WO2022155788A1 - 一种环境特征主动传感控制模组 - Google Patents

一种环境特征主动传感控制模组 Download PDF

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WO2022155788A1
WO2022155788A1 PCT/CN2021/072709 CN2021072709W WO2022155788A1 WO 2022155788 A1 WO2022155788 A1 WO 2022155788A1 CN 2021072709 W CN2021072709 W CN 2021072709W WO 2022155788 A1 WO2022155788 A1 WO 2022155788A1
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feature
control module
sound
active sensing
image sensor
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PCT/CN2021/072709
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French (fr)
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***
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深圳市品茂电子科技有限公司
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Priority to US17/784,083 priority Critical patent/US20230247746A1/en
Priority to CN202190000201.5U priority patent/CN218071873U/zh
Priority to PCT/CN2021/072709 priority patent/WO2022155788A1/zh
Publication of WO2022155788A1 publication Critical patent/WO2022155788A1/zh

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    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20—Controlling the colour of the light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/165—Controlling the light source following a pre-assigned programmed sequence; Logic control [LC]
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/02—Synthesis of acoustic waves
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
    • H05B47/12—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by detecting audible sound
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
    • H05B47/125—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by using cameras

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  • the invention relates to the field of scene control, in particular to an environmental feature active sensing control module.
  • the purpose of the present invention is to provide an environmental feature active sensing control module to solve the above-mentioned defects in the related art.
  • An environmental feature active sensing control module includes a first storage unit storing a sound feature template, a second storage unit storing a light feature template, a sound pickup, an image sensor, and a processing unit.
  • the processor is configured to: receive the output data of the pickup, compare it with the sound characteristic template, and output a first control signal at the same time; and receive the output data of the image sensor, and the light characteristic template For comparison, the second control signal is output at the same time.
  • the features in the light feature template include one or more of color features, frequency features, and color and frequency combination features.
  • the image sensor comprises a complementary metal oxide semiconductor sensor.
  • the image sensor comprises a charge coupled device sensor.
  • the first storage unit, the second storage unit, the sound pickup, the image sensor and the processor are integrated on the same circuit substrate, and the circuit substrate is further provided with an interface to transmit the first control signal and the second control signal to the outside. control signal.
  • the circuit substrate is provided with a plurality of the interfaces, and the plurality of the interfaces are connected to the processor through a circuit with a routing function.
  • the present invention at least has the following beneficial effects:
  • This module organically combines a sound pickup, an image sensor, a processor, a sound feature template memory, and a light feature template memory to detect the sound and light features in the environment. Automatic control of the acoustic and light characteristics of the environment.
  • Fig. 1 is a block diagram of an environmental feature active sensing control module
  • Reference numerals 1, a pickup; 2, an image sensor; 3, a first storage unit; 4, a processor; 5, a second storage unit; 6, a routing circuit; 7, an interface.
  • this environmental feature active sensing control module includes: a first storage unit 3 storing a sound feature template, a second storage unit 5 storing a light feature template, a sound pickup 1, an image sensor 2 and a processor 4 , the processor 4 is connected with the first storage unit 3, the second storage unit 5, the pickup 1 and the image sensor 2, and the processor 4 is configured to: receive the output data of the pickup 1, and the sound feature template Compare, output the first control signal at the same time; and receive the output data of the image sensor 2, compare with the light characteristic template, and output the second control signal at the same time.
  • the first storage unit 3 and the second storage unit 5 that can be used include but are not limited to read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), electrified erasable programmable only memory Read memory (Electrically Erasable Programmable read only memory, EEPROM), flash memory (flash memory).
  • the processor 4 that can be used includes but is not limited to a central processing unit (CPU, Central Processing Unit), a microprocessor (MCU), a graphics processing unit (Graphics Processing Unit, GPU), a digital signal processor (Digital Signal Process, DSP) .
  • the image sensor 2 is preferably a complementary metal oxide semiconductor (Complementary Metal Oxide Semiconductor, CMOS) sensor, or a charge-coupled device (charge-coupled device, CCD) sensor.
  • CMOS complementary metal oxide semiconductor
  • CCD charge-coupled device
  • the sound feature templates in the first storage unit 3 are specifically set according to actual application scenarios, and one or more sound feature templates may be set.
  • the sound feature templates can be set to sounds like "Happy New Year”, “New Year's greetings”, etc.
  • the sound feature templates can be set to " ⁇ ”, “ ⁇ ” merry X'ms", "Jingle Jingle Jingle” and other sounds
  • the sound feature template can be set to ghost sounds, ghost laughter, Trick or Treat and other sounds.
  • the light feature templates in the second storage unit 5 are also specifically set according to actual application scenarios, and one or more light feature templates may be set.
  • the features that can be employed by the light feature template are preferably, but not limited to, color features, frequency features, or a combination thereof.
  • the light signature template can be set to appear within two flashes of warm white light within a second, or a changing color between red and green for two seconds.
  • the light signature template can be set to appear as a white flash of lightning (two warm white flashes in a second), or a changing color of orange and blue for two seconds.
  • the environmental feature active sensing control module further includes a plurality of interfaces 7 and a routing circuit 6 , and the plurality of the interfaces 7 are connected to the processor 4 through the routing circuit 6 .
  • Different controlled devices can be connected to multiple interfaces 7 to realize control of multiple devices.
  • the available interfaces 7 include but are not limited to Universal Serial Bus interface (Universal Serial Bus, USB), RS-232 serial interface, RS485 serial interface, Ethernet interface (such as SC optical fiber interface, RJ-45 interface), wireless Network interface (such as Wi-Fi, 3G, 4G, 5G, etc.), etc.
  • the first storage unit 3 , the second storage unit 5 , the pickup 1 , the image sensor 2 , the processor 4 , the interface 7 , and the routing circuit 6 are integrated on the same circuit substrate.
  • this module organically combines the pickup 1, the image sensor 2, the processor 4, the sound feature template memory, the optical feature template memory, the interface 7, and the routing circuit 6, and can actively collect the sound and light signals in the environment.
  • the template is the same as the predetermined signal, it can actively generate and output control signals, which can be applied to the on-site control of large-scale events and festivals, and realize automatic control based on environmental characteristics.

