Title:
FILTER AND DESIGN METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/273095
Kind Code:
A1
Abstract:
The present application applies to the technical field of digital signal processing and relates in particular to a filter and a design method therefor, the method comprising: acquiring a first filter and performing zero point calculation on the first filter; and, according to a preset cascade filter architecture, performing grouping on the zero points of the first filter, and acquiring a second filter on the basis of the grouping result. The embodiments of the present application can reduce the occupied chip area and reduce power consumption.
Inventors:
GU TAO (CN)
HUANG YUANHAO (CN)
XIAO ZHENZHONG (CN)
WANG FEI (CN)
HUANG YUANHAO (CN)
XIAO ZHENZHONG (CN)
WANG FEI (CN)
Application Number:
PCT/CN2021/130111
Publication Date:
January 05, 2023
Filing Date:
November 11, 2021
Export Citation:
Assignee:
ORBBEC INC (CN)
SHENZHEN AOXIN MICRO VISION TECH CO LTD (CN)
SHENZHEN AOXIN MICRO VISION TECH CO LTD (CN)
International Classes:
H03H17/02
Foreign References:
| CN113541647A | 2021-10-22 | |||
| US20030155994A1 | 2003-08-21 | |||
| CN111245399A | 2020-06-05 | |||
| CN112865747A | 2021-05-28 | |||
| US20080071846A1 | 2008-03-20 |
Attorney, Agent or Firm:
SHENZHEN HUNS INTELLECTUAL PROPERTY (CN)
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