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1. 发明申请

US20200163608A1 PHYSIOLOGICAL FLUID COLLECTION BAG WITH INSTANT DATA TRANSMISSION 审中-公开
公开(公告)号：US20200163608A1
公开(公告)日：2020-05-28
申请号：US16202407
申请日：2018-11-28
申请人： Liji Huang , Chih-Chang Chen
发明人： Liji Huang , Chih-Chang Chen
IPC分类号： A61B5/20 , A61B5/145 , A61B5/00
摘要： The design and structure of a physiological fluid collection bag with instant data transmission utilizing micromachined thermal time-of-flight flow sensing device as well as integrated pH value and density sensors for simultaneous and continuous measurement of the instant volumetric flow rate, accumulated total volume, pH value and density or specific gravity data of the collected fluid is disclosed in embodiments. The fluid collection bag includes a collection chamber and storage chamber wherein the sensing and measurement module is installed inside the storage chamber of the bag, for which it can be fully disposable. The fluid collection bag is able to metering the flow rate and instantly relay the data to the reusable data processing unit that can transmit the data to the designated data center or to the specified medical staffs.

2. 发明申请

US20180172532A1 MICROMACHINED PRESSURE SENSOR AND METHOD OF MAKING THE SAME 审中-公开
公开(公告)号：US20180172532A1
公开(公告)日：2018-06-21
申请号：US15380035
申请日：2016-12-15
申请人： Liji Huang , Chih-Chang Chen
发明人： Liji Huang , Chih-Chang Chen
IPC分类号： G01L9/00
CPC分类号： G01L9/0051
摘要： The design and manufacture method of a pressure sensor utilizing thermal field sensing with a thermal isolated membrane of a diaphragm structure is disclosed in the present invention. This device is made with silicon micromachining (a.k.a. MEMS, Micro Electro Mechanical Systems) process for applications of pressure measurement with large dynamic range, high accuracy and high stability during temperature variation. This device is applicable for all types of pressure metrology. The said thermal field pressure sensing device operates with thermistors on a membrane of the diaphragm structure made of silicon nitride with a heat isolation cavity underneath or a single side thermal isolated silicon nitride membrane with a reference cavity. This device can be seamlessly integrated with a thermal flow sensor with the same process.

3. 发明申请

US20160238257A1 Smart Device for Gas Range 有权
标题翻译：燃气范围智能装置
公开(公告)号：US20160238257A1
公开(公告)日：2016-08-18
申请号：US14621043
申请日：2015-02-12
申请人： Liji Huang , Chih-Chang Chen
发明人： Liji Huang , Chih-Chang Chen
IPC分类号： F24C3/12 , F23N1/00
CPC分类号： F24C3/126 , F23N5/242 , F23N2025/06 , F23N2031/00 , F23N2041/08 , F23N2900/01001
摘要： The design and assembly of a smart device constituent of a micro-machined (a.k.a. MEMS, Micro Electro Mechanical Systems) mass flow sensor and an electrically controllable valve for applications in safety enhancement and intermit connectivity for residential or commercial gas range is disclosed in the present invention. The said smart device detects the gas flow at the unattended situations and sends information to the destined mobile devices of the use via the network such that it enables the users to remotely execute actions of either shutting off the gas supply or call for relevant party's immediate attention. The said smart device shall also automatically shut off the gas supply should the transmitted signal to users failed to send feedback signal such that it can prevent the safety incidents due to leakage or overheating or even fires. The capability of the MEMS mass flow sensor shall also provide the thermal value measurement of the supplied gases and enable the user to program the gas range for making complete tasks of cooking substances in the unattended situation.
摘要翻译：本发明公开了微加工（也称为MEMS，微机电系统）质量流量传感器和用于住宅或商业气体范围的安全增强和间歇连接应用的电控阀的智能装置构件的设计和组装发明。所述智能设备在无人值守的情况下检测气体流量，并通过网络向目的地的移动设备发送信息，使得用户能够远程执行关闭气体供应或呼叫相关方立即关注的动作。所述智能设备还应自动关闭供气，如果发送信号给用户未能发送反馈信号，以防止由于泄漏或过热甚至火灾引起的安全事故。 MEMS质量流量传感器的能力还应提供所供应气体的热值测量，使用户能够在无人值守情况下对烹饪物质的完整任务进行气体范围的编程。

