01光芯片市場(chǎng)概況
得益于三大下游市場(chǎng)(電信、數(shù)據(jù)中心、消費(fèi)電子)需求的持續(xù)井噴,2021年光芯片市場(chǎng)規(guī)模將爆發(fā)式增長(zhǎng),達(dá)到25億美元。從細(xì)分市場(chǎng)份額來(lái)看,電信占60%,數(shù)據(jù)中心占30%,消費(fèi)電子占10%。 光芯片行業(yè),具有極高的技術(shù)壁壘和復(fù)雜的工藝流程。因此,光芯片在光器件/光模塊中成本占比較大。對(duì)于高速光模塊(>25Gbps),芯片的成本占比約為60%左右。相較于電芯片,目前光芯片市場(chǎng)規(guī)模較小,主要采用垂直一體化的IDM運(yùn)營(yíng)模式。但伴隨VCSEL芯片的消費(fèi)電子市場(chǎng)打開,將逐步興起設(shè)計(jì)公司+專業(yè)代工的模式。
02光芯片電磁仿真的挑戰(zhàn)
1.更高的數(shù)據(jù)傳輸速率
當(dāng)前主流的光芯片接口速率為單通道56Gbps,業(yè)界的可達(dá)到112Gbps,相信隨著工藝的進(jìn)步和終端用戶對(duì)數(shù)據(jù)吞吐的進(jìn)一步需求,速率會(huì)更高。從無(wú)源參數(shù)提取的角度,這是個(gè)寬頻的應(yīng)用,的頻率已經(jīng)達(dá)到毫米波。在如此復(fù)雜的電磁環(huán)境下,寄生參數(shù)的特性具有頻變的特性,同時(shí)為了滿足仿真精度必須要包含空間的電磁耦合。這些需求給電磁仿真器提出了更高的要求。
2.版圖規(guī)模極大地增加
光芯片的集成度越來(lái)越高,都在往SOC的方向去實(shí)現(xiàn)。根據(jù)我們實(shí)際項(xiàng)目的經(jīng)驗(yàn),四通道光芯片版圖的尺寸為1至2平方毫米,隨著通道數(shù)增多,則版圖尺寸會(huì)進(jìn)一步的增大。除了必要的電感和互聯(lián)外,版圖還包括了大量的高密度電容結(jié)構(gòu),這些結(jié)構(gòu)將仿真的規(guī)模提高了一個(gè)數(shù)量級(jí)。在端口方面,普通版圖的電磁仿真通常需要50個(gè)左右的端口,而光芯片需要應(yīng)對(duì)的端口數(shù)量翻了幾倍,甚至可以達(dá)到500個(gè),這使得設(shè)計(jì)者在有限的硬件資源下很難快速得到精確的仿真數(shù)據(jù)。
ABB 3HAB8101-7/01C DSQC346C DriveUnit
ABB 3HAB8101-8 DSQC346G DriveUnit
ABB cable DSQC351 Interbus-S
ABB 3HAC 0373-1 DSQC361 Main Computer
ABB 3HAC3180-1 DSQC373 Robot Computer
ABB 900054 1Gb SD-card S3/S4 DDR
ABB 900056 1Gb SD-card S2 DDR
3HNE 00026 Teach Pendant
3HNE 00312-1 Teach Pendant
3HNE 00313 Teach Pendant
CHAA 3560-AXA Teach Pendant
ABB 3HAB9271-1/01B DriveUnit Dummy DriveUnit Dummy
ABB 57510001-AA DSCA 114 Print out board
ABB 57520001-U DSCA 121 Communication board
ABB 57160001-A DSDI 110 Digital input board
ABB 57160001-K DSDO 110 Digital output board
ABB YB161102-AH DSDX 110 Digital in/output board
ABB 57160001-TP DSDX B001 digital in-output board
ABB 57360001-U DSMB 124 Semiconductor memory board
ABB 57360001-AN DSMB 125 Semiconductor memory board
ABB 57360001-HG DSMB 127 Memory board
ABB 57330001-N DSMC 110 Floppy disk controller
ABB YB161102-AK DSPA 110 Axis computer
ABB 57310256-AF DSPC 150 Central processor
ABB 57310256-BA DSPC 153 Expand. single board computer
ABB 57310001-GP DSPC 157 Expand. single board computer
ABB YB161102-AD DSQC 103 Resolver power board
ABB YB161102-AF DSQC 105 Display board
ABB YB161102-BA DSQC 110 Programming board
ABB YB161102-BS DSQC 115 Resolver power board + 2 analogue
ABB YB161102-BE DSQC 116 Power supply
ABB YB161102-BG DSQC 117 Resolver power board
ABB YB161102-BU DSQC 124 Terminal unit
ABB YB161102-BV DSQC 129 R/D board
ABB YB161102-CH DSQC 136 Safety board
ABB YB161102-CM DSQC 138 Terminal unit
ABB YB560103-AC DSQC 202 Robot computer
ABB YB560103-AS DSQC 208A External axis board
ABB YB560103-AL DSQC 209 Analogue I/O board
ABB YB560103-AM DSQC 210 Safety board
ABB YB560103-AN DSQC 211 Power supply
ABB YB560103-BF DSQC 215 Robot computer
ABB YB560103-AZ DSQC 220 Programming board
ABB YB560103-BD DSQC 223 PC Board digital I/O
ABB YB560103-BE DSQC 224 PC Board combi I/O
ABB YB560103-BK DSQC 227 Winchester interface
ABB YB560103-BD DSQC 228 Safety board
ABB YB560103-BN DSQC 230 Robot computer
ABB YB560103-BS DSQC 233 External axis board
ABB YB560103-BY DSQC 235A Rectifier
ABB YB560103-BZ DSQC 235B Rectifier
ABB YB560103-CA DSQC 236A Drive unit
DSQC 236B Drive
ABB YB560103-CC DSQC 236C Drive unit
ABB 3HAB2207-1 DSQC 236D Drive unit
ABB YB560103-CD DSQC 236G Drive unit
ABB 3HAB2245-1 DSQC 236H Drive unit
ABB 3HAA3563-AJA DSQC 236P Drive unit
ABB YB560103-CE DSQC 236T Drive unit
DSQC 239 Board - ABB RIO
ABB DSQC 241 Power supply
ABB YB560103-CM DSQC 242 Programming board
ABB 3HAA0001-CP DSQC 243 Serial measurement board
ABB 3HAA3563-ACA DSQC 245 Serial measurement board
ABB 3HAA3563-AAA DSQC 248 Programming board
ABB 3HAA3563-AGA DSQC 249A Rectifier
ABB 3HAA3563-AHA DSQC 249B Rectifier
ABB 3HAA3563-AD DSQC 252 System board
E3HAC028756-001 DSQC 253 SMB unit DSQC 573
E3HAA3563-AMA DSQC 253 Serial Measurement Board
E3E 042816 DSQC 253 Exch. Serial mes. DSQC 253W
6369901-218 DSQC 253 Serial Measurement Board
ABB 3HAB2211-1 DSQC 256A System board
ABB 3HAA3563-AUA DSQC 258 Power supply
ABB 3HAB8797-1 DSQC 266B Drive unit
ABB 3HAB8798-1 DSQC 266C Drive unit
ABB 3HAB8801-1 DSQC 266G Drive unit
ABB 3HAB8800-1 DSQC 266H Drive unit
ABB 3HAB8799-1 DSQC 266K Drive unit
ABB 3HAB8802-1 DSQC 266T Drive unit