US Patent Issued to QUALCOMM on Feb. 17 for "Filter selection technique for isolating receiver from transmit signal in wireless communication devices" (Chinese, American Inventors)

ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,221, issued on Feb. 17, was assigned to QUALCOMM Inc. (San Diego).

"Filter selection technique for isolating receiver from transmit signal in wireless communication devices" was invented by Shaofeng Wang (Shanghai), Rongliang Yang (Shanghai), Devdutt Patnaik (San Jose, Calif.), Rohit Tripathi (San Diego) and Francis Ming-Meng Ngai (Louisville, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one implementation, a wireless communication device includes a first transceiver configured to generate a transmit signal and a band pass filter (BPF) select circuit configured to filter the transmit signal by a one of a first BPF with a relatively high-f...