Nokia Solutions and Networks Oy

Jiangsu University

Nantong University

Lei Shi

Mark J Marsan

Yan Zhang

Qizhi Yang

Haijun Zhang

Heyi Miao

Hong Dai

Dandan Zheng

Aiping Shi

Guangyu Du

Wen Li

Zichan Zhang

Ruijian Yan

Wenxuan Du

Jianhua Li

Xun Fan

Mingsheng He

Xiaoqi Zhao

Zhipeng Wang

The present disclosure relates to a 2-substituted imidazolidine derivative containing an aryl bipyridyloxy structure, and a preparation method and use thereof, which is obtained by the reaction of 2-substituted imidazolidine and aryl bipyridyloxy compound. The 2-substituted imidazolidine derivative containing an aryl bipyridyloxy structure has a good insecticidal effect on harmful insects, and the compound can be used to prepare insecticides in the fields of agriculture, horticulture, etc.

2-substituted imidazolidine derivative containing aryl bipyridyloxy structure and preparation method and use thereof

A two-way soil clearing device for single-ridge grapevine and a construction machine for mounting the device, comprising a frame part, a soil clearing mechanism, a distance measuring sensor, an expansion and contraction device and a control unit; the frame comprises a left side frame and a right side frame; the left side frame and the right side frame are provided with a soil clearing mechanism respectively and expansion and contraction devices; the distance measuring sensor is provided in front of the soil clearing mechanism; and the control unit is respectively connected with the distance measuring sensor and the expansion and contraction device. The present invention can flexibly remove the covering soil between the piles of the grapevine and the covering soil at the side of the grapevine at one time, and can operate on both sides of the same soil ridge at the same time during work.

Two-way soil clearing device for single-ridge grapevine and a construction machine for mounting the device

A method, a device and a computer readable media for communication are disclosed. The method () comprises determining, based on a target error rate between a first device and a second device, a code rate for transmitting data from the second device to the first device (). The method also comprises adjusting the code rate based on an amount of the data and an amount of resource available for transmitting the data (). The method further comprises updating the target error rate for transmitting subsequent data from the second device to the first device based on an amount of the adjustment of the code rate (). An improved link adaption scheme and improve uplink/downlink transmission performance of the communication system are provided.

Optimized link adaption

Growing community of inventors

Jiangsu, China

Lei Shi