The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 19, 2024
Filed:
Jan. 06, 2021
No.24 Research Institute of China Electronics Technology Group Corporation, Chongqing, CN;
Chongqing Gigachip Technology Co., Ltd., Chongqing, CN;
Ting Li, Chongqing, CN;
Gangyi Hu, Chongqing, CN;
Ruzhang Li, Chongqing, CN;
Yong Zhang, Chongqing, CN;
Yabo Ni, Chongqing, CN;
Dongbing Fu, Chongqing, CN;
Jian'an Wang, Chongqing, CN;
Guangbing Chen, Chongqing, CN;
NO.24 RESEARCH INSTITUTE OF CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION, Chongqing, CN;
Chongqing GigaChip Technology Co., Ltd., Chongqing, CN;
Abstract
An interface circuit and an electronic apparatus, including: a programmable current array (), generating a first current and a second current transmitted to a common mode and differential mode generation circuit () according to an input code, and a third current and a fourth current transmitted to a driving bias generation circuit () according to the input code; the common mode and differential mode generation circuit (), generating a common mode voltage according to the first current, and generating a high level voltage and a low level voltage according to the second current and the common mode voltage; a driving bias generation circuit (), simulating a load according to the third and fourth currents, and generating a bias voltage based on the load and the low and high level voltages; an output driving circuit (), converting an input signal into a differential signal in which the common mode voltage and a differential mode amplitude are configurable.