“frequency band”造句,怎麼用frequency band造句
Each channel maintains the allocated frequency in a single frequency band.
A specified frequency band for the transmission and reception of electromagnetic signals, as for television signals.
An operator can now limit transmitting outside the programmed frequency band.
Each antenna element either resonates independently, or increases the total bandwidth of operation of the multi-band antenna system 100, in the low frequency band.
It receives Ku frequency band signals from 10.7 through 12.75 GHz with improved frequency stability by using an external 10 MHz reference.
A relatively restricted frequency band, normally used for a single purpose, or made available to a single user.
Another attribute is the flux or radiant power that can be delivered in that narrow frequency band.
Under normal circumstances, in order to filter at any frequency band have good frequency resolution, can be used with a broadband constant-pass filter, such as radio frequency-selective.
The serial product features include wide frequency band, low VSWR, high attenuation accuracy, small dimensions, high power, excellent capacity in anti-burnout etc.
The RF-7800V provides continuous coverage in the 30 to 108 MHZ frequency band at up to 50 watts of power.
The formulas for the transformation of sound levels between linear spectrum and multiplex frequency band, or among various multiplex frequency bands, are derived and the corrected value is calculated.
The MIMO systems use multiple antennas at both the transmitter and receiver to transmit signal in the same frequency band at the same time can significantly increase the channel capacity.
Microwave technology has exited for over half of the century. It transmits the information by ground visual distance in microwave frequency band. It is a kind of wireless transmission technology.
occupied frequency bandwidth
marine frequency band
very low frequency band radiated field system
FIG. 2 illustrates the multi-band antenna system 100 showing the conductors elements 102, 104 in the multi-band antenna system 100 operating in a low frequency band.
The European HiperLAN standard operates in same frequency band as the U-NII.
Wide frequency band, high power, low losses and wide temperature coefficient are the developing trends of microwave ferrite materiel.
Methods of measurements of audio-frequency band and simulated systems for selective calling equipment used in the mobile services
The studies have found that the radiation pulse will be broadened after passing through the UWB antenna, and the spectrum will shift entirely to the lower frequency band.
Diode switches or voltage controlled varactors implement dual-band resonators such that they can offer low impedance at the second harmonic of each frequency band, while, in some cases, presenting high impedance at the fundamental frequency as an RF choke circuit.
Signal sample is analyzed through wavelet packet theory, best base is chose, and the average energy of every sub frequency band is calculated, at last 14 links of characteristic vectors are get.
fundamental frequency band
The design is very suitable for wireless communication systems which work in ISM frequency band.
"on the other hand, it is imperative to develop high frequency band relay communication system in those poor raining regions."
The thermal noise of resistance could be overcome by reducing the physical temperature, choosing appropriate working frequency band low noise elements, etc.
Exploit differences in technologies and frequency bands.
They rearranged your DNA in order to have you broadcast within a certain limited frequency band whose frequency could feed them and keep them in power.
The basic idea using array sweeping to suppress harmonic interference is to reasonably design each sub-sweeping frequency band that can reach the goal of elimination of harmonic interference.
Bluetooth is a universal radio interface in the 2.45GHz frequency band that enables portable electronic devices to connect and communicate wirelessly via short-range, ad hoc networks.
Communication of the second frames USES a second frequency band that at least partially overlaps the first frequency band.
-
“纈更昔洛韋”造句,怎麼用纈更昔洛韋造句
1、鉅細胞病毒感染可使用*物治療,如更昔洛韋,纈更昔洛韋和膦**。2、方法以更昔洛韋為原料,經過酯化、還原兩步反應得到目標物纈更昔洛韋。3、近期發現:先期預防*應用纈更昔洛韋在對鉅細胞病毒的預防是有效的。...
-
“瑳”造句,怎麼用瑳造句
1、瑳刻薄貪鄙,忌害才能;儀頌巧側媚,獻二女以求親暱;瓘險慘苛酷,發言邪諂,故同罪焉。2、瑳刻薄貪鄙,忌害才能;儀頌巧側媚,獻二女以求親暱;瓘險慘苛酷,發言邪諂,故同罪焉3、君子偕老君子偕老,副笄六珈。委委佗佗,如山如河。象服是宜。子之不淑,雲如之何?玼兮玼兮,其之翟...
-
“即白”造句,怎麼用即白造句
1、非黑即白才是真理。2、血*白帶:即白帶中混有血液。3、這世間事,怎會是非黑即白,又何曾非此即彼?4、世間事,不是非黑即白;世間人,也不是非善即惡。5、我想不應該是一分為二,非黑即白的。6、網路世界非黑即白,沒有灰*地帶可言。7、然而未來並不是非黑即白的。8、這個世...
-
“家長參與”造句,怎麼用家長參與造句
1、他鼓勵學生家長參與學校的管理。2、資優生家長之教育期望與家長參與家庭學習間存在正相關。3、停滯衰退期為變革適應、學生行為、家長參與。4、追求學生快樂學習、教師有效教學、家長參與成長的全面*教育。5、你對於家長參與學校活動有何感想?如果有,你想參...
相關文章
- “fundamental frequency”造句,怎麼用fundamental frequency造句
- Youmaybesurprisedtosee"makingsurechildrennever'suffe...
- Youmaybesurprisedtosee"makingsurechildrennever'suffe...
- Youmaybesurprisedtosee"makingsurechildrennever'suffe...
- Youmaybesurprisedtosee"makingsurechildrennever'suffe...
- “frequency doubling”造句,怎麼用frequency doubling造句
- “frequency bandwidth”造句,怎麼用frequency bandwidth造句
- Youmaybesurprisedtosee"makingsurechildrennever'suffe...
- Thedifferencebetweenlifeinonecountryandin 1 isquiteof...
- Doyouneedfriends?I'msureyouransweris"Yes,ofcourse.Every...