WO2020048675A1 - Betriebsverfahren und steuereinheit für ein daten-/signalauswertungssystem, date-/signalauswertungssystem, ultraschallbetriebsassistenzsystem und arbeitsvorrichtung - Google Patents
Betriebsverfahren und steuereinheit für ein daten-/signalauswertungssystem, date-/signalauswertungssystem, ultraschallbetriebsassistenzsystem und arbeitsvorrichtung Download PDFInfo
- Publication number
- WO2020048675A1 WO2020048675A1 PCT/EP2019/069806 EP2019069806W WO2020048675A1 WO 2020048675 A1 WO2020048675 A1 WO 2020048675A1 EP 2019069806 W EP2019069806 W EP 2019069806W WO 2020048675 A1 WO2020048675 A1 WO 2020048675A1
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- WO
- WIPO (PCT)
- Prior art keywords
- operating
- signal processing
- operating mode
- operated
- digital signal
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/04—Monitoring the functioning of the control system
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/46—Multiprogramming arrangements
- G06F9/50—Allocation of resources, e.g. of the central processing unit [CPU]
- G06F9/5005—Allocation of resources, e.g. of the central processing unit [CPU] to service a request
- G06F9/5027—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resource being a machine, e.g. CPUs, Servers, Terminals
- G06F9/5038—Allocation of resources, e.g. of the central processing unit [CPU] to service a request the resource being a machine, e.g. CPUs, Servers, Terminals considering the execution order of a plurality of tasks, e.g. taking priority or time dependency constraints into consideration
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/292—Extracting wanted echo-signals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/28—Details of pulse systems
- G01S7/285—Receivers
- G01S7/295—Means for transforming co-ordinates or for evaluating data, e.g. using computers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/526—Receivers
- G01S7/527—Extracting wanted echo signals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/523—Details of pulse systems
- G01S7/526—Receivers
- G01S7/53—Means for transforming coordinates or for evaluating data, e.g. using computers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3206—Monitoring of events, devices or parameters that trigger a change in power modality
- G06F1/3228—Monitoring task completion, e.g. by use of idle timers, stop commands or wait commands
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/3287—Power saving characterised by the action undertaken by switching off individual functional units in the computer system
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
- G06F1/32—Means for saving power
- G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
- G06F1/3234—Power saving characterised by the action undertaken
- G06F1/3296—Power saving characterised by the action undertaken by lowering the supply or operating voltage
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60W2420/54—Audio sensitive means, e.g. ultrasound
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Definitions
- the present invention relates to an operating method and a control unit for a data / signal evaluation system, a data / signal evaluation system, an ultrasound operating assistance system and a working device and
- sensors for signal detection and corresponding data signal evaluation systems are often used for evaluating the detected signals. This applies, for example, to sensors in connection with the detection of an environment of the working device, such as are used, for example, in connection with ultrasonic driving assistance systems in vehicles, but is not restricted to this area of application.
- the operating method according to the invention for a data / signal evaluation system with the features of claim 1 has the advantage that interference signals associated with current peaks are reduced or avoided. This is according to the invention with the features of
- Claim 1 achieved in that an operating method for a data / signal evaluation system, in particular one
- Signal processing processors is formed in a sequential pipeline.
- the operating method according to the invention has a first operating mode for processing tasks of comparatively higher computing effort with a comparatively higher degree of digital
- a digital signal processing processor of the pair to be operated at a later time is at least temporarily in one
- Hibernation mode is maintained while a pre-timed digital signal processing processor of the pair is normally pre-timed.
- the accumulating current peaks and thus potential interference signals can be further reduced if, in accordance with another preferred embodiment of the operating method according to the invention, a temporally in the second operating mode subsequently to be operated digital signal processing processor of the pair is operated at least temporarily in an idle mode, while a previously to be operated digital signal processing processor of the pair is operated normally in advance.
- a digital signal processing processor of the pair to be operated in advance is at least partially operated in an idle mode and / or is at least temporarily held in an idle mode, while one that follows in time digital signal processing processor to be operated of the pair is subsequently operated normally.
- the operating strategy proposed according to the invention can be used particularly profitably in structures and operating methods in which a digital one to be subsequently operated in the second operating mode
- Signal processing processor with a digital signal processing processor to be operated previously in the second operating mode via a FIFO memory for the buffered transmission of data of an output of the digital one to be operated previously in the second operating mode
- Signal processing processor is coupled.
- the control of a start and / or end of the first operating mode and / or of the second operating mode can be linked to application-specific and manifold conditions.
