Wireless Personal Communications, Volume 78

Volume 78, Number 1, September 2014

• 
  Geetha D. Devanagavi, N. Nalini, Rajashekhar C. Biradar:
  Trusted Neighbors Based Secured Routing Scheme in Wireless Sensor Networks Using Agents. 1-28
• 
  Georgios-Andreas Liagouras, Amir A. Sayegh, Polychronis Koutsakis:
  A New Location-Aware Calendar-Based Application for Dynamic Minimum Path Trip Planning. 29-44
• 
  Wen Wang, Chunhua Wang:
  Capacitor Cross-Coupled Fully-differential CMOS Folded Cascode LNAs with Ultra Low Power Consumption. 45-55
• 
  Vijay Kumar Sharma, Sumit Patel, Manisha Pattanaik:
  High Performance Process Variations Aware Technique for Sub-threshold 8T-SRAM Cell. 57-68
• 
  Vassily Abdulova, Isik Aybay:
  Performance Evaluation of Non-prioritized and Prioritized Call Admission Control Schemes in Wireless Cellular Networks. 69-84
• 
  Afaz Uddin Ahmed, Mohammad Tariqul Islam, Mahamod Ismail:
  A Review on Femtocell and its Diverse Interference Mitigation Techniques in Heterogeneous Network. 85-106
• 
  Jahangir Dadkhah Chimeh:
  Three Novel Time and Cost Effective Evaluation Coverage Drive Test of Mobile Networks by Regulatory. 107-118
• 
  Qinglong Liu, Gang Feng:
  Joint Transmission Rate Control and Opportunistic Network Coding Over Wireless Networks. 119-136
• 
  Yingsong Li, Wenxing Li:
  A Circular Slot Antenna with Wide Tunable and Reconfigurable Frequency Rejection Characteristic Using Capacitance Loaded Split-Ring Resonator for UWB Applications. 137-149
• 
  Jie Cai, Xiaoyu Song, Jin-Yuan Wang, Ming Gu:
  Reliability Analysis for a Data Flow in Event-Driven Wireless Sensor Networks. 151-169
• 
  Seyed Amin Hejazi, Shawn P. Stapleton:
  Frequency Reuse Techniques with a Distributed Antenna System. 171-192
• 
  Nikolaos C. Kapsalis, Panayotis G. Cottis:
  Dynamic Channel Allocation to Interfered Cellular Networks. 193-213
• 
  Rajesh Singh, Gaurav Kumar Pandey, Mayank Agarwal, Hari Shankar Singh, Pradutt Kumar Bharti, Manoj Kumar Meshram:
  Compact Planar Monopole Antenna with Dual Band Notched Characteristics Using T-Shaped Stub and Rectangular Mushroom Type Electromagnetic Band Gap Structure for UWB and Bluetooth Applications. 215-230
• 
  Shengdong Xie, Yuxiang Wang:
  Construction of Tree Network with Limited Delivery Latency in Homogeneous Wireless Sensor Networks. 231-246
• 
  Dawei Zhao, Haipeng Peng, Lixiang Li, Yixian Yang:
  A Secure and Effective Anonymous Authentication Scheme for Roaming Service in Global Mobility Networks. 247-269
• 
  Ching-Fang Hsu, Lein Harn:
  Multipartite Secret Sharing Based on CRT. 271-282
• 
  Bo Liu, Si Liu, Yun Rui, Lin Gui, Yingguan Wang:
  A Low-Complexity Compressive Sensing Algorithm for PAPR Reduction. 283-295
• 
  Juan Cao, Dongming Wang, Jiamin Li, Shaohui Sun, Xiaohu You:
  Uplink Sum-Rate Analysis of Massive MIMO System with Pilot Contamination and CSI Delay. 297-312
• 
  Muhammed Fahim, Mahmoud H. Ismail, Hazim Tawfik:
  An Innovative Cooperative Spectrum Sensing Algorithm with Non-ideal Feedback Channels and Delay Considerations. 313-332
• 
  Yantao Li, Gang Zhou, George Ruddy, Bruce Cutler:
  A Measurement-Based Prioritization Scheme for Smartphone Applications. 333-346
• 
  Guopeng Zhang, Kun Yang, Peng Liu, Dongdai Zhou:
