ADAS Automotive Connector Inoshanda Sei? Gamba Risingazivikanwe reKutyaira Rinozvitonga

ADAS Automotive Connector Inoshanda Sei? Gamba Risingazivikanwe reKutyaira Rinozvitonga

Mumota yemazuva ano ine ruzha, yakanyarara, muchina wekubatsira mutyairi (ADAS) unoshanda nesimba kuti uchengetedzeke. Kamera yemberi inoona mota iri kunonoka, zvichiita kuti pave nemabhureki ekukurumidza otomatiki. Masensa eradar anoona nzvimbo dzisingaonekwe, ukuwo masensa eultrasonic achikutungamira munzvimbo yekupaka mota. Kurongeka uku kwekuona, kusarudza, uye chiito kunonzwa semashiripiti. Asi, pasi pemapaneru emuviri uye kumashure kwemadashboard, mashiripiti aya anogoneswa nechinhu chakakosha, chakakosha, zvekuti kutadza kwawo kunomisa sisitimu yese: iyo ADAS motokari yekubatanidza.

Kupfuura maplug nemasoketi akareruka, ADAS connectors mabasa e micro-engineering, akagadzirwa kuti ave sisitimu yetsinga yemotokari yakavimbika. Ndiwo ma interface akakosha apo simba rinosangana nedata, uko kuona kwe sensor kunova murairo wekombuta. Kunzwisisa mashandiro azvo kunoratidza kuoma kunoshamisa kuri shure kwechiito chiri nyore che "kuramba uri munzira."

Zvipingamupinyi: Nei Ordinary Connectors Isingashande

Kutanga, funga nezvebasa racho. Chinobatanidza redhiyo chinogona kutsungirira kusamira zvakanaka. Chinobatanidza chiedza chedome chinogona kurarama nekutadza kunoitika nguva nenguva. Chinobatanidza cheADAS, zvisinei, chikamu chesystem yakakosha pakuchengetedza. Paketi imwe chete yedata yakakanganiswa kubva paradar inotarisana nemberi, kusiya simba kwenguva pfupi kuenda kuuniti yekudzora kutungamira, kana kupindira kwemagetsi kunomhanya-mhanya kwekamera kunogona kuva nemigumisiro yakaipa. Nokudaro, ADAS motokari zvibatanidza hazvisi zvikamu zvezvinhu; zvakagadzirwa zvinoenderana nekushanda, kuvimbika, uye kugara kwenguva refu kupfuura zvemagetsi emotokari.

Basa ravo guru rine zvikamu zvitatu:

1. Ipa Simba Risingakanganiswi: Ipa simba remagetsi rakasimba uye rakachena kumasensa anonzwa (makamera, LiDAR, radar) uye mayuniti ekugadzirisa.
2. Tumira Ruzivo Rwakamhanya Kwazvo: Ruzivo rwakakura, runoenderana nenguva runoyerera kubva kumasensa kuenda kumakomputa makuru uye runodzokera kuma actuators (mabhureki, chidhiraivho).
3. Kutsungirira Gomba Remota: Kurarama munzvimbo ine kudengenyeka, kuchinja-chinja kwekushisa, hunyoro, makemikari, uye ruzha rwemagetsi kwemakore anopfuura gumi nemashanu.

Kugadzirisa Nheyo dzeKushanda

Kushanda kwechinobatanidza cheADAS kunogona kupatsanurwa kuita zvikamu zvakasiyana-siyana zveinjiniya zvakabatana.