- the system switches to the second operating mode as soon as the first operating mode has ended or has ended,
- the first operating mode is ended when a second
- the second operating mode is ended when a third
- the second condition can be met, for example, if a given first time period has passed since the start of the first operating mode, and / or
- Operating mode has elapsed a given second period of time.
- the operating method according to the invention is set up in particular for the operation of an ultrasound operating assistance system or an ultrasound driving assistance system of a working device and in particular a vehicle.
- the first condition is met if an ultrasound transmission signal is emitted and / or if a predetermined third time period has elapsed since an ultrasound transmission signal was emitted, -
- the first time period for the second condition is a time period t1 which is characteristic of a near field of the working device on which it is based, in particular typically in the range of a few 10 ms and / or
- the second time period for the third condition is a time period t2 which is characteristic of a far field of the working device on which it is based, in particular typically in the range of a few 100 ms after one
- a control unit for a data / signal evaluation system is also created, in particular in an ultrasound operating assistance system.
- the control unit is there
- the present invention also relates to a data / signal evaluation system, in particular one
- the data / signal evaluation system is set up to carry out an embodiment of the operating method according to the invention or in an embodiment of the inventive method
- the data / signal evaluation system according to the invention is characterized in that a control unit designed according to the invention is designed.
- the present invention also provides
- Ultrasound operating assistance system as such, which can be designed in particular as an ultrasound driving assistance system.
- Ultrasonic operating assistance system characterized in that it has a control unit designed according to the invention and / or a
- the present invention also proposes a working device and, in particular, a vehicle with an operating unit and in particular with a drive, which is designed with a device according to the invention
- Ultrasonic operating assistance system for controlling the operation aggregate is formed.
- Figure 1 illustrates one in the manner of a schematic block diagram
- Figure 2 illustrates in a graph that in a digital
- FIGS. 3 and 4 use graphs to illustrate the invention
- Signal processing processors absorbed current loads.
- FIGS. 5 and 6 illustrate the conventional ones using graphs
- Ratios of signals to be detected their signal-to-noise ratios and their origin in connection with those of the digital ones involved
- Signal processing processors absorbed current loads.
- Figure 1 shows a type of a schematic block diagram
- Embodiment of the data / signal evaluation system 1 according to the invention Embodiment of the data / signal evaluation system 1 according to the invention.
- the data / signal evaluation system 1 has a data source or signal source 5, for example consisting of one or more sensors and possibly a preprocessing unit.
- the data source 5 outputs, for example, data 6 in the form of signals, which are dependent on the time t, with a time interval 7.
- the data 6 provided in this way are transferred to a processing pipeline 10 for further processing.
- a processing pipeline 10 In the pipeline 10 are in one
- Signal processing processors 11 and 12 are formed, which - coordinated with one another - process the supplied data 6.
- a first digital one preceding in the data flow direction 10 ' is an example
- Signal processing processor 1 which is also referred to in connection with the following graphs with the reference symbol “A”, and a second digital one following in the data flow direction 10 ′
- Signal processing processor 12 which is also referred to in connection with the following graphs with the reference symbol "B".
- the two signal processing processors 11 and 12 form a pair 15 and are coupled to one another via an intermediate FIFO memory 13, the FIFO memory 13 serving in particular as a buffer. This way and In this way, the second or subsequent digital signal processing processor can receive and process the data processed and then output by the first or preceding digital signal processing processor 11 via the FIFO memory 13.
- the flow of the data 6 in the data flow direction 10 ′ as well as the processing in the signal processing processors 11, 12 of the pair 15 and the storage in the FIFO memory 13 are based on the clock of a clock unit 18 for processing.
- Figure 2 illustrates in a graph 20 that in a digital
- Signal processing processor 1 1, 12 in the various operating phases namely a current-intensive computing phase 22-1 with a maximum current 22-1 and a rest phase 21-2 with a low current I current load l (t) as a function of time t.
- the time is correspondingly plotted on the abscissa 21 and the electrical current I (t) recorded by the processor 11, 12 on the ordinate 22.
- a core aspect of the present invention is the temporally sequential operation of a pair 15 of digital signal processing processors 11, 12 coupled to one another via a FIFO memory 13 in an operating mode which is only a comparatively low one
- FIGS. 5 and 6 use graphs 50, 50 'and 60 to illustrate the conventional relationships in the case of signals to be detected, their signal-to-noise ratios and their occurrence in connection with the current loads absorbed by the digital signal processing processors 11, 12 involved l (t).
- the structure of a conventional data / signal evaluation system essentially corresponds to the structure shown in FIG. 1, but the underlying operating method differs from the procedure according to the invention.