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  • Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Emergency Management (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Color Television Image Signal Generators (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
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Abstract

一种环境特征主动传感控制模组，包括存储有声音特征模板的第一存储单元（3）、存储有光特征模板的第二存储单元（5）、拾音器（1）、图像传感器（2）和处理器（4），处理器（4）配置为：接收拾音器（1）的输出数据、与声音特征模板比较，在相同时输出第一控制信号；以及接收图像传感器（2）的输出数据、与光特征模板比较，在相同时输出第二控制信号。环境特征主动传感控制模组将拾音器（1）、图像传感器（2）、处理器（4）、声音特征模板存储器（3）、光特征模板存储器（5）有机组合，可检测环境中的声、光特征，当出现预定的特征时，自动输出对应的控制信号，实现基于环境的声、光特征的自动化控制。

Description

一种环境特征主动传感控制模组 技术领域
本发明涉及场景控制领域，具体为一种环境特征主动传感控制模组。
背景技术
在大型活动、节日等活动现场，例如万圣节、圣诞节，常设计有互动的活动来渲染节日气氛，例如，在万圣节活动现场出现幽灵声、鬼怪笑声、Trick or Treat等声音时，或者当出现雷电的白色闪光(一秒内两次以内的暖白光闪烁)、持续两秒的橘蓝相间的变化色彩时，在圣诞节活动现场出现圣诞老人的“齁齁齁”的笑声、merry X’ms、叮叮当叮叮当的声音时，或者出现一秒内两次以内的暖白光闪烁、持续两秒红绿相间的变化色彩时，紧接着现场的道具会产生某种光影效果或动作效果。
目前这类互动由人工控制，需浪费大量人力。
发明内容
本发明的目的是提供一种环境特征主动传感控制模组，以解决相关技术存在的上述缺陷。
为达上述目的，本发明采用的技术方案如下：
一种环境特征主动传感控制模组，所述环境特征主动传感控制模组包括存储有声音特征模板的第一存储单元、存储有光特征模板的第二存储单元、拾音器、图像传感器和处理器，所述处理器配置为：接收所述拾音器的输出数据、与所述声音特征模板比较，在相同时输出第一控制信号；以及接收所述图像传感器的输出数据、与所述光特征 模板比较，在相同时输出第二控制信号。
优选地，所述光特征模板中的特征包括颜色特征、频率特征、颜色和频率组合特征中的一种或多种。
优选地，所述图像传感器包括互补金属氧化物半导体传感器。
优选地，所述图像传感器包括电荷耦合器件传感器。
优选地，所述第一存储单元、第二存储单元、拾音器、图像传感器和处理器集成于同一电路基板，所述电路基板还设置有接口，以向外传送所述第一控制信号和第二控制信号。
优选地，所述电路基板设置有多个所述接口，多个所述接口通过路由功能的电路与所述处理器相连。
与现有技术相比，本发明至少具有以下有益效果：
本模组将拾音器、图像传感器、处理器、声音特征模板存储器、光特征模板存储器有机组合，可检测环境中的声、光特征，当出现预定的特征时，自动输出对应的控制信号，实现基于环境的声、光特征的自动化控制。
附图说明
图1为环境特征主动传感控制模组的框图；
附图标记：1、拾音器；2、图像传感器；3、第一存储单元；4、处理器；5、第二存储单元；6、路由电路；7、接口。
