2 to 4 GHz
A 2 to 4 GHz Instantaneous Frequency Measurement System Using Multiple Band-Pass Filters
... Abstract—In this paper, a 2 to 4 GHz Instantaneous Frequency Measurement (IFM) system is presented. The proposed design uses four band-pass filters to estimate the frequency value of an RF signal. The ...
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2 to 4 GHz Frequency Discriminator for RF Front-End Instantaneous Frequency Measurement Receivers
... An RF-FE IFM receiver is realized with frequency measurement accuracy less than 1 MHz (RMS). This accuracy is achieved by designing a receiver architecture consisting of three stages of RF frequency discriminator. The ...
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MINIATURIZED MICROSTRIP DUAL PATCH ANTENNA FOR 2 4 GHZ WIFI APPLICATIONS
... There are many works were conducted on the patch antenna for WiFi applications. All of the related works focus on the miniaturized features of the antenna design, and the Onmi- directional raditation of the designed ...
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A 2-4 GHz Octave Bandwidth GaN HEMT Power Amplifier with High Efficiency
... the 2–4 GHz working ...w 2 , while w 1 and w 2 are the lower and upper band edge angular frequencies respectively as shown in Figure ...Figure 2(d), while the method can be found ...
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Design and Analysis of 2X2 MIMO System for 2 4 GHz ISM Band Applications
... A new methodology has been defined by designing practical 2X2 MIMO system along with the design considerations. The system is operating on 2.4 GHz ISM band frequency using practical antennas designed on CST ...
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RF receiver subsystem design at 2 4 GHz frequency using microstrip lines
... In this paper, performance analysis of RF subsystems like, band pass filter (BPF), low noise amplifiers (LNA) are performed. The center frequency is 2.4 GHz and the substrate used is FR4. The software used is ...
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Radiation Characteristics of a Novel µ Negative Metamaterial Spiral Resonator Antenna at the 2 4 GHz
... The SR structure functions as an antenna, therefore it must be connected to the feeding system. To enhance an- tenna gain and bandwidth, a matching circuit is inserted in the feed line, as discussed in [17]. Two ...
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A 2 4 GHz Switched Beam Antenna for Indoor Applications Using Angle of Arrival Estimation
... Simulation and measurements were performed for the patch antenna with one ele- ment fed by a 50 Ω coaxial feed, while the remaining elements open-circuited. The si- mulated and measured reflection coefficient as a ...
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Design of Flexible Microstrip Patch Antenna of 2 4 Ghz Operation Frequency using HFSS
... Flexible Patch Antenna”. Flexible patch antenna in recent years has made a great progress in the field of electronics due to various advantages provided by its design i.e. it’s size, shape, conformity, ease of ...
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A Survey on Interference Mitigation Techniques for 2 4 GHz ISM Band
... 2.4 GHz industrial, scientific, and medical radio (ISM) band and this coexistence in the ISM band leads to interference and performance degradation in the ...
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An Unconditionally Stable Front End Low Noise Amplifier Design for 2 4 GHz ISM Band
... The designed LNA with matching network and DC- biasing network is shown in Fig.4. It has L-type matching networks at input and output which have been designed at 2.4 GHz using Quick Smith software and tuned ...
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MIMO Reconfigurable Antennas for Wi Fi 2 4 GHz Communication
... 2.4 GHz unlicensed band can be increased significantly by incorporating the advantages of MIMO and microstrip antenna ...2.4 GHz communication has been ...
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2 9 8 4 GHz Filter Bank Using Stub Loaded Multi Mode Resonators
... In this paper, to solve these issues, open-end stubs loaded MMR with modified SIR are developed for 2.9 - 4.32 GHz, 4.3 - 6.42 GHz, and 6.4 - 8.4 GHz microstrip BPFs with 20 MHz overlapping ...
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Design and Characterization of a 5 2 GHz/2 4 GHz Fractional Frequency Synthesizer for Low Phase Noise Performance
... As an example, consider the plot of Figure 5. First the ΣΔ modulator used in the design must be considered. Since this noise increases with o ff set frequency, the loop bandwidth must be set low enough to properly ...
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Design and Implementation of a Low Power Active RFID for Container Tracking at 2 4 GHz Frequency
... There are 4 types of MAC frames in this standard. In our work, we use the data frame for communication between the Reader and Tags. In Figure 9, the schematics of MAC and physical layers of 802.15.4 are shown. SHR ...
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Investigation and Comparison of 2 4 GHz Wearable Antennas on Three Textile Substrates and Its Performance Characteristics
... In recent years, flexible and textile antennas have taken a lot of attention due to their application in wearable systems. Nowadays, research efforts focus on the development of novel textiles to be used as antenna ...
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t2451 2-4 GHz Cordless Telephone
... Commission (FCC) rules for the United States. It also complies with regulations RSS210 and CS-03 of Industry and Science Canada. Operation is subject to the following two conditions: (1) this device may not cause ...
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Designing of Wideband Microstrip Patch Antennas at 2 4 GHz
... b The loading of the surface of the printed element with slots of appropriate shape Antenna array used for worldwide interoperability for microwave access WiMAX and wireless local area n[r] ...
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A Miniaturized Quasi-Self-Complementary UWB Antenna with Band-Rejection Characteristic
... 13.4 GHz) and a compact antenna having a limited occupation area of 157.5 mm 2 are ...5 GHz IEEE 802.11j/n WLAN (5.47–5.725 GHz, 5.725– 5.825 GHz) wireless systems, a five-star-shaped ...
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A fast vectorial network analyser for frequencies up to 4 GHz
... A comparison between a conventional and the fast network analyser was done to demonstrate the functionality of the fast network analyser. For the comparison a commercial net- work analyser (ZVR) was used. First, a ...
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