1. Nzvimbo Inonetsa: Hondo Pamativi Ese

Chinobatanidza chiri muADAS system hachirarame hupenyu hwakanyarara. Chinogona kunge chiri kuseri kwegrille (chinobikwa muzuva uye chakapfapfaidzwa nemunyu wemugwagwa), chiri mugomba revhiri (chakapombwa nemarara nemvura), kana kuti padenga remodule (mwaranzi yeUV inogara kwenguva refu uye kupisa kwakasimba). Magadzirirwo aro anoenderana neizvi:

• Kudedera & Kuvhunduka: Mota dzinogara dzichidedera. Kubatana kusina kunaka kunoita kuti "zvitaure" (zvichikanganisa kubatana) hakugamuchirwi. Zvinobatanidza zveADAS zvinoshandisa michina yakashongedzwa. magadzirirwo ekuonana (kazhinji kacho ine mabhero maviri kana kuti forogo yekutuning) iyo inochengetedza simba rakajairika pamapini ekusangana, ichivimbisa kubatana kusina gasi kunyangwe kana ichizunguzwa zvakanyanya. Ma connectors pachawo akasungirirwa zvakachengeteka ku electronic control unit (ECU) kana sensor housing.
• Thermal Cycling: Kubva -40°C munguva yechando yeAlaska kusvika +125°C pedyo nenzvimbo yeinjini, zvinhu zvinokura uye zvinopera. Zvinobatanidza zveADAS zvinoshandisa dzimba dzakagadzirwa nemapurasitiki anoshanda zvakanaka, akasimba pakupisa (senge PBT kana PPS) uye kubata kubva kumhangura dzemhangura (senge phosphor bronze) negoridhe kana sirivha yakasarudzwa pamusoro penickel underplating. Musanganiswa uyu unoita kuti kubata kurambe kuripo uye kuramba ngura, uye imba yacho haikanganisike kana kupwanyika.
• Kuvhara Zvinhu Zvine Chekuita: Apa ndipo panowanikwa vanozvininipisa chisimbiso inova gamba. Mazhinji eADAS connectors ane chiyero cheIP6K9K (asingapindi guruva uye akadzivirirwa kubva kumajeti emvura anodziya zvakanyanya uye anodziya zvakanyanya). Anoshandisa zvipingamupinyi zvakawanda zvekuvhara:
  • Yakakura chisimbiso chemukati pakati pehafu dzekubatanidza.
  • Individual zvisimbiso zvewaya (inowanzogadzirwa nesilicone) yechinhu chimwe nechimwe, chinodzvanya chakakomberedza chinodzivirira waya kuti chivhare kupinda kwehunyoro patambo.
  • A chisimbiso chemusoro kudivi reECU, uko chinongedzo chinobatanidzwa nebhodhi redunhu.
    Dziviriro iyi ine mativi akawanda inoita kuti pave nenzvimbo yakaoma uye yakachengeteka yekubatana kwemagetsi.

2. Mwoyo weMagetsi: Simba uye Kubatana kweSignali

Mukati meimba yakavharwa ndipo pane musimboti wekubatanidza. Zvinobatanidza zveADAS zvinowanzo kuvepo nguva dzose mahybrids, ine mhando dzakasiyana dzekubatana mukati megoko rimwe chete:

• Mabatiro emagetsi: Aya mapini makuru, anorema-gauge akagadzirirwa kutakura maamps akawanda emagetsi anodiwa neradar transmitter kana kamera module. Anoderedza kuramba kwesimba kudzivirira kudzikira kwemagetsi uye kugadzirwa kwekupisa.
• High-Speed ​​Data Contacts: Aya ndiwo magadzirirwo akaitwa nemazvo. Kuti vabate data rates kubva pa100 Mbps (yemasensa ari nyore) kusvika kumagigabits akawanda pasekondi (yemakamera uye radar ine resolution yepamusoro), vanofanirwa kushanda sevanodzora. mitsetse yekutumira impedanceIzvi zvinoreva kuti mageometry avo, nzvimbo, uye dziviriro zvakagadzirirwa kuchengetedza kusimba kwemasaini edhijitari ane frequency yepamusoro. Anowanzo rongwa se mapeya akasiyana (semuenzaniso, kune maprotocol eEthernet akadai se100BASE-T1 kana 1000BASE-T1, ikozvino akajairika muma network eADAS). Differential signaling inotumira makopi akapindurwa echiratidzo pawaya mbiri dziri pedyo, zvichiita kuti sisitimu irambe yakasimba ku external electromagnetic interference (EMI).
• Shielding: Chinobatanidza chose, kana mapoka ekubatana e data rinokurumidza, chakaputirwa muchikamu metallic shieldChidziviriro ichi chakabatanidzwa nemagetsi kuchidzitiro chetambo neECU housing, zvichigadzira Faraday cage inobata EMI inogadzirwa mukati uye inovhara EMI kuti isavhiringidze masaini anobva kunze.

