Items where Author is "Callaghan, Peter"

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amplifier amplifiers Anechoic chambers (electromagnetic) antenna feeds Antenna radiation patterns Antenna testing Antennas Asynchronous coupling balanced antenna broadband antennas Building frequency selective surface Cellular phone frequencies choke-slot CMOS integrated circuits compensation differential amplifier Diplexer Filter FR4 substrate free space path loss Frequency selective surfaces gain Injection locked oscillators intermodulation distortion linear antenna arrays linearisation microwave integrated circuits mobile antennas mobile communication system Multi-port filtering network multiband antennas Multiple transmission bands multiple-band antennas negative impedance negative impedance compensation optical arrays optical fiber cables optical fiber networks optically fed phase personal area networks Personal Communication Service (PCS 1900) band phased arrays photodiodes pin-loaded patches power amplifier (PA) radio frequency radio over fiber remote antenna units Simple double layer grid plane wave filter structure Spatial filtering Split Ring Resonator stacked microstrip antennas Synchronous coupling UWB personal area networks Volterra analysis Wireless local area network signals

Number of items: 62.

amplifier

Ali, M. Tanseer, Wu, Ruiheng, Callaghan, Peter and Rapajic, Predrag (2014) Highly linear RF amplifier design: theoretical analysis and experimental study. International Journal of Electronics, 101 (1). pp. 98-112. ISSN 0020-7217 (Print), 1362-3060 (Online) (doi:https://doi.org/10.1080/00207217.2013.769189)

Ali, M. Tanseer, Wu, Ruiheng, Callaghan, Peter and Rapajic, Predrag (2012) Experimental study of a highly linear amplifier using negative impedance compensation technique. In: Active RF Devices, Circuits and Systems Seminar. IET Conference Publications . IET, pp. 35-38. ISBN 978-1849195409 (doi:https://doi.org/10.1049/ic.2011.0211)

Ali, M. Tanseer, Wu, Ruiheng, Callaghan, Peter and Rapajic, Predrag (2011) Design of a highly linear high frequency amplifier using Volterra model. In: Microwave, Antenna, Propagation, and EMC Technologies for Wireless Communications (MAPE). Microwave, Antenna, Propagation, and EMC Technologies for Wireless Communications (MAPE) . Institute of Electrical and Electronic Engineers, Pistacaway, USA, pp. 355-358. ISBN 978-1-4244-8268-9 (doi:https://doi.org/10.1109/MAPE.2011.6156259)

amplifiers

Ali, M. Tanseer, Wu, Ruiheng, Mao, Luhong, Callaghan, Peter and Rapajic, Predrag (2014) High frequency CMOS amplifier with improved linearity. IET Circuits, Devices & Systems, 8 (6). pp. 450-458. ISSN 1751-858X (Print), 1751-8598 (Online) (doi:https://doi.org/10.1049/iet-cds.2013.0327)

Anechoic chambers (electromagnetic)

Callaghan, Peter and Sagor, Md. Hasanuzzaman (2014) Measurement of Antenna Radiation Pattern using Injection Locking Technique. In: The 8th European Conference on Antennas and Propagation (EuCAP 2014). IEEE, Den Haag World Forum, The Hague, The Netherland, pp. 1066-1069. ISBN 978-88-907018-4-9 (doi:https://doi.org/10.1109/EuCAP.2014.6901952)

antenna feeds

Callaghan, Peter, Gomes, Nathan J., Batchelor, John C. and Formont, Stephane (2009) Experimental investigation of an optically fed phase array for UWB personal area networks. In: International Topical Meeting on Microwave Photonics, 2009. MWP '09. Universidad Politécnica de Valencia, Valencia, Spain. ISBN 978-1-4244-4788-6

Antenna radiation patterns

Antenna testing

Antennas

Callaghan, Peter, Huelin, Robin and Sagor, Md. Hasanuzzaman (2016) Double-layer grid filter for control of wireless signal propagation within buildings. In: 2015 Loughborough Antennas & Propagation Conference (LAPC). IEEE, pp. 25-29. ISBN 978-1-4799-8944-7 (doi:https://doi.org/10.1109/LAPC.2015.7366030)

Asynchronous coupling

Ogbodo, Eugene A., Wu, Yun, Callaghan, Peter and Wang, Yi (2017) A compact diplexer with a split-ring resonator junction. Microwave and Optical Technology Letters, 59 (9). pp. 2385-2390. ISSN 0895-2477 (Print), 1098-2760 (Online) (doi:https://doi.org/10.1002/mop.30740)

balanced antenna

Sagor, Md Hasanuzzaman and Callaghan, Peter (2014) Benefits of active transmit balanced antenna fed by differential power amplifier. In: 2014 Loughborough Antennas and Propagation Conference (LAPC). Institute of Electrical and Electronics Engineers Inc., Piscataway, NJ, USA, pp. 732-735. ISBN 9781479936625 (doi:https://doi.org/10.1109/LAPC.2014.6996499)

broadband antennas

Building frequency selective surface

Callaghan, Peter, Sagor, Md. Hasanuzzaman and Huelin, Robin (2016) Investigation into use of double-layer grid structures as frequency selective surfaces for buildings. IET Microwaves, Antennas & Propagation, 10 (13). pp. 1372-1377. ISSN 1751-8725 (Print), 1751-8733 (Online) (doi:https://doi.org/10.1049/iet-map.2016.0065)

Cellular phone frequencies

choke-slot

Callaghan, Peter, Sagor, Md. Hasanuzzaman and Batchelor, John C. (2011) Control of ground plane influence on antenna radiation pattern for mobile handheld devices. In: 2011 Loughborough Antennas and Propagation Conference (LAPC). Institute of Electrical and Electronics Engineers, Inc., Piscataway, NJ, USA, pp. 1-4. ISBN 978-1-4577-1014-8 (doi:https://doi.org/10.1109/LAPC.2011.6114127)

CMOS integrated circuits

compensation

differential amplifier

Diplexer

Ogbodo, Eugene, Wu, Yun, Callaghan, Peter and Wang, Yi (2017) Asynchronously coupled resonant junctions for diplexers and multiport filtering networks. Microwave and Optical Technology Letters, 59 (12). pp. 3046-3051. ISSN 0895-2477 (Print), 1098-2760 (Online) (doi:https://doi.org/10.1002/mop.30877)

Filter

FR4 substrate

free space path loss

Frequency selective surfaces

gain

Injection locked oscillators

intermodulation distortion

linear antenna arrays

linearisation

microwave integrated circuits

mobile antennas

Callaghan, Peter and Batchelor, John C. (2008) Multiband low-profile antenna for remote antenna unit picocell applications. IEEE Transactions on Antennas and Propagation, 56 (8). pp. 2475-2480. ISSN 0018-926X (doi:https://doi.org/10.1109/TAP.2008.927558)

mobile communication system

Multi-port filtering network

multiband antennas

Callaghan, Peter and Batchelor, John C. (2008) Dual-band pin-patch antenna for wi-fi applications. IEEE Antennas and Wireless Propagation Letters, 7. pp. 757-760. ISSN 1536-1225 (doi:https://doi.org/10.1109/LAWP.2008.2004885)

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