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In this paper, we revisit a recently proposed receiver design, named the splitting receiver, which jointly uses coherent and non-coherent processing for signal detection. By considering an improved signal model for the splitting receiver as…

Information Theory · Computer Science 2024-10-30 Yanyan Wang , Wanchun Liu , Xiangyun Zhou , Guanghui Liu

Recently proposed splitting receivers, utilizing both coherently and non-coherently processed signals for detection, have demonstrated remarkable performance gain compared to conventional receivers in the single-antenna scenario. In this…

Information Theory · Computer Science 2024-10-28 Yanyan Wang , Wanchun Liu , Xiangyun Zhou

This letter proposes a new splitting receiver design with joint envelope detection (ED) and coherent detection (CD). To characterize its fundamental performance limit, we conduct high signal-to-noise ratio (SNR) analysis on the proposed…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Yanyan Wang , Wanchun Liu , Xiangyun Zhou

This letter proposes a low-complexity signal detection method for the splitting receiver scheme, which achieves an excellent symbol error rate (SER) performance. Based on the three-dimensional (3D) received signal of the splitting receiver,…

Signal Processing · Electrical Eng. & Systems 2023-05-31 Yanyan Wang , Qidi Li , Xiaohu Tang

Ultrasonic intra-body communication (IBC) is a promising enabling technology for future healthcare applications, due to low attenuation and medical safety of ultrasonic waves for the human body. A splitting receiver, referred to as the…

Information Theory · Computer Science 2021-01-06 Qianqian Wang , Quansheng Guan , Julian Cheng , Fei Ji

Harvesting the gain of a large number of antennas in a mmWave band has mainly been relying on the costly operation of channel state information (CSI) acquisition and cumbersome phase shifters. Recent works have started to investigate the…

Information Theory · Computer Science 2016-08-24 Lishuai Jing , Elisabeth De Carvalho , Petar Popovski , Alex Oliveras Martinez

We study the problem of designing optical receivers to discriminate between multiple coherent states using coherent processing receivers---i.e., one that uses arbitrary coherent feedback control and quantum-noise-limited direct…

Quantum Physics · Physics 2017-07-26 Hye Won Chung , Saikat Guha , Lizhong Zheng

This paper focuses on the non-coherent detection in ambient backscatter communication, which is highly appealing for systems where the trade-off between signaling overhead and the actual data transmission is very critical. Modeling the…

Information Theory · Computer Science 2021-04-28 J. Kartheek Devineni , Harpreet S. Dhillon

Simultaneous wireless information and power transfer (SWIPT) is an appealing research area because both information and energy can be delivered to wireless devices simultaneously. In this paper, we propose a diplexer-based receiver…

Information Theory · Computer Science 2016-03-22 Chong Qin , Yi Gong , Zhi Quan

A canonical wireless communication system consists of a transmitter and a receiver. The information bit stream is transmitted after coding, modulation, and pulse shaping. Due to the effects of radio frequency (RF) impairments, channel…

Signal Processing · Electrical Eng. & Systems 2020-09-01 Shilian Zheng , Shichuan Chen , Xiaoniu Yang

In this letter, we investigate the joint receiver design for integrated sensing and communication (ISAC) systems, where the communication signal and the target echo signal are simultaneously received and processed to achieve a balanced…

Signal Processing · Electrical Eng. & Systems 2023-05-09 Yuxiang Dong , Fan Liu , Yifeng Xiong

High order modulation formats constitute the most prominent way for increasing spectral efficiency in transmission systems. Coherent transceivers that support such higher order formats require heavy digital signal processing (DSP), which…

This letter deals with the joint information and energy processing at a receiver of a point-to-point communication channel. In particular, the trade-off between the achievable information rate and harvested energy for a multiple-antenna…

Information Theory · Computer Science 2017-04-17 Ali Kariminezhad , Soheil Gherekhloo , Aydin Sezgin

A rate splitting based scheme is proposed to operate a broadcast setting with two antennas at the transmit side and two single-antenna receiving terminals. The transmitter knows the magnitude of the channel coefficients, and it is oblivious…

Information Theory · Computer Science 2019-06-11 Carlos Mosquera , Tomás Ramírez , Màrius Caus , Nele Noels , Adriano Pastore

Commercial coherent receivers utilize balanced photodetectors (PDs) with high single-port rejection ratio (SPRR) to mitigate the signal-signal beat interference (SSBI) due to the square-law detection process. As the symbol rates of coherent…

Signal Processing · Electrical Eng. & Systems 2022-03-14 Son Thai Le , Vahid Aref , Junho Cho

We propose quantum receivers with optical squeezing and photon-number-resolving detector (PNRD) for the near-optimal discrimination of quaternary phase-shift-keyed coherent state signals. The basic scheme is similar to the previous…

Quantum Physics · Physics 2013-04-25 Shuro Izumi , Masahiro Takeoka , Kazuhiro Ema , Masahide Sasaki

Semi-definite relaxation (SDR) detector has been demonstrated to be successful in approaching maximum likelihood (ML) performance while the time complexity is only polynomial. We propose a new receiver jointly utilizing the forward error…

Information Theory · Computer Science 2018-08-17 Kun Wang , Zhi Ding

Cognitive backscattering, an integration of cognitive radio and backsatter modulation, is emerging as a potential candidate for green Internet of Things (IoT). In cognitive backscatter systems, the backscatter device (BD) shares not only…

Signal Processing · Electrical Eng. & Systems 2018-08-16 Huayan Guo , Qianqian Zhang , Dong Li , Ying-Chang Liang

A massive single-input multiple-output (SIMO) system with a single transmit antenna and a large number of receive antennas in intersymbol interference (ISI) channels is considered. Contrast to existing energy detection (ED)-based…

Signal Processing · Electrical Eng. & Systems 2019-10-02 Huiqiang Xie , Weiyang Xu , Wei Xiang , Ke Shao , Shengbo Xu

A multi-user cognitive (secondary) radio system is considered, where the spatial multiplexing mode of operation is implemented amongst the nodes, under the presence of multiple primary transmissions. The secondary receiver carries out…

Information Theory · Computer Science 2016-09-27 Nikolaos I. Miridakis , Theodoros A. Tsiftsis , George C. Alexandropoulos , Merouane Debbah
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