- Signal processing processors 11, 12 in parallel operation, in which the two processors A, B are placed in the operating mode or in the sleep mode as required. This is illustrated by the two tracks 53-1 'and 53-2' of the graph 50 'with the time t plotted on the abscissa 51 and the current load l (t) plotted on the ordinate 52'. Both tracks show that
- the graph 50 shows, with the current load l (t) plotted on the ordinate 52 and the time t plotted on the abscissa 51, the sum of the loads from the graph 50 ′ for the two processors A, B in the track 53
- Reference numerals 55 are marked, situations of a rapidly changing current load, which is also referred to as a current peak, as a result of which interference signals can be induced in adjacent, in particular analog, circuits.
- Noise occurs in situations in which signals, for example in the ultrasound application in the far field, can no longer be detected without a doubt due to the low signal level in relation to the background noise.
- the time t is plotted on the abscissa 61 and the signal amplitude S (t) on the ordinate 62. It follows from the course of the track 63 that conventionally certain signals 63-2, for example signals in the near field 61-1 in an ultrasound application, clearly protrude from the background noise and can be easily detected, whereas other signals 63-3, for example signals in the far field 61-2 at one
- Ultrasound application can no longer be detected without a doubt, because they run almost embedded in the noise floor.
- the aim of the present invention is to use a corresponding operating strategy to reduce the background noise for situations in which low
- Signal levels is to be expected. This is the usual situation in ultrasound applications, for example in the far field, because the signal levels, in addition to the amount of data, scale according to the curve 63-1 from FIG.
- FIGS. 3 and 4 illustrate graphs 30, 30 ', 40, 40', 40 "advantages that can be achieved according to the invention with regard to signals S (t) to be detected, their signal-to-noise ratios SNR and their Origin in connection with the current loads l (t) taken up by the involved digital signal processing processors 1 1, 12.
- the graph 40 ′′ with the time plotted on the abscissa 41 and the current load l (t) plotted on the ordinate 42 “, similar to FIG. 5, the graph 50 ′′ describes the operation of the two designated A, B.
- both processors A, B of the sequential pipeline 10 are operated in parallel, similar to the conventional operating situation.
- Idle process is marked. If an idling process is not taken into account for the phases in which none of the processors has to provide computing power, sections arise in the current load in which current peaks occur as interference signals, but are significantly reduced compared to conventional operating methods, as is the case in connection with this with section 49 from graph 40 'from FIG. 4 becomes clear.
- the time t is plotted on the abscissa 31 and 31 ′′, the amplitude S (t) of the signal and 32 ′′ the signal-to-noise ratio SNR is plotted on the ordinate 32.
- Switching instant 36, 46 a significant decrease in noise to a lower noise level 32-2 due to the elimination of the current peaks
- the track 33 describes the theoretical course of the signal-to-noise ratio SNR with the sections 33-1' and 33-2 'for the area 31-1 of the near field or for the area 31-2 of the far field with the transition at the changeover time 36, 46.
- the minimum signal-to-noise ratio 37 required for reliable or sufficient detection is also indicated.
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Software Systems (AREA)
- Acoustics & Sound (AREA)
- Automation & Control Theory (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17/271,527 US20210213965A1 (en) | 2018-09-06 | 2019-07-23 | Operating method and control unit for a data/signal evaluation system, data/signal evaluation system, ultrasound operation assistance system and working device |
JP2021512686A JP7161036B2 (ja) | 2018-09-06 | 2019-07-23 | データ/信号評価システムの動作方法および制御ユニット、データ/信号評価システム、超音波操作支援システムならびに作業装置 |
MX2021002644A MX2021002644A (es) | 2018-09-06 | 2019-07-23 | Método de operación y unidad de control para un sistema de evaluación de datos/señal, sistema de evaluación de datos/señal, sistema de asistencia de operación basado en ultrasonido y dispositivo funcional. |
KR1020217009660A KR20210049162A (ko) | 2018-09-06 | 2019-07-23 | 데이터/신호 평가 시스템을 위한 작동 방법 및 제어 유닛, 데이터/신호 평가 시스템, 초음파 작동 보조 시스템 및 작업 장치 |
CN201980073196.8A CN112997092B (zh) | 2018-09-06 | 2019-07-23 | 用于数据/信号分析处理系统的运行方法和控制单元、数据/信号分析处理系统、超声运行辅助系统和工作设备 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102018215139.3 | 2018-09-06 | ||
DE102018215139.3A DE102018215139A1 (de) | 2018-09-06 | 2018-09-06 | Betriebsverfahren und Steuereinheit für ein Daten-/Signalauswertesystem, Daten-/Signalauswertesystem, Ultraschallbetriebsassistenzsystem und Arbeitsvorrichtung |
Publications (1)
Publication Number | Publication Date |
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WO2020048675A1 true WO2020048675A1 (de) | 2020-03-12 |
Family
ID=67439216
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2019/069806 WO2020048675A1 (de) | 2018-09-06 | 2019-07-23 | Betriebsverfahren und steuereinheit für ein daten-/signalauswertungssystem, date-/signalauswertungssystem, ultraschallbetriebsassistenzsystem und arbeitsvorrichtung |
Country Status (7)
Country | Link |
---|---|
US (1) | US20210213965A1 (de) |
JP (1) | JP7161036B2 (de) |
KR (1) | KR20210049162A (de) |
CN (1) | CN112997092B (de) |
DE (1) | DE102018215139A1 (de) |
MX (1) | MX2021002644A (de) |
WO (1) | WO2020048675A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112732341B (zh) * | 2020-11-30 | 2023-08-01 | 北京百度网讯科技有限公司 | 车载计算平台的休眠控制方法、设备及可读存储介质 |
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WO2002045998A2 (en) * | 2000-12-05 | 2002-06-13 | Smartbumper, Inc. | Ultrasonic collision warning system and method for a vehicle |
US20060080566A1 (en) * | 2001-03-21 | 2006-04-13 | Sherburne Robert W Jr | Low power clocking systems and methods |
US20180004270A1 (en) * | 2016-06-29 | 2018-01-04 | STMicroelectronics (Alps) SAS | Method and circuit for dynamic power control |
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JP3046876B2 (ja) * | 1992-02-01 | 2000-05-29 | 株式会社日立製作所 | アクティブソーナ疑似信号発生装置 |
JP4703052B2 (ja) | 2001-07-25 | 2011-06-15 | 三菱プレシジョン株式会社 | 模擬水中音響信号発生装置 |
CA2381739A1 (en) * | 2002-04-15 | 2003-10-15 | Ibm Canada Limited-Ibm Canada Limitee | Adaptive spin latches |
JP2004309190A (ja) * | 2003-04-03 | 2004-11-04 | Hitachi Ltd | レーダ装置 |
JP2006524850A (ja) * | 2003-04-04 | 2006-11-02 | ペーアーツェーテー イクスペーペー テクノロジーズ アクチエンゲゼルシャフト | データ処理方法およびデータ処理装置 |
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CN103199873B (zh) * | 2013-04-23 | 2016-03-30 | 常熟理工学院 | 两级分块crc运算的快速配置方法 |
JP2014219230A (ja) | 2013-05-02 | 2014-11-20 | 三菱電機株式会社 | 並列信号処理装置 |
DE102014102678B4 (de) * | 2013-06-13 | 2016-09-15 | Ice Gateway Gmbh | Vorrichtung und Verfahren zum Steuern eines Leuchtmittels |
US9507013B2 (en) | 2013-06-20 | 2016-11-29 | Infineon Technologies Ag | Method, device and system for processing radar signals |
US10536867B2 (en) * | 2015-02-12 | 2020-01-14 | Qualcomm Incorporated | On-device behavioral analysis to detect malfunction due to RF interference |
-
2018
- 2018-09-06 DE DE102018215139.3A patent/DE102018215139A1/de active Pending
-
2019
- 2019-07-23 KR KR1020217009660A patent/KR20210049162A/ko not_active Application Discontinuation
- 2019-07-23 MX MX2021002644A patent/MX2021002644A/es unknown
- 2019-07-23 US US17/271,527 patent/US20210213965A1/en active Pending
- 2019-07-23 WO PCT/EP2019/069806 patent/WO2020048675A1/de active Application Filing
- 2019-07-23 JP JP2021512686A patent/JP7161036B2/ja active Active
- 2019-07-23 CN CN201980073196.8A patent/CN112997092B/zh active Active
Patent Citations (3)
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WO2002045998A2 (en) * | 2000-12-05 | 2002-06-13 | Smartbumper, Inc. | Ultrasonic collision warning system and method for a vehicle |
US20060080566A1 (en) * | 2001-03-21 | 2006-04-13 | Sherburne Robert W Jr | Low power clocking systems and methods |
US20180004270A1 (en) * | 2016-06-29 | 2018-01-04 | STMicroelectronics (Alps) SAS | Method and circuit for dynamic power control |
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CN112997092B (zh) | 2024-08-06 |
US20210213965A1 (en) | 2021-07-15 |
KR20210049162A (ko) | 2021-05-04 |
MX2021002644A (es) | 2021-05-12 |
CN112997092A (zh) | 2021-06-18 |
DE102018215139A1 (de) | 2020-03-12 |
JP7161036B2 (ja) | 2022-10-25 |
JP2021536581A (ja) | 2021-12-27 |
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