Search Results - "Cheong, Pedro"

A novel microstrip square-loop dual-mode bandpass filter with simultaneous size reduction and spurious response suppression by Si-Weng Fok, Pedro Cheong, Kam-Weng Tam, Martins, R.P.

“…In this paper, a new capacitively stepped-impedance resonator(CSIR) is proposed to develop the microstrip square-loop dual-mode bandpass filter. Using this new…”
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Miniaturized parallel coupled-line bandpass filter with spurious-response suppression by CHEONG, Pedro, FOK, Si-Weng, TAM, Kam-Weng

“…A novel miniaturized parallel coupled-line bandpass filter with suppression of second and third harmonic frequencies is demonstrated in this paper. This new…”
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Design of Wideband Bandpass Filter With Simultaneous Bandwidth and Notch Tuning Based on Dual Cross-Shaped Resonator by Teng, Cheng, Cheong, Pedro, Ho, Sut-Kam, Tam, Kam-Weng, Choi, Wai-Wa

“…In this paper, a wideband bandpass filter (BPF) with simultaneous bandwidth and notch tuning is proposed, by using a dual cross-shaped resonator (DCSR) with…”
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Differential Permittivity Sensor Using Microstrip Terminated Cross-Shaped Resonator Structure for Material Characterization by Chio, Chi-Hou, Teng, Cheng, Tam, Kam-Weng, Choi, Wai-Wa, Cheong, Pedro, Ho, Sut-Kam

“…A differential planar microwave resonator permittivity sensor for material characterization is proposed in this paper. The sensor is based on asymmetric…”
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Full-Range CSRR-Based Angular Displacement Sensing With Multiport Interferometric Platform by Cheong, Pedro, Wu, Ke

“…This article presents a compact, low-power, yet efficient wireless sensing platform to detect the angular displacement of an object with a reoriented…”
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Compendious Concurrent Dual-Band Receiver Based on Multiport Interferometric Architecture by Cheong, Pedro, Wu, Ke

“…A distinct usage of the conventional multiport architecture is introduced in this work to explore the compendious scheme of a concurrent dual-band…”
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Design and analysis of defected ground structure transformer for dual-band antenna by Choi, Wai-Wa, Chang, Ka Fai, Leong, Chon Chio, Cheong, Pedro, Tam, Kam Weng

“…This study presents a novel dual-band antenna design methodology utilising a dual-frequency impedance transformer with defected ground structure (DGS). The…”
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Synthesis of Wideband Bandpass Filter With Optimized Matrix Scaling for Direct Circuit Implementation Using Lumped Elements by Liu, Shidi, Cheong, Pedro, Choi, Wai-Wa

“…This letter describes a synthesis method for wideband bandpass filters (BPFs) that uses an optimized matrix scaling technique for direct circuit…”
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An Ingenious Multiport Interferometric Front-End for Concurrent Dual-Band Transmission by Cheong, Pedro, Tu, Mengting, Choi, Wai-Wa, Wu, Ke

“…This article proposes and presents an innovative approach to realizing the concurrent dual-band transmission with only a single front-end and local oscillator…”
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Multiport Transmitter Front-End Architecture for Concurrent Dual-Band Digital Predistortion by Tu, Mengting, Cheong, Pedro, Choi, Wai-Wa, Wu, Ke

“…This brief proposes a multiport transmitter front-end (MTFE) architecture to bolster the concurrent dual-band transmission while supporting the digital…”
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Design of Dual-Band Bandpass Filters With Fixed and Reconfigurable Bandwidths Based on Terminated Cross-Shaped Resonators by Bi, Xiao-Kun, Cheng, Teng, Cheong, Pedro, Ho, Sut-Kam, Tam, Kam-Weng

“…Based on a novel microstrip terminated cross-shaped resonator (TCSR), the dual-band bandpass filters (DB-BPFs) with fixed and reconfigurable bandwidths are…”
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Calibration Techniques for Concurrent Dual-Band Multiport Receivers by Chen, Ronghao, Tu, Mengting, Cheong, Pedro, Choi, Wai-Wa

“…This letter introduces a novel calibration scheme designed for concurrent dual-band receivers based on a multiport interferometer aimed at resolving mismatches…”
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A Highly Integrated Antenna-Triplexer With Simultaneous Three-Port Isolations Based on Multi-Mode Excitation by Cheong, Pedro, Ka-Fai Chang, Wai-Wa Choi, Kam-Weng Tam

“…In this communication, a novel highly integrated antenna-triplexer on a two-layer printed circuit board is proposed for multiband communication systems. This…”
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Microwave angular displacement sensor with wideband matching and impedance transforming by Zhu, Hong‐Xu, Cheong, Pedro, Tam, Kam‐Weng, Chio, Chi‐Hou, Teng, Cheng, Zhang, Wen‐Hai, Ngai, Kong

“…This work proposes a microwave angular displacement sensor with wideband matching based on a wideband impedance transformer. According to the design…”
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An Angular Displacement Sensor Based on Microstrip Wideband Impedance Transformer With Quasi-Chebyshev Frequency Response by Zhu, Hong-Xu, Cheong, Pedro, Tam, Kam-Weng, Ho, Sut-Kam, Choi, Wai-Wa

“…In this paper, the design methodology of a microstrip angular displacement sensor based on an impedance transformer with a quasi-Chebyshev frequency response…”
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Microfluidic Sensor for Simultaneous Liquid Classification and Concentration Detection by Liu, Shidi, Cheong, Pedro, Yang, Chufan, Ye, Yijun, Choi, Wai-Wa

“…In this letter, a novel microwave sensor is proposed to classify different microfluidic liquids and simultaneously detect their concentrations. The proposed…”
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Realization of Extremely High and Low Impedance Transforming Ratios Using Cross-Shaped Impedance Transformer by Zhu, Hong-Xu, Cheong, Pedro, Ho, Sut-Kam, Tam, Kam-Weng, Choi, Wai-Wa

“…In this brief, the design methodology of microstrip impedance transformers with extreme (i.e., extremely high and extremely low) impedance transforming ratios…”
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A ZigBee-Based Wireless Sensor Network Node for Ultraviolet Detection of Flame by Cheong, P., Ka-Fai Chang, Ying-Hoi Lai, Sut-Kam Ho, Iam-Keong Sou, Kam-Weng Tam

“…This paper describes a ZigBee-based wireless sensor network node for the ultraviolet (UV) detection of flame. The sensor node is composed of a ZnSSe UV…”
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Nonlinear Communication System With Harmonic Diversity by Cheong, Pedro, Ke Wu, Kam-Weng Tam

“…This paper presents the concept and demonstration of harmonic diversity for wireless communication, which makes use of multiple harmonic radio frequency (RF)…”
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Yagi-Uda Antenna for Multiband Radar Applications by Cheong, Pedro, Ke Wu, Wai-Wa Choi, Kam-Weng Tam

“…In this letter, a simple and compact Yagi-Uda antenna with good antenna gains is proposed for multiband radar applications. The prototype operates in three…”
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