  Fair and Efficient Spectrum Resource Allocation and Admission Control for Multi-user and Multi-relay Cellular Networks. 347-373
• 
  Mustafa Almahdi Algaet, Zul Azri Bin Muhamad Noh, Abdul Samad Shibghatullah, Ali Ahmad Milad, Aouache Mustapha:
  Provisioning Quality of Service of Wireless Telemedicine for E-Health Services: A Review. 375-406
• 
  Upasana Dohare, D. K. Lobiyal, Sushil Kumar:
  Energy Balanced Model for Lifetime Maximization in Randomly Distributed Wireless Sensor Networks. 407-428
• 
  Jin-Woo Kim, Kyeong Hur, Seong-Ro Lee:
  A Multi-channel Scheduling Scheme for Collision-Free High-Rate WPANs. 429-448
• 
  Stavroula Vassaki, Marios I. Poulakis, Athanasios D. Panagopoulos, Philip Constantinou:
  QoS-Driven Power Allocation Under Peak and Average Interference Constraints in Cognitive Radio Networks. 449-474
• 
  Dianli Guo, Fengtong Wen:
  Analysis and Improvement of a Robust Smart Card Based-Authentication Scheme for Multi-Server Architecture. 475-490
• 
  V. Lalitha, R. S. Rajesh:
  AODV_RR: A Maximum Transmission Range Based Ad Hoc on-Demand Distance Vector Routing in MANET. 491-506
• 
  Bazil Taha Ahmed, César Alfredo Naranjo Hidalgo, Jose Luis Masa Campos:
  Narrowband Short Range Directive Channel Propagation Loss in Indoor Environment at Three Frequency Bands. 507-520
• 
  Gwo-Jiun Horng, Chi-Kun Lin, Chih-Hsiung Tseng, Chi-Hsuan Wang, Jar-Ferr Yang:
  An Agent-Based Smart Home System and Its Service-Scheduling Mechanism: Design and Implementation. 521-542
• 
  Xinghua Sun, Qi Zhu, Yun Rui, Hongbo Zhu:
  Throughput Differentiation and Optimization Via TXOP in IEEE 802.11e EDCA Networks. 543-560
• 
  Sunghyun Cho, Soonbae Ji, Intae Hwang, Cheolwoo You:
  Obtaining Diversity and Coding Gains for Digital Terrestrial Television by Using a Coded Cooperative MIMO Transmission Scheme. 561-577
• 
  Hye Joong Kang, Chung Gu Kang:
  GAMMA: Genetic Algorithm for Link-Adaptive Joint Path and Capacity Design in Mobile Multi-Hop Relay System. 579-597
• 
  Hassan Nasiraee, Jamshid B. Mohasefi, Mohammad Nasiraee:
  DSBS: A Novel Dependable Secure Broadcast Stream over Lossy Channels. 599-613
• 
  Liang Wu, Zaichen Zhang, Huaping Liu:
  Transmit Beamforming for MIMO Optical Wireless Communication Systems. 615-628
• 
  Suoping Li, Kun Wu, Yongqiang Zhou, Zufang Dou:
  Closed-Form Error Analysis of AF-CARQ with CSI-Assisted Relay over Nakagami- $$m$$ m Fading Channels. 629-647
• 
  Arunanshu Mahapatro, Ajit Kumar Panda:
  Choice of Detection Parameters on Fault Detection in Wireless Sensor Networks: A Multiobjective Optimization Approach. 649-669
• 
  Angelo Coluccia, Vincenzo Chironi, Stefano D'Amico:
  Non-idealities Compensation in Full-Digital Receivers with Application to Ultra-Wide Band. 671-686
• 
  Mohammad Reza Majma, Hossein Pedram, Mehdi Dehghan:
  IGBDD: Intelligent Grid Based Data Dissemination Protocol for Mobile Sink in Wireless Sensor Networks. 687-714
• 
  Jiri Blumenstein, Roman Marsalek, Zbynek Fedra, Ales Prokes, Christoph F. Mecklenbräuker:
  Channel Estimation Method for OFDM in Low SNR Based on Two-dimensional Spreading. 715-728
• 
  Mustafa Murat Bilgiç, Korkut Yegin:
  Diversity Antenna Design for Wireless Alarm Networks. 729-740
• 
  Shusuke Narieda:
