Coherent arithmetic unit in CDMA bandspread communication system

Application Number: 00115665Application Date: 2000.05.11Publication Number: 1324158Publication Date: 2001.11.28Priority Information: International: H04J13/02Applicant(s) Name: Huawei Techn. Co., Ltd.Address: Inventor(s) Name: Wang Yang;Wu GengshiPatent Agency Code: 31100Patent Agent: zhou chengAbstract The coherent arithmetic unit consists of multiplier and accumulator. Compared with the coherent arithmetic unit in prior art CDMA communication system, a phase inverter and four transition Read more

Power arithmetic system

Application Number: 00106735Application Date: 2000.03.03Publication Number: 1266190Publication Date: 2000.09.13Priority Information: 1999/3/5 JP 057815/1999International: G01R21/133;G01R21/06Applicant(s) Name: Toshiba, K. K.Address: Inventor(s) Name: Maruyama RyojiPatent Agency Code: 11038Patent Agent: wang sibengAbstract A voltage V1 and a current A1 inputted from input terminals T1, T2 are A/D converted by delta modulators 101, 102 individually so as to be turned Read more