具体实施方式
下面结合附图和实施例对本发明做进一步说明。
请参照图1，本环境特征主动传感控制模组包括：存储有声音特征模板的第一存储单元3、存储有光特征模板的第二存储单元5、拾音器1、图像传感器2和处理器4，所述处理器4与第一存储单元3、第二存储单元5、拾音器1和图像传感器2均相连，处理器4被配置 为：接收所述拾音器1的输出数据、与所述声音特征模板比较，在相同时输出第一控制信号；以及接收所述图像传感器2的输出数据、与所述光特征模板比较，在相同时输出第二控制信号。其中，可以采用的第一存储单元3和第二存储单元5包括但不限于只读存储器(Read-Only Memory，ROM)、随机存取存储器(Random Access Memory，RAM)、带电可擦可编程只读存储器(Electrically Erasable Programmable read only memory，EEPROM)、快闪存储器(flash memory)。可以采用的处理器4包括但不限于中央处理器(CPU，Central Processing Unit)、微处理器(MCU)、图形处理器(Graphics Processing Unit，GPU)、数字信号处理器(Digital Signal Process，DSP)。图像传感器2优选互补金属氧化物半导体(Complementary Metal Oxide Semiconductor，CMOS)传感器，或者电荷耦合器件(charge-coupled device，CCD)传感器。
第一存储单元3中的声音特征模板根据实际应用场景而具体设定，并可设定一个或者多个声音特征模板。例如，当应用于中国的春节时，声音特征模板可设定为“新年好”、“拜年了”等声音，当应用于圣诞节时，声音特征模板可设定为“齁齁齁”、“merry X’ms”、“叮叮当叮叮当”等声音，当应用于万圣节时，声音特征模板可设定为幽灵声、鬼怪笑声、Trick or Treat等声音。
第二存储单元5中的光特征模板也根据实际应用场景而具体设定，并可设定一个或多个光特征模板。光特征模板可采用的特征优选但不限于颜色特征、频率特征或其组合。例如，当应用于圣诞节时，光特征模板可设定为出现一秒内两次以内的暖白光闪烁、或者持续两秒红绿相间的变化色彩。当应用于万圣节时，光特征模板可设定为出现雷电的白色闪光(一秒内两次以内的暖白光闪烁)、或者持续两秒的 橘蓝相间的变化色彩。
再次参照图1，本环境特征主动传感控制模组还包括多个接口7和路由电路6，多个所述接口7通过路由电路6与所述处理器4相连。可以在多个接口7连接不同的被控设备，实现对多个设备控制。可采用的接口7包括但不限于通用串行总线接口(Universal Serial Bus，USB)、RS-232串行接口、RS485串行接口、以太网接口(如SC光纤接口、RJ-45接口)、无线网接口(如Wi-Fi、3G、4G、5G等)等。
优选将上述第一存储单元3、第二存储单元5、拾音器1、图像传感器2、处理器4、接口7、路由电路6集成于同一电路基板。
可见，本模组将拾音器1、图像传感器2、处理器4、声音特征模板存储器、光特征模板存储器、接口7、路由电路6有机组合，可以主动采集环境中的声音和光信号，当出现与特征模板相同的预定信号后，主动生成并输出控制信号，可以应用于大型活动、节日的现场控制，实现基于环境特征的自动化控制。
上述通过具体实施例对本发明进行了详细的说明，这些详细的说明仅仅限于帮助本领域技术人员理解本发明的内容，并不能理解为对本发明保护范围的限制。本领域技术人员在本发明构思下对上述方案进行的各种润饰、等效变换等均应包含在本发明的保护范围内。

Claims (6)

