Tài liệu Nguyên tắc cơ bản của thiết kế mạch RF với tiếng ồn thấp dao động P2 doc

... y Fundamentals of RF Circuit Design with Low Noise Oscillators. Jeremy Everard Copyright © 2001 John Wiley & Sons Ltd ISBNs: 0-471-49793-2 (Hardback); 0-470-84175-3 (Electronic) 82 Fundamentals of RF Circuit ... at a point is just the sum of the voltages of the forward and reverse waves: 74 Fundamentals of RF Circuit Design () Vxt V V , =+ +− (2,34) Similarly the currents are also...

Ngày tải lên: 26/01/2014, 14:20

... example: Tfe fhfCR ππ β 221 == (1.24) Therefore: 12 Fundamentals of RF Circuit Design () efeT fe rhf h C 12 + = π T m eT f g rf ππ 22 1 =≈ (1.25) Many of the parameters of a modern device can ... components. Fundamentals of RF Circuit Design with Low Noise Oscillators. Jeremy Everard Copyright © 2001 John Wiley & Sons Ltd ISBNs: 0-471-49793-2 (Hardback); 0-470-84175-3 (Electronic)...

Ngày tải lên: 26/01/2014, 14:20

... of RF Circuit Design with Low Noise Oscillators. Jeremy Everard Copyright © 2001 John Wiley & Sons Ltd ISBNs: 0-471-49793-2 (Hardback); 0-470-84175-3 (Electronic) 106 Fundamentals of RF Circuit ... CD on RF wideband transistors entitled ‘Product Selection 2000 Discrete Transistors’, Application note 10 (SC14), and illustrates how simple models can be used to give a good insight into...

Ngày tải lên: 17/10/2013, 22:15

... RF detection and LF cancellation. 2. Direct LF reduction. 3. Transposed gain amplifiers and oscillators. 4. Transposed flicker noise suppression using feedforward amplifiers. 4.10.1 RF ... error correcting circuit, which now incorporates an interferometer and a low noise GaAs microwave amplifier as shown in Figure 4.24. The interferometer has the effect of carrier suppression, there...

Ngày tải lên: 20/10/2013, 16:15

... 3(P ITC - P RF )] (5.8) The difference between the input RF level and the distortion level is therefore: P RF - P im = 2 ( P ITC - P RF ) (5.9) Mixers 247 Take an example. If the RF drive level ... () () ()       += ×= ∑ ∞ = )(cos 2/ 2/sin 2 1 .cos 1 0 tn n n tV tStVtV LO n RFRF RF ω π π ω (5.5) It is important to note that there is no LO component. There is however an...

Ngày tải lên: 20/10/2013, 16:15

... amplifier operating from 130 to 180 MHz. 3. A method for performing real time large signal modelling on circuits. Fundamentals of RF Circuit Design with Low Noise Oscillators. Jeremy Everard Copyright ... CAD Fourier transform was performed to find out the amplitude and phase of the fundamental component of the input voltage and current. The Fourier transform was performed within the CAD...

Ngày tải lên: 24/10/2013, 15:15

... slow when optimisation is required. It would therefore be very useful to be able to optimise the performance of a circuit, such as the load network for a power amplifier, by being able to vary the important ... of a broadband highly efficient amplifier load network operating around 1-2GHz. Fundamentals of RF Circuit Design with Low Noise Oscillators. Jeremy Everard Copyright © 2001 John Wil...

Ngày tải lên: 24/10/2013, 15:15

Ngày tải lên: 15/12/2013, 04:15

Ngày tải lên: 15/12/2013, 04:15

Ngày tải lên: 15/12/2013, 04:15