Nghĩa của từ adjacent channel bằng Tiếng Việt
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Đặt câu có từ "adjacent channel"
1. Improved adjacent channel interference protection
2. Dynamic filtering for adjacent channel interference suppression
3. Adjacent channel interference detection for wireless communication
4. Adjacent channel rejection of a cck blocker
5. Adjacent channel interference detecting apparatus and method
6. Reducing adjacent channel interference in a multicarrier modulation system
7. An adjacent channel interference rejection mechanism is provided to detect and reject CCK-modulated signals from an adjacent channel in a wireless communication receiver.
8. Adjacent channel leakage reduction in scalable wireless communication network
9. Process for generating a signal indicating adjacent channel interference
10. Interference mitigation procedures are used to reduce adjacent channel interference.
11. Low adjacent channel interference mode for a digital television system
12. Apparatus for reducing adjacent channel interference between proximate wireless communication units.
13. Switching between different transmit/ receive pulse shaping filters for limiting adjacent channel interference
14. Adjusting maximum transmit power to maintain constant margin for adjacent channel power rejection
15. Methods and apparatus for adjacent channel interference mitigation in access point base stations
16. Method and system for reducing adjacent channel interference using time division duplex (tdd)
17. Techniques for detecting adjacent channel interference (ACI) in a wireless communication system are described.
18. Method and user equipment for transmitting uplink signal according to adjacent channel leakage ratio
19. Method and system for detecting adjacent channel interference for ofdm/ofdma based broadband wireless access
20. The received mobile radiotelephone signal is analysed in a mobile radiotelephone receiver (8) for the presence of adjacent channel interference and is only filtered if adjacent channel interference is determined, in order to suppress the same.
21. Therefore, power on an adjacent channel signal is accurately measured upon reception of a measurement signal.
22. A system and method for generating a modified iota pulse for reducing adjacent channel interference (aci)
23. Method and apparatus for adjacent channel interference reduction in an orthogonal frequency division multiplexing (ofdm) receiver
24. Additionally, a general adjacent channel interference alleviation scheme by using a narrower receiver filter is also provided.
25. Co-channel and adjacent-channel interference can also be responsible for dropped calls in a wireless network.
26. The notch filter proposed is used to attenuate the adjacent channel interference in the Loran-C receiver.
27. A method of and a communication device for adjacent channel interference cancellation in a radio telecommunication system
28. [0055] Disclosed are a method and system for detecting adjacent channel interference between two systems having neighboring frequencies.
29. Furthermore, interference to the adjacent channel due to distortion abnormality in the power amplifier (113) can be prevented.
30. Instructions for performing Adjacent Channel Power (ACP) measurement using the swept power measurement technique have been clarified. 4.
31. Power loss can be thereby reduced and adjacent channel interferences through high voltage levels can be reduced to a minimum.
32. The use of such a multi-carrier modulation system aims at overcoming adjacent channel interference and reflections of the same signal.
33. If the selected channel is the one channel that may experience adjacent-channel interference, another channel may be selected from the set.
34. An adjacent channel interference of a CCK-modulated signal is determined and rejected based on the comparisons meeting a predetermined tolerance level.
35. Base-station out-of-block EIRP limits for adjacent channel coexistence with T-DAB within the 1 452-1 492 MHz frequency band
36. The terminal can also change channels from the selected channel x to an adjacent channel x ± 1 in the set of n ordered channels.
37. A wireless telephone has an output power controller (120) which provides a limit to the maximum transmit power, sufficient to provide adjacent channel power rejection (ACPR).
38. A frequency translation circuit (172-188) abuts the multiple channel bandpass filtered analogue signals in the frequency domain without any guard bands between adjacent channel signals.
39. Adaptive channel filtration enables a filter to be adaptively optimized for both co-channel and adjacent channel rejection performance (e.g., even as conditions change in a Rayleigh-fading environment).
40. Adjacent angles, two angles that share a common ray; Adjacent channel in broadcasting, a channel that is next to another channel; Adjacency matrix, a matrix that represents a graph
41. The two stage amplification can provide the selected channel signal with sufficient gain, even when an adjacent channel signal is output by the demodulation mixer (720) with greater amplitude or power.
42. In the end wall (11) connected to the main housing (4) a shaft (25) is located, to which axial agitating arms (31) are connected which engage between adjacent channel arrangements (22).
43. Receivers using double conversion are very selective and suppress image frequencies to yield sharp signal discrimination. Double conversion receivers also have better adjacent channel selectivity than can be realized in single conversion sets.
44. As a result, a transmission channel that experiences interference from the signals on its adjacent channels may not be recognized as idle, although the adjacent-channel interference has little effect on the transmission quality.
45. The dividing points between the sets are selected such that any sector has at most a single channel that may experience adjacent-channel interference from a channel that is allocated from a contiguous sector.
46. Apparatus and methods enable rejection of adjacent channel interference (ACI) in a way that mitigates reductions in performance, such as increased bit error rates, which might otherwise occur with conventional filtering algorithms used to combat ACI.
47. In GMSK, the signal to be modulated onto the carrier is first smoothed with a Gaussian low-pass filter prior to being fed to a frequency modulator , which greatly reduces the interference to neighboring channels (adjacent channel interference).
48. The PCI-5124 (32 and 256 MB models only) includes the NI Spectral Measurements Toolkit, which provides additional sophisticated frequency-domain measurements such as power spectrum, peak power and frequency, in-band power, adjacent-channel power, and 3D spectrogram.
49. The PXI-5124 (32, 256, and 512 MB models only) includes the NI Spectral Measurements Toolkit, which provides additional sophisticated frequency-domain measurements such as power spectrum, peak power and frequency, in-band power, adjacent-channel power, and 3D spectrogram.
50. The PXI-5122 (32, 256, and 512 MB models only) includes the NI Spectral Measurements Toolkit, which provides additional sophisticated frequency-domain measurements such as power spectrum, peak power and frequency, in-band power, adjacent-channel power, and 3D spectrogram.