  Receiver Performances Considering Effects of Gain Control and Quantization in FDM-Based Narrowband Communication Systems. 741-754
• 
  Zhu Wang, Xingshe Zhou, Daqing Zhang, Zhiwen Yu, Daqiang Zhang:
  SOCKER: Enhancing Face-to-Face Social Interaction Based on Community Creation in Opportunistic Mobile Social Networks. 755-783
• 
  Konstantinos Tsiknas, George M. Stamatelos:
  TCP-BIAD for Enhancing TCP Performance in Broadband Wireless Access Networks. 785-799

Volume 78, Number 2, September 2014

• 
  Neng-Chung Wang, Young-Long Chen, Hong-Li Chen:
  An Efficient Grid-Based Pairwise Key Predistribution Scheme for Wireless Sensor Networks. 801-816
• 
  Tarek K. Helaly:
  Characterization and Performance Analysis of LTE-Advanced Uplink Signals in Presence of Amplifier Nonlinearity. 817-830
• 
  Chien-Hsing Liao, Tai-Kuo Woo:
  A Novel Analytical Modeling of Composite Cognitive Capability with an Overlay Sensing Approach. 831-849
• 
  Hao Jiang, Jie Zhou, Hisakazu Kikuchi:
  Angle and Time of Arrival Statistics for a 3-D Pie-Cellular-Cut Scattering Channel Model. 851-865
• 
  V. Nandalal, S. Sophia:
  PAPR Reduction of OFDM Signal via Custom Conic Optimized Iterative Adaptive Clipping and Filtering. 867-880
• 
  Mahdi Jalali, Tohid Sedghi, Arash Kalami, Shahin Shafei:
  Dual-Band Antenna Fed with CPW Technology Using Modified Mirrored L-Shaped Conductor-Back Plane. 881-887
• 
  Jingmin Tang, Kun Zhao, Chenquan Ni, Meng Yang, Junfeng Shi:
  Robust MMSE Design With Asynchronous Interference Mitigation in Cooperative Base Station Systems. 889-903
• 
  Fei Yu:
  A Low-Voltage and Low-Power 3-GHz CMOS LC VCO for S-Band Wireless Applications. 905-914
• 
  Fernando Ramírez-Mireles:
  Outage Capacity for Secondary Users Due to Bandwidth Fluctuations: Multicarrier Versus Single Carrier. 915-925
• 
  Xiaofei Zhang, Wei Wu, Renzheng Cao:
  Compressed Sensing Trilinear Model-Based Blind Carrier Frequency Offset Estimation for OFDM System with Multiple Antennas. 927-941
• 
  Kantubukta Vasu, Sudipta Mahapatra, Cheruvu Siva Kumar:
  A Comprehensive Framework for Evaluating IPv6 Based Mobility Management Protocols. 943-977
• 
  Muhammad Usman Sheikh, Jukka Lempiäinen:
  Will New Antenna Materials Enable Single Path Multiple Access (SPMA)? 979-994
• 
  Shashikala Tapaswi, Adnan Mahboob, Ajay Shankar Shukla, Ishan Gupta, Pranshu Verma, Joydip Dhar:
  Markov Chain Based Roaming Schemes for Honeypots. 995-1010
• 
  R. Pavithra, D. Mohanageetha, E. A. Mary Anita, M. Subramaniam:
  A New Compact Microstrip Integrated E-Array Patch Antenna with High Gain and High Aperture Efficiency. 1011-1020
• 
  Chi-Hua Huang, Char-Dir Chung:
  Differential Space-Time Modulation Using DAPSK Over Rician Fading Channels. 1021-1046
• 
  Xiao-Chen Hao, Qian-Qian Gong, Shuang Hou, Bin Liu:
  Joint Channel Allocation and Power Control Optimal Algorithm Based on Non-cooperative Game in Wireless Sensor Networks. 1047-1061
• 
  Shuqi Liu, Yiming Wang, Cuimei Cui:
  Analysis of Network Path Selection Based on Outage Probability in Cognitive Relay Networks. 1063-1078
• 
  Shun-Sheng Wang, Shu-Ching Wang, Kuo-Qin Yan:
  Reaching Trusted Byzantine Agreement in a Cluster-Based Wireless Sensor Network. 1079-1094
• 
  Xuemin Yang, Guangjun Li, Zhi Zheng, Lang Zhong:
  2D DOA Estimation of Coherently Distributed Noncircular Sources. 1095-1102
• 
  Kaijun Song, Fulong Chen, Minghua Zhao, Guoliang Li:
  Broadband Eight-Way Differential SIW Power Divider with Bandpass-Filtering Response Using Novel Hybrid Multiple-via Probe and Multiple Radial Slots. 1103-1114
• 
  Salima El Makhtari, Mohamed Moussaoui, Hassan Samadi:
  Improved Turbo Decoding Using Soft Combining Principle. 1115-1127
• 
  Serafin Salido, F. Javier López-Martínez, Eduardo Martos-Naya, José Tomás Entrambasaguas Muñoz:
  Interaction between Symbol Timing Offset and Channel Interpolation in OFDM Systems: BER Analysis and Performance Degradation. 1129-1141
• 
  Imane Dbibih, Ouadoudi Zytoune, Driss Aboutajdine:
  ON/OFF Markov Model Based Energy-Delay Aware MAC Protocol for Wireless Sensor Network. 1143-1155
• 
  Imane Dbibih, Ouadoudi Zytoune, Driss Aboutajdine:
  Erratum to: ON/OFF Markov Model Based Energy-Delay Aware MAC Protocol for Wireless Sensor Network. 1157-1158
• 
  Karan Singh, Rama Shankar Yadav:
  Efficient Multicast Congestion Control. 1159-1176
• 
  Noradin Ghadimi, Mohammad Ojaroudi:
  A Novel Design of Low Power Rectenna for Wireless Sensor and RFID Applications. 1177-1186
• 
  Kang An, Min Lin, Jian Ouyang, Heng Wei:
  Beamforming in Dual-Hop AF Relaying with Imperfect CSI and Co-channel Interference. 1187-1197
• 
  Sungwook Kim:
  Evolutionary Minority Game Model for Congestion Control Scheme. 1199-1210
• 
  Tomislav Shuminoski, Toni Janevski:
  Radio Network Aggregation for 5G Mobile Terminals in Heterogeneous Wireless and Mobile Networks. 1211-1229
• 
  M. Carmen Clemente, Fernando Ruiz-Vega, Pablo Otero, José F. Paris:
  Adaptive Turbo Coded Modulation for Shallow Underwater Acoustic Communications. 1231-1248
• 
  Çigdem Seçkin Gürel, Erdem Yazgan:
  Analysis of Annular Ring Microstrip Antenna with Air Gap and Uniaxial Substrate Superstrate Layers. 1249-1255
• 
  Ling Tang, Hao Chen, Shaohua Lan, Yan Yu:
  Approximation Algorithm for Joint Node Placement and Frequency Selection in Bistatic Radar Sensor Networks. 1257-1276
• 
  Volkan Ozduran, B. Siddik Yarman:
  Impact of the External Co-channel Interferences Over Multiuser Bi-directional Wireless Relaying Networks-Part I: System Description and Outage Analysis. 1277-1295
• 
  Yongjun Xu, Xiaohui Zhao:
  Robust Probabilistic Distributed Power Control Algorithm for Underlay Cognitive Radio Networks under Channel Uncertainties. 1297-1312
• 
  Ling Zhuang, Lu Liu, Jibi Li, Kai Shao, Guangyu Wang:
  Discrete Sine and Cosine Transforms in Single Carrier Modulation Systems. 1313-1329
• 
  Honggui Li:
  Low-Cost 3D Bluetooth Indoor Positioning with Least Square. 1331-1344
• 
  Neetesh Saxena, Narendra S. Chaudhari:
  Secure-AKA: An Efficient AKA Protocol for UMTS Networks. 1345-1373
• 
  Jian Luo, Andreas Kortke, Wilhelm Keusgen:
  Guardband Optimization for Cellular Systems Applying Raised Cosine Windowed OFDM. 1375-1390
• 
  Rajneet Kaur, C. C. Tripathi, Dinesh Kumar:
  Low Voltage Rf Mems Capacitive Shunt Switches. 1391-1401
• 
  Ehsan Olfat, Ali Olfat:
  Outage Performance of Hybrid Decode-Amplify-Forward Protocol with the nth Best Relay Selection. 1403-1412
• 
  Nitul Dutta, Iti Saha Misra:
  Multilayer Hierarchical Model for Mobility Management in IPv6: A Mathematical Exploration. 1413-1439
• 
  Soumendra Nath Datta, Ranjan Gangopadhyay, Saswat Chakrabarti, Rajarshi Roy:
  Performance Analysis of Relay-Assisted Cooperative Systems in Correlated Fading Channels. 1441-1454
• 
  Sami Bedra, Tarek Fortaki:
  Rigorous Full-Wave Analysis of Rectangular Microstrip Patch Antenna on Suspended and Composite Substrates. 1455-1463
• 
  Salah A. Alabady, M. F. M. Salleh:
  Analysis and Throughput Performance of IEEE 802.11 DCF in Multi-hop Wireless Networks. 1465-1485
• 
  Han-Yu Lin:
  Chaotic Map Based Mobile Dynamic ID Authenticated Key Agreement Scheme. 1487-1494
• 
  Zahraa Abdel Hamid, Moataz Shoukry Samir, Saied M. Abd El-atty, Adel E. El-Hennawy, Hamid El-Shenawy, Saleh A. Alshebeili, Fathi E. Abd El-Samie:
  On the Performance of FFT/DWT/DCT-based OFDM Systems with Chaotic Interleaving and Channel Estimation Algorithms. 1495-1510
• 
  Javad Taghipour, Vahid Tabataba Vakili, Dariush Abbasi-Moghadam:
  Estimation of the Threshold in Energy and Kurtosis Detectors for IR-UWB OOK Systems. 1511-1526
• 
  Vladimir Cervenka, Lubomir Mraz, Dan Komosny:
  Comprehensive Performance Analysis of Lightweight Mesh and Its Comparison with ZigBee Pro Technology. 1527-1538
• 
  Ali H. Muqaibel, Saleh A. Alawsh:
  Training Sequence Design for NBI Mitigation in Compressive Sensing UWB Systems. 1539-1554
• 
  Haiyang Hu, Yukui Pei, Hongliang Mao, Ning Ge:
  Soft Decoding Assisted SNR Estimation Under Block Fading Channels for Orthogonal Modulations. 1555-1570
• 
  Manmath Narayan Sahoo, Pabitra Mohan Khilar:
  Diagnosis of Wireless Sensor Networks in Presence of Permanent and Intermittent Faults. 1571-1591

Volume 78, Number 3, October 2014

Special Issue: Intelligent Telecommunication Infrastructures and Beyond

• 
  Vladimir Poulkov, Liljana Gavrilovska, Octavian Fratu:
  Introduction to Special Issue "Intelligent Telecommunication Infrastructures and Beyond". 1593-1594
• 
  Pavlina Koleva, Vladimir Poulkov, Oleg Asenov:
  Resource Management Based on Dynamic Users Association for Future Heterogeneous Telecommunication Access Infrastructures. 1595-1611
• 
  Octavian Fratu, Alexandru Vulpe, Razvan Craciunescu, Simona Halunga:
  Small Cells in Cellular Networks: Challenges of Future HetNets. 1613-1627
• 
  Slavica Tomovic, Milica Pejanovic-Djurisic, Igor Radusinovic:
  SDN Based Mobile Networks: Concepts and Benefits. 1629-1644
• 
  Valentin Rakovic, Vladimir Atanasovski, Liljana Gavrilovska:
  Optimal Cooperative Spectrum Sensing Under Faded and Bandwidth Limited Control Channels. 1645-1666
• 
  Razvan Craciunescu, Oana Manea, Simona Halunga, Octavian Fratu, Dragos Nicolae Vizireanu:
  Considerations on CDMA-OFDM System Performances in Different Channel Environments for Different Modulation and Coding Scenarios. 1667-1682
• 
  Tsvetoslava Kyoseva, Vladimir Poulkov, Mihail Mihaylov, Albena Mihovska:
  Disruptive Innovations as a Driving Force for the Change of Wireless Telecommunication Infrastructures. 1683-1697
• 
  Ambuj Kumar, Albena Mihovska, Sofoklis A. Kyriazakos, Ramjee Prasad:
  Visible Light Communications (VLC) for Ambient Assisted Living. 1699-1717
• 
  Dereje Woldemedhin Kifle, Lucas Chavarria Gimenez, Bernhard Wegmann, Ingo Viering, Anja Klein:
  Comparison and Extension of Existing 3D Propagation Models with Real-World Effects Based on Ray-Tracing. 1719-1738
• 
  Eduard Popovici, Octavian Fratu, Alexandru Vulpe, Simona Halunga:
  New Developments in Vertical Handover Based on Media Independent Handover Standard. 1739-1753
• 
  Daniel Denkovski, Marko Angjelicinoski, Vladimir Atanasovski, Liljana Gavrilovska:
  RSS-Based Self-Localization Framework for Future Wireless Networks. 1755-1776
• 
  Katerina Smiljkovikj, Liljana Gavrilovska:
  SmartWine: Intelligent End-to-End Cloud-Based Monitoring System. 1777-1788
• 
  Nikos Katsarakis, Aristodemos Pnevmatikakis, Zheng-Hua Tan, Ramjee Prasad:
  Combination of Multiple Measurement Cues for Visual Face Tracking. 1789-1810
• 
  Marko Pesko, Miha Smolnikar, Matevz Vucnik, Tomaz Javornik, Milica Pejanovic-Djurisic, Mihael Mohorcic:
  Smartphone with Augmented Gateway Functionality as Opportunistic WSN Gateway Device. 1811-1826

Volume 78, Number 4, October 2014

Special Issue: Ubiquitous and Future Networks

• 
  Seong-Ho Jeong, Joel J. P. C. Rodrigues, Juan-Carlos Cano:
  Foreword by Guest Editors for the Special Issue on the 2013 ICUFN Conference. 1827-1831
• 
  Tran Trung Hieu, Tran Ngoc Thinh:
  mDFA: A Memory Efficient DFA-Based Pattern Matching Engine on FPGA. 1833-1847
• 
  Luís M. L. Oliveira, Joel J. P. C. Rodrigues, André G. F. Elias, Guangjie Han:
  Wireless Sensor Networks in IPv4/IPv6 Transition Scenarios. 1849-1862
• 
  Seungho Yoo, Eugene Kim, Hwangnam Kim:
  Exploiting User Movement Direction and Hidden Access Point for Smartphone Localization. 1863-1878
• 
  Taiping Cui, Kyung Sup Kwak:
  Cooperative Spectrum Sensing with Adaptive Node Selection for Cognitive Radio Networks. 1879-1890
• 
  Jae-Kark Choi, Sang-Jo Yoo:
  Optimal Sensing Interval Considering Per-primary Transmission Protection in Cognitive Radio Networks. 1891-1903
• 
  Jaesung Park:
  Congestion Aware Geographic Routing Protocol for Wireless Ad Hoc and Sensor Networks. 1905-1916
• 
  Kyungmin Kim, Jaeho Lee, Jaiyong Lee:
  Energy Efficient and Reliable ARQ Scheme (E²R-ACK) for Mission Critical M2M/IoT Services. 1917-1933
• 
  Ratan Kumar Mondal, Nirzhar Saha, Nam Tuan Le, Yeong Min Jang:
  SINR-Constrained Joint Scheduling and Optimal Resource Allocation in VLC Based WPAN System. 1935-1951
• 
  Seung Hyong Rhee, Xiaoying Lei:
  AP-Initiated Reservations for Performance Enhancement in 802.11 MAC. 1953-1964
• 
  Youngjun Kim, Sanghum Lee, Ilyoung Chong:
  Orchestration in Distributed Web-of-Objects for Creation of User-Centered IoT Service Capability. 1965-1980
• 
  Mohammed Abdel-Hafez, Khaled Shuaib, Omkalthoum El Bashir Hamed:
  On the Capacity of Secondary Networks Over Opportunistic Spectrum Access in Rayleigh Fading Channels. 1981-1994
• 
  Wen Ouyang, Chang-Wu Yu, Kun-Ming Yu, Ko-Jui Lin, Huai-Tse Chang:
  Safe Path Planning Strategy for Bike Net. 1995-2007
• 
  Hong-Jong Jeong, Ved P. Kafle, Hongseok Yoo, Dongkyun Kim:
  HIMALIS-VI: Fast and Secure Mobility Management Scheme Based on HIMALIS for V2I Services in Future Networks. 2009-2023
• 
  Junho Hwang, Trong-Hop Do, Myungsik Yoo:
  Performance Analysis and Optimization of MAC Frame Size in IEEE 802.15.7. 2025-2035