4. 发明申请

US20140283595A1 MICROMACHINED MASS FLOW SENSOR WITH CONDENSATION PREVENTION AND METHOD OF MAKING THE SAME 有权
标题翻译：具有凝结预防的微型流量传感器及其制造方法
公开(公告)号：US20140283595A1
公开(公告)日：2014-09-25
申请号：US13847045
申请日：2013-03-19
申请人： Liji Huang , Chih-Chang Chen
发明人： Liji Huang , Chih-Chang Chen
IPC分类号： G01F1/699 , G01F1/684
CPC分类号： G01F1/699 , G01F1/6845 , G01F1/692
摘要： The design and manufacture method of a silicon mass flow sensor made with silicon Micromachining MEMS, Micro Electro Mechanical Systems) process for applications of gas flow measurement with highly humidified or liquid vapors is disclosed in the present invention. The said silicon mass flow sensor operates with an embedded heater and an adjacent control temperature sensor beneath the integrated calorimetric and thermal dissipative sensing thermistors. When the condensation takes place at the surface of the said silicon mass flow sensor, the embedded heater shall be turned on to elevate the temperature of the supporting membrane or substrate for the sensing thermistors. The elevated temperature shall be adjusted to above the vaporization temperature with the feedback data of the adjacent temperature sensor such that the surface condensation due to the presence of the liquid vapors in a gas flow can be effectively eliminated.
摘要翻译：在本发明中公开了用硅微米加工MEMS制造的硅质量流量传感器的设计和制造方法，微机电系统）用于具有高度加湿或液体蒸气的气流测量的应用过程。所述硅质量流量传感器使用嵌入式加热器和在集成的量热和热耗散感测热敏电阻之下的相邻控制温度传感器来操作。当冷凝发生在所述硅质量流量传感器的表面时，嵌入式加热器应被打开以升高感测热敏电阻的支撑膜或基底的温度。应使用相邻温度传感器的反馈数据将升高的温度调节到高于蒸发温度，以便能够有效地消除气流中存在液体蒸汽的表面冷凝。

5. 发明申请

US20160255878A1 Smart Electronic Vaporizer 审中-公开
标题翻译：智能电子蒸发器
公开(公告)号：US20160255878A1
公开(公告)日：2016-09-08
申请号：US14639824
申请日：2015-03-05
申请人： LIJI HUANG , CHIH-CHANG CHEN
发明人： Liji Huang , Chih-Chang Chen
IPC分类号： A24F47/00 , H04W88/02 , H04L29/08 , A61B5/087 , A61B5/083
CPC分类号： A24F47/008 , A61B5/0833 , A61B5/0836 , A61B5/087 , A61B5/0878 , A61B2562/028 , H04L67/10 , H04W4/80
摘要： The design and structure as well as the control scheme of a smart electronic vaporizer device having a micro-machined (a.k.a. MEMS, Micro Electro Mechanical Systems) mass flow sensor and control electronics that provide the vaporizing process in proportional to the user inhalation flowrate or strength for the best simulation of the experience for traditional cigarette. The device further incorporates a MEMS gas composition sensor that is coupled with the mass flow sensor to measure the user's respiratory health data, including but not limited to asthma status and metabolism related respiratory exchange rate. The device is further capable to relay the data to the designated mobile device and further to the designated cloud for big data process and sharing.
摘要翻译：智能电子蒸发器装置的设计和结构以及控制方案具有微加工（即MEMS，微机电系统）质量流量传感器和控制电子装置，其提供与用户吸入流量或强度成比例的蒸发过程为传统香烟体验的最佳模拟。该装置还包括与质量流量传感器耦合的MEMS气体组成传感器，以测量用户的呼吸健康数据，包括但不限于哮喘状态和新陈代谢相关呼吸交换率。该设备还能够将数据中继到指定的移动设备，并进一步传送到指定的云以进行大数据处理和共享。

6. 发明申请

US20170356772A1 VORTEX FLOW METER WITH MICROMACHINED SENSING ELEMENTS 审中-公开
公开(公告)号：US20170356772A1
公开(公告)日：2017-12-14
申请号：US15177208
申请日：2016-06-08
申请人： Liji Huang , Chih-Chang Chen
发明人： Liji Huang , Chih-Chang Chen
IPC分类号： G01F1/32 , G01F1/684
CPC分类号： G01F1/3218 , G01F1/6845
摘要： The design and structure of a vortex flow meter with large dynamic range utilizing a micro-machined thermal flow sensing device for simultaneously measurement of volumetric flowrate via vortex street frequency as well as mass flowrate is exhibited in this disclosure. The micro-machined thermal flow sensing device is placed at the central point of a channel inside the bluff body where the channel direction is not perpendicular to the direction of fluid flow in the conduit. The thermal flow sensing device is operating in a time-of-flight principle for acquiring the vortex street frequency such that any surface conditions of the device shall not have significant impact to the measured values. With a temperature thermistor on the same micro-machined thermal flow sensing device, the vortex flow meter shall be able to output the fluid temperature as well as the fluid pressure.

7. 发明申请

US20140318960A1 MICROMACHINED OXYGEN SENSOR AND METHOD OF MAKING THE SAME 有权
标题翻译：微孔氧传感器及其制造方法
公开(公告)号：US20140318960A1
公开(公告)日：2014-10-30
申请号：US13870914
申请日：2013-04-25
申请人： Liji Huang , Chih-Chang Chen
发明人： Liji Huang , Chih-Chang Chen
IPC分类号： G01N27/407
CPC分类号： G01N27/4073 , G01N27/4071 , G01N27/409
摘要： The design and manufacture method of an oxygen concentration sensor made with silicon micromachining (a.k.a. MEMS, Micro Electro Mechanical Systems) process for applications of oxygen measurement with fast response time and low power consumption is disclosed in the present invention. The said silicon oxygen concentration sensor operates with an yttrium stabilized zirconia oxide amperometric cell supported on a membrane made of silicon nitride with a heat isolation cavity underneath or a silicon nitride membrane with silicon plug for mechanical strength enforcement.
摘要翻译：在本发明中公开了用硅微加工（a.k.a.MicroSystem，Micro Electro Mechanical Systems）制造的氧浓度传感器的设计和制造方法，该方法用于具有快速响应时间和低功耗的氧测量应用。所述硅氧浓度传感器用支撑在由氮化硅制成的膜上的钇稳定的氧化锆氧化物电流计单元进行操作，或者具有用于机械强度实施的硅插头的氮化硅膜。

8. 发明申请

US20140268440A1 Micromachined High Breakdown Voltage ESD Protection Device for Light Emitting Diode and Method of Making the Same 审中-公开
标题翻译：用于发光二极管的微加工高击穿电压ESD保护装置及其制造方法
公开(公告)号：US20140268440A1
公开(公告)日：2014-09-18
申请号：US13795489
申请日：2013-03-12
申请人： Chih-Chang Chen , Liji Huang
发明人： Chih-Chang Chen , Liji Huang
IPC分类号： H02H9/04
CPC分类号： H02H9/046 , H01L27/0248
摘要： This invention relates to a micromachined ESD protection device and its microfabrication method for light emitting diode (LEDs) chips. The LEDs is coupled to the ESD protection device in a shunt connection to absorb and eliminate the electrostatic charges induced by human contact or other voltage spike sources. The ESD protection circuit can prevent the LED from burning down and extend its lifespan. By using a thick polyimide layer as the dielectric film for capacitors in the micromachined ESD protection device at the current invention has the advantages with high breakdown voltage compared to other ESD protection circuits. And furthermore, the device in the current invention is easy for mass production with low manufacturing cost. Another embodiment of the present invention is that the multiple-array arrangement in current micromachined ESD protection device could greatly enhance the liability due to multiple-protection and thus to provide the possibility of multiple-times usage.
摘要翻译：本发明涉及一种用于发光二极管（LED）芯片的微加工ESD保护器件及其微细加工方法。 LED在分流连接中耦合到ESD保护装置，以吸收和消除由人接触或其它电压尖峰源引起的静电电荷。 ESD保护电路可以防止LED燃烧，延长使用寿命。通过使用厚聚酰亚胺层作为本发明的微加工ESD保护器件中的电容器用电介质膜，具有与其它ESD保护电路相比具有高击穿电压的优点。此外，本发明的装置容易进行批量生产，制造成本低。本发明的另一个实施例是当前微加工ESD保护装置中的多阵列布置可以大大增强由于多重保护引起的责任，从而提供多次使用的可能性。

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