3. Iyo Data Highway: Maprotocol uye Pinouts

Basa rekubatanidza pin imepu yakarongwa zvakanaka. Chinobatanidza chimwe chete chekamera yekuona pamberi chinogona kupa:

• Mapini 1 ne2: Simba rebhatiri risingaperi (kuburikidza netambo yakasanganiswa).
• Mapini 3 ne4: Pasi.
• Mapini 5 ne6: Chiratidzo chekumuka/kurara kubva kudhairekita redhomini.
• Mapini 7 ne10: Peya yakasiyana yekutumira data reEthernet (TX+/-).
• Mapini 8 ne9: Peya yakasiyana yekugamuchira data reEthernet (RX+/-).
  Maitiro aya akarongwa anobvumira chinobatanidza chimwe chete, chidiki kuti chikwanise kubata zvese zvinodiwa nemotokari pakutaurirana nemudziyo.

4. Kubatana Kwevanhu: Kubatana, Kusunga, uye Kushanda

Pasinei nekuoma kwazvo, zvinobatanidza zvinofanirwa kuunganidzwa pamitsetse yekugadzira inokurumidza uye kugadziriswa nemainjiniya.

• CPA (Kuvimbiswa Kwenzvimbo Yekubatanidza): Kabhodhi kadiki kechipiri kana kuti chinotsvedza chinovhara chibatiso chikuru chekubatanidza. Haugone kubata CPA kusvika chibatiso chagara zvakanaka, zvichipa kusimbiswa kunooneka uye kunobatika kwekubatana kwakakodzera.
• TPA (Kuvimbiswa Kwenzvimbo Yechiteshi): Chinhu chemukati chakaiswa muimba yekubatanidza pashure ma terminal ewaya akaiswa. Inovhara terminal yega yega yesimbi mugomba rayo rakakodzera, ichidzivirira kuti isasundirwe kumashure (chirwere chinonzi "back-out") nekuda kwekuzunguzika kana panguva yekusangana/kubvisa kubatana.
• Kuisa Kodhi Yemavara uye Kuisa Keying: Dzimba dzinowanzo nyorwa nemavara, uye dzinogara dzine makiyi (mitsetse yakasiyana nemigero) inoita kuti zvisakwanise kubatanidza kamera inosanganisa kamera mu radar socket, zvichidzivirira kusawirirana kukuru.

Muenzaniso Wechokwadi: Chinobatanidza Kamera Module

Ngatitarisei rwendo kuburikidza nechinobatanidza cheADAS chakajairika pane kamera yakatarisana nepamberi yakaiswa pagirazi repamberi:

1. Simba-Up: Kana mota yamuka, ADAS domain controller inotumira chiratidzo chekumuka chine simba shoma kuburikidza nemapini akatsaurirwa ari muconnector. Chiratidzo ichi chinofamba pamusoro pewaya dzakachengetedzwa nezvisimbiso zvavo.
2. Power Delivery: Painomuka, kamera inodhonza magetsi akagadzikana kuburikidza nemapini makuru emagetsi. Kuiswa kwegoridhe pamagetsi aya kunoita kuti magetsi asarasike zvakanyanya uye kunodzivirira ngura.
3. Kutapurirana kweData: Sensor yeCMOS yekamera inogadzira vhidhiyo isina kurongeka. Chip ye serializer iri mubhodhi inoshandura iyi kuita serial stream ine kumhanya kukuru. Rwizi urwu runotumirwa paEthernet TX+/TX- contact pair yakatsaurirwa mukati me connector. Maitiro chaiwo ekubatana uku ne shield yakapoteredza zvinochengetedza 100-ohm impedance yakafanana, zvichidzivirira kuratidzira kwechiratidzo kunogona kukanganisa data remufananidzo.
4. Kudzivirira Zvakatipoteredza: Izvi zvichiitika, zvisimbiso zvesimbi zvesilicone zvinobata bhachi retambo, chisimbiso cheinterface chinodzvanya pamubhedha wekamera, uye mubatanidzwa wese, wakavharirwa neCPA clip yayo, unodzivirira kudedera kwemugwagwa uye tembiricha inoshanduka kubva kuzuva pagirazi repamberi.
5. Chiratidzo Kutendeseka: Sezvo zviratidzo zvedhijitari zvichipfuura nepachinobatanidza, chidziviriro chesimbi uye chiratidzo che differential chinoramba EMI inogadzirwa ne ignition system, mahwindo emagetsi, kana nhare dzenhare dziri pedyo.

Ramangwana: Kufambira Mberi Nezvinodiwa Zvikuru

Sezvatiri kufambira mberi kuLevel 4 independence, kudiwa kwema connectors kuri kuwedzera. Ma bandwidth edata ari kuwedzera ne surround-view camera systems uye solid-state LiDAR. Izvi zviri kukurudzira kushandiswa kwema protocol anokurumidza kuita se 10 Gigabit Automotive Ethernet, zvichida ma connectors ane impedance control yakasimba uye shielding.

Uyezve, kuchinjirwa kuZone Architecture—uko kune makombiyuta mashoma uye ane simba rakanyanya kutenderedza mota—zvinoreva kuti maconnector mumasuo nemakona achada kuunganidza data kubva kumasensa akawanda, zvichiita kuti network hubs diki, dzakasimba. Connector iyi iri kuchinja kuita node inoshanda, yakangwara munetwork yemotokari.

mhedziso

Munyaya huru yekutyaira wega, pfungwa huru inoonekwa pahungwaru hwekugadzira, kudzidza kwemuchina, uye masensa epamusoro-soro. Asi, hapana kana imwe yematekinoroji aya inogona kushanda isina chinongedzo chakapfava. Ndiyo nzira yakakosha, iyo nzira isina kudzikama iyo nyika yekudengenyeka nemvura inosangana nenyika yedhijitari yedata nekuita sarudzo.

An ADAS motokari yekubatanidza Inoshanda kwete kuburikidza nechinhu chimwe chete, asi kuburikidza nekubatanidzwa kwakabatana kwesimba remakanika, kunyatsorurama kwemagetsi, uye kusawirirana nezvakatipoteredza. Inyanzvi yekugadzira kuvimbika, ichivimbisa kuti millivolt yega yega yesimba uye gigabit yega yega yedata inosvika sezvakarongwa, millisecond yega yega, yehupenyu hwemotokari. Murwendo rwekuenda kumotokari dzinozvityaira, chinongedzo ndicho chaicho, chinongedzo chinoita kuti zvese zvikwanisike. Igamba risingazivikanwe, richiona chinyararire kuti sisitimu yemagetsi yemotokari inoramba yakachena, zvichiita kuti mota ikwanise kuona, kufunga, uye kuita chimwe chinhu kuchengetedza vari mukati mayo.

Kuti uwane rumwe ruzivo nezvekuti ADAS automotive connector inoshanda sei, gamba risingazivikanwe rekutyaira risingazivikanwe, unogona kushanyira Gvtong pa https://www.gvtong.net/ nokuti zvimwe info.