  1. 一种环境特征主动传感控制模组，其特征在于，所述环境特征主动传感控制模组包括存储有声音特征模板的第一存储单元、存储有光特征模板的第二存储单元、拾音器、图像传感器和处理器，所述处理器配置为：接收所述拾音器的输出数据、与所述声音特征模板比较，在相同时输出第一控制信号；以及接收所述图像传感器的输出数据、与所述光特征模板比较，在相同时输出第二控制信号。
  2. 根据权利要求1所述的环境特征主动传感控制模组，其特征在于，所述光特征模板中的特征包括颜色特征、频率特征、颜色和频率组合特征中的一种或多种。
  3. 根据权利要求1所述的环境特征主动传感控制模组，其特征在于，所述图像传感器包括互补金属氧化物半导体传感器。
  4. 根据权利要求1所述的环境特征主动传感控制模组，其特征在于，所述图像传感器包括电荷耦合器件传感器。
  5. 根据权利要求1所述的环境特征主动传感控制模组，其特征在于，所述第一存储单元、第二存储单元、拾音器、图像传感器和处理器集成于同一电路基板，所述电路基板还设置有接口，以向外传送所述第一控制信号和第二控制信号。
  6. 根据权利要求5所述的环境特征主动传感控制模组，其特征在于，所述电路基板设置有多个所述接口，多个所述接口通过路由功能的电路与所述处理器相连。
PCT/CN2021/072709 2021-01-19 2021-01-19 一种环境特征主动传感控制模组 WO2022155788A1 (zh)

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US17/784,083 US20230247746A1 (en) 2021-01-19 2021-01-19 Active sensing control module for environmental features
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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070150916A1 (en) * 2005-12-28 2007-06-28 James Begole Using sensors to provide feedback on the access of digital content
CN101915448A (zh) * 2010-07-30 2010-12-15 中山大学 智能家居气氛调节方法及***
CN101918094A (zh) * 2008-01-16 2010-12-15 皇家飞利浦电子股份有限公司 用于自动创建适合于环境中的社交场合和情绪的气氛的***和方法
US20110295843A1 (en) * 2010-05-26 2011-12-01 Apple Inc. Dynamic generation of contextually aware playlists
US20130069873A1 (en) * 2007-07-20 2013-03-21 Vision L Winter Dynamically Varying Classified Image Display System
CN106415682A (zh) * 2014-03-31 2017-02-15 莫拉尔公司 基于周围条件生成输出显示的***和方法
CN112201246A (zh) * 2020-11-19 2021-01-08 深圳市欧瑞博科技股份有限公司 基于语音的智能控制方法、装置、电子设备及存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9398670B2 (en) * 2014-07-03 2016-07-19 Michael Kidakarn Remotely controlled holiday lighting and sound system
EP3192328B1 (en) * 2014-09-11 2020-03-18 Signify Holding B.V. Method determining the suitable lighting for an activity.
JPWO2019078237A1 (ja) * 2017-10-18 2020-10-22 富士フイルム株式会社 医療画像処理装置、内視鏡システム、診断支援装置、並びに医療業務支援装置
US11399682B2 (en) * 2018-07-27 2022-08-02 Panasonic Intellectual Property Corporation Of America Information processing method, information processing apparatus and computer-readable recording medium storing information processing program
JP7402606B2 (ja) * 2018-10-31 2023-12-21 ソニーセミコンダクタソリューションズ株式会社 固体撮像装置及び電子機器
KR102661381B1 (ko) * 2018-12-19 2024-04-29 삼성전자 주식회사 액세서리의 장착이 가능한 로봇의 동작 제어 방법 및 장치
KR20220000160A (ko) * 2020-06-25 2022-01-03 삼성전자주식회사 대상체의 성분 분석 장치 및 방법

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070150916A1 (en) * 2005-12-28 2007-06-28 James Begole Using sensors to provide feedback on the access of digital content
US20130069873A1 (en) * 2007-07-20 2013-03-21 Vision L Winter Dynamically Varying Classified Image Display System
CN101918094A (zh) * 2008-01-16 2010-12-15 皇家飞利浦电子股份有限公司 用于自动创建适合于环境中的社交场合和情绪的气氛的***和方法
US20110295843A1 (en) * 2010-05-26 2011-12-01 Apple Inc. Dynamic generation of contextually aware playlists
CN101915448A (zh) * 2010-07-30 2010-12-15 中山大学 智能家居气氛调节方法及***
CN106415682A (zh) * 2014-03-31 2017-02-15 莫拉尔公司 基于周围条件生成输出显示的***和方法
CN112201246A (zh) * 2020-11-19 2021-01-08 深圳市欧瑞博科技股份有限公司 基于语音的智能控制方法、装置、电子设备及存储介质

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