CN112387571A - 超声波换能器及其车载雷达、汽车、手电筒、移动终端 - Google Patents
超声波换能器及其车载雷达、汽车、手电筒、移动终端 Download PDFInfo
- Publication number
- CN112387571A CN112387571A CN201910756046.9A CN201910756046A CN112387571A CN 112387571 A CN112387571 A CN 112387571A CN 201910756046 A CN201910756046 A CN 201910756046A CN 112387571 A CN112387571 A CN 112387571A
- Authority
- CN
- China
- Prior art keywords
- piezoelectric film
- ultrasonic
- transparent
- transparent substrate
- ultrasonic transducer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims abstract description 62
- 239000002033 PVDF binder Substances 0.000 claims description 3
- 229920006254 polymer film Polymers 0.000 claims description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 2
- 239000010408 film Substances 0.000 description 68
- 238000005259 measurement Methods 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
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- 229920003023 plastic Polymers 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0688—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction with foil-type piezoelectric elements, e.g. PVDF
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- 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
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
-
- 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
- G01S7/521—Constructional features
-
- 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
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1656—Details related to functional adaptations of the enclosure, e.g. to provide protection against EMI, shock, water, or to host detachable peripherals like a mouse or removable expansions units like PCMCIA cards, or to provide access to internal components for maintenance or to removable storage supports like CDs or DVDs, or to mechanically mount accessories
-
- 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
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
- B06B2201/50—Application to a particular transducer type
- B06B2201/55—Piezoelectric transducer
- B06B2201/56—Foil type, e.g. PVDF
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910756046.9A CN112387571A (zh) | 2019-08-15 | 2019-08-15 | 超声波换能器及其车载雷达、汽车、手电筒、移动终端 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910756046.9A CN112387571A (zh) | 2019-08-15 | 2019-08-15 | 超声波换能器及其车载雷达、汽车、手电筒、移动终端 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112387571A true CN112387571A (zh) | 2021-02-23 |
Family
ID=74601758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910756046.9A Pending CN112387571A (zh) | 2019-08-15 | 2019-08-15 | 超声波换能器及其车载雷达、汽车、手电筒、移动终端 |
Country Status (1)
Country | Link |
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CN (1) | CN112387571A (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0679907A2 (en) * | 1994-04-29 | 1995-11-02 | The Whitaker Corporation | Short distance ultrasonic distance meter |
CN1712998A (zh) * | 2004-06-25 | 2005-12-28 | 夏普株式会社 | 光学测距传感器和自动推进式清洁器 |
CN103344959A (zh) * | 2013-07-22 | 2013-10-09 | 乾行讯科(北京)科技有限公司 | 一种超声定位系统和具有定位功能的电子装置 |
CN104681711A (zh) * | 2014-11-24 | 2015-06-03 | 麦克思智慧资本股份有限公司 | 超声波传感器及其制造方法 |
CN107431122A (zh) * | 2014-08-01 | 2017-12-01 | 啁啾微系统公司 | 微型微机械超声波测距仪 |
CN108196732A (zh) * | 2018-01-04 | 2018-06-22 | 京东方科技集团股份有限公司 | 超声波触控装置及显示装置 |
-
2019
- 2019-08-15 CN CN201910756046.9A patent/CN112387571A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0679907A2 (en) * | 1994-04-29 | 1995-11-02 | The Whitaker Corporation | Short distance ultrasonic distance meter |
CN1712998A (zh) * | 2004-06-25 | 2005-12-28 | 夏普株式会社 | 光学测距传感器和自动推进式清洁器 |
CN103344959A (zh) * | 2013-07-22 | 2013-10-09 | 乾行讯科(北京)科技有限公司 | 一种超声定位系统和具有定位功能的电子装置 |
CN107431122A (zh) * | 2014-08-01 | 2017-12-01 | 啁啾微系统公司 | 微型微机械超声波测距仪 |
CN104681711A (zh) * | 2014-11-24 | 2015-06-03 | 麦克思智慧资本股份有限公司 | 超声波传感器及其制造方法 |
CN108196732A (zh) * | 2018-01-04 | 2018-06-22 | 京东方科技集团股份有限公司 | 超声波触控装置及显示装置 |
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Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210414 Address after: 231323 Building 1, precision electronics industrial park, Hangbu Town, Shucheng County, Lu'an City, Anhui Province Applicant after: Anhui jingzhuo optical display technology Co.,Ltd. Address before: 518106 oufeiguang Science Park, HUAFA section of Songbai highway, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Applicant before: Ophiguang Group Co.,Ltd. Applicant before: Nanchang OFilm Tech. Co.,Ltd. |
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TA01 | Transfer of patent application right | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210223 |
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RJ01 | Rejection of invention patent application after publication |