM) system.

40, Orthogonal Frequency Division Multiplexing ( OFDM ) has high spectrum efficiency and side - effect of multipath propagation.

41, There are stili many problems to be solved in the orthogonal frequency division multiplexing (OFDM), which is a promising crucial technique in low voltage power line communication.Sentence dictionary

42, Focusing on the resource allocation problem in multi-user orthogonal frequency division multiple access(OFDMA) systems, a multi-carrier proportional fair scheduling algorithm, G-PFS, is proposed.

43, It describes and compares three kinds of multiaddress connection technique of frequency division multiaddress(FDMA), time division multiaddress(TDMA) and code division multiaddress(CDMA).

44, A new method is proposed to reduce the peak-to-average power ratio of orthogonal frequency division multiplexing system.

45, Orthogonal frequency division multiplexing ( OFDM ) is a bandwidth - efficient modulation scheme with robustness to